\u0627\u062e\u062a\u0628\u0627\u0631 \u062a\u0641\u0627\u0639\u0644\u064a: \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a | \u0628\u064a\u0648-\u0633\u0627\u0641\u0627\u0631\u060c \u0627\u0644\u0645\u0644\u0641\u0627\u062a\u060c \u0627\u0644\u0642\u0648\u0649 \u0628\u064a\u0646 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a<\/title>\n <script src=\"https:\/\/cdn.tailwindcss.com\"><\/script>\n <link href=\"https:\/\/fonts.googleapis.com\/css2?family=Cairo:wght@300;400;500;600;700;800&display=swap\" rel=\"stylesheet\">\n <style>\n body {\n background: linear-gradient(135deg, #1e1a3a, #2d2a5e);\n font-family: 'Cairo', sans-serif;\n min-height: 100vh;\n padding: 1.5rem;\n }\n .glass-card {\n background: rgba(15, 23, 42, 0.65);\n backdrop-filter: blur(14px);\n border: 1px solid rgba(255,255,255,0.15);\n border-radius: 1.75rem;\n box-shadow: 0 20px 35px -12px rgba(0,0,0,0.4);\n }\n .option-btn {\n transition: all 0.2s ease;\n background: rgba(255,255,255,0.05);\n border: 1.5px solid transparent;\n border-radius: 1rem;\n padding: 0.9rem 1.2rem;\n margin-bottom: 0.7rem;\n cursor: pointer;\n display: flex;\n align-items: center;\n gap: 0.75rem;\n }\n .option-btn:hover:not(.disabled-opt) {\n background: rgba(139, 92, 246, 0.2);\n border-color: #a78bfa;\n }\n .option-radio {\n width: 1.2rem;\n height: 1.2rem;\n accent-color: #8b5cf6;\n margin-left: 0.5rem;\n cursor: pointer;\n }\n .option-text {\n flex: 1;\n font-weight: 500;\n }\n .correct-highlight {\n background: rgba(34, 197, 94, 0.25);\n border-color: #4ade80;\n }\n .incorrect-highlight {\n background: rgba(239, 68, 68, 0.25);\n border-color: #f87171;\n }\n .explanation-box {\n background: rgba(0, 0, 0, 0.35);\n border-right: 4px solid #818cf8;\n padding: 1rem;\n border-radius: 1rem;\n margin-top: 1.2rem;\n font-size: 1rem;\n line-height: 1.6;\n }\n .nav-btn {\n background: #2d2b55;\n transition: 0.2s;\n font-weight: 600;\n padding: 0.5rem 1rem;\n border-radius: 2rem;\n }\n .nav-btn:hover:not(:disabled) {\n background: #5b21b6;\n transform: scale(0.97);\n }\n .nav-btn:disabled {\n opacity: 0.4;\n cursor: not-allowed;\n }\n .progress-step {\n background: #2d2a5e;\n border-radius: 2rem;\n height: 8px;\n transition: width 0.2s ease;\n }\n .badge-difficulty {\n font-size: 0.7rem;\n background: rgba(0,0,0,0.4);\n padding: 0.2rem 0.7rem;\n border-radius: 2rem;\n }\n .result-panel {\n background: linear-gradient(95deg, #1e1b4b, #2e2a6e);\n border-radius: 1.5rem;\n padding: 1rem 1.5rem;\n margin-top: 1.5rem;\n text-align: center;\n }\n button:active {\n transform: scale(0.98);\n }\n @media (max-width: 640px) {\n body { padding: 1rem; }\n .option-btn { padding: 0.7rem 0.9rem; }\n .explanation-box { font-size: 0.95rem; }\n }\n .wide-container {\n max-width: 90rem;\n margin-left: auto;\n margin-right: auto;\n width: 100%;\n }\n .math-symbol {\n font-family: monospace;\n direction: ltr;\n display: inline-block;\n }\n svg {\n max-width: 100%;\n height: auto;\n }\n <\/style>\n<\/head>\n<body>\n<div class=\"wide-container\">\n <div class=\"glass-card p-5 md:p-6 mb-6 text-center\">\n <h1 class=\"text-2xl md:text-3xl font-extrabold text-white tracking-tight\">🧲 \u0627\u062e\u062a\u0628\u0627\u0631: \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a<\/h1>\n <p class=\"text-indigo-200 text-md mt-1\">\u0627\u0644\u062b\u0627\u0646\u0648\u064a – \u0627\u0644\u0635\u0641 \u0627\u0644\u062b\u0627\u0646\u064a \u0639\u0634\u0631 – \u0627\u0644\u0645\u0633\u0627\u0631 \u0627\u0644\u0623\u0643\u0627\u062f\u064a\u0645\u064a | \u0642\u0627\u0646\u0648\u0646 \u0628\u064a\u0648-\u0633\u0627\u0641\u0627\u0631\u060c \u0627\u0644\u0645\u062c\u0627\u0644 \u0644\u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0648\u0645\u0644\u0641 \u062f\u0627\u0626\u0631\u064a \u0648\u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a\u060c \u0627\u0644\u0642\u0648\u0649 \u0628\u064a\u0646 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a<\/p>\n <\/div>\n\n <div class=\"glass-card p-5 md:p-7\">\n <div class=\"flex flex-wrap justify-between items-center gap-3 mb-5 pb-2 border-b border-white\/20\">\n <div class=\"flex items-center gap-3\">\n <span class=\"bg-purple-700\/60 text-white text-l font-bold px-3 py-1 rounded-full\">📋 \u0627\u0644\u0633\u0624\u0627\u0644 <span id=\"current-q-num\">1<\/span> \/ <span id=\"total-q-count\">0<\/span><\/span>\n <span id=\"difficulty-badge\" class=\"badge-difficulty text-white\/80\"><\/span>\n <\/div>\n <div class=\"flex items-center gap-2 text-l bg-black\/20 px-3 py-1 rounded-full\">\n <span class=\"text-indigo-300\">\u2713 \u0627\u0644\u0645\u062c\u0627\u0628 \u0639\u0646\u0647:<\/span>\n <span id=\"answered-count\" class=\"font-bold text-white\">0<\/span>\n <span class=\"text-indigo-300\">\u0645\u0646<\/span>\n <span id=\"total-answered-base\" class=\"font-bold text-white\">0<\/span>\n <\/div>\n <\/div>\n\n <div class=\"mb-5\">\n <div class=\"flex justify-between text-l text-indigo-200 mb-1\">\n <span>\u0627\u0644\u062a\u0642\u062f\u0645 \u0641\u064a \u0627\u0644\u0623\u0633\u0626\u0644\u0629<\/span>\n <span id=\"progress-percent\">0%<\/span>\n <\/div>\n <div class=\"w-full bg-gray-800\/60 rounded-full h-2.5\">\n <div id=\"progress-bar\" class=\"progress-step bg-gradient-to-r from-purple-500 to-indigo-500 h-2.5 rounded-full\" style=\"width: 0%\"><\/div>\n <\/div>\n <\/div>\n\n <div id=\"dynamic-question-area\"><\/div>\n\n <div class=\"flex flex-wrap justify-center gap-3 mt-8 pt-3 border-t border-white\/20\">\n <button id=\"first-btn\" class=\"nav-btn text-white px-4 py-2 text-l md:text-base\">⏮ \u0627\u0644\u0623\u0648\u0644<\/button>\n <button id=\"prev-btn\" class=\"nav-btn text-white px-5 py-2\">▶ \u0627\u0644\u0633\u0627\u0628\u0642<\/button>\n <button id=\"next-btn\" class=\"nav-btn text-white px-5 py-2\">\u0627\u0644\u062a\u0627\u0644\u064a ◀<\/button>\n <button id=\"last-btn\" class=\"nav-btn text-white px-4 py-2 text-l md:text-base\">\u0627\u0644\u0623\u062e\u064a\u0631 ⏭<\/button>\n <\/div>\n\n <div class=\"mt-6 text-center\">\n <button id=\"submit-final-btn\" class=\"bg-gradient-to-r from-purple-600 to-indigo-600 hover:from-purple-700 hover:to-indigo-700 text-white font-bold py-3 px-8 rounded-full shadow-lg transition text-lg\">✨ \u0625\u0638\u0647\u0627\u0631 \u0627\u0644\u0646\u062a\u064a\u062c\u0629 ✨<\/button>\n <\/div>\n\n <div id=\"result-panel\" class=\"result-panel hidden\">\n <h2 class=\"text-2xl font-bold text-white mb-2\">📊 \u0646\u062a\u064a\u062c\u062a\u0643 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629<\/h2>\n <p id=\"final-score-text\" class=\"text-4xl font-extrabold text-purple-300 mb-2\">0 \/ 0<\/p>\n <p id=\"result-message\" class=\"text-indigo-200 text-l\"><\/p>\n <button id=\"reset-exam-btn\" class=\"mt-4 bg-white\/20 hover:bg-white\/30 text-white px-6 py-2 rounded-full font-semibold transition\">🔄 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631<\/button>\n <\/div>\n <\/div>\n<\/div>\n\n<script>\n \/\/ ========== \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0623\u0633\u0626\u0644\u0629 (32 \u0633\u0624\u0627\u0644\u0627\u064b) \u0645\u0646 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a ==========\n const quizData = [{\"question\":\"\u0645\u0627 \u0647\u064a \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0627\u0644\u0635\u062d\u064a\u062d\u0629 \u0644\u0642\u0627\u0646\u0648\u0646 \u0628\u064a\u0648 - \u0633\u0627\u0641\u0627\u0631 \u0644\u062d\u0633\u0627\u0628 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u062c\u0632\u0621 \u0635\u063a\u064a\u0631 \u062c\u062f\u0627\u064b dL \u0645\u0646 \u0633\u0644\u0643 \u064a\u062d\u0645\u0644 \u062a\u064a\u0627\u0631\u0627\u064b I\u061f\",\"options\":[\"dB = (\u03bc\u2080 \/ 4\u03c0) * (I dL sin \u03b8 \/ r\u00b2)\",\"dB = (\u03bc\u2080 \/ 2\u03c0) * (I dL sin \u03b8 \/ r)\",\"dB = (\u03bc\u2080 \/ 4\u03c0) * (I dL cos \u03b8 \/ r\u00b2)\",\"dB = (\u03bc\u2080 \/ 2\u03c0) * (I\u00b2 dL \/ r\u00b2)\"],\"correctAnswer\":\"dB = (\u03bc\u2080 \/ 4\u03c0) * (I dL sin \u03b8 \/ r\u00b2)\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0648\u0641\u0642\u0627\u064b \u0644\u0644\u0646\u0635 \u0627\u0644\u0648\u0627\u0631\u062f \u0641\u064a \u0627\u0644\u062f\u0631\u0633\u060c \u0641\u0625\u0646 \u0642\u0627\u0646\u0648\u0646 \u0628\u064a\u0648 - \u0633\u0627\u0641\u0627\u0631 \u0627\u0644\u062c\u0632\u0626\u064a \u064a\u064f\u0639\u0628\u0631 \u0639\u0646\u0647 \u0628\u0627\u0644\u0635\u064a\u063a\u0629: dB = (\u03bc\u2080 \/ 4\u03c0) * (I dL sin \u03b8 \/ r\u00b2).\"},{\"question\":\"\u0645\u0627 \u0647\u064a \u0642\u064a\u0645\u0629 \u0648\u0648\u062d\u062f\u0629 \u0627\u0644\u0646\u0641\u0627\u0630\u064a\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0644\u0644\u0641\u0631\u0627\u063a \u03bc\u2080\u061f\",\"options\":[\"4\u03c0 \u00d7 10\u207b\u2077 T\u00b7m\/A\",\"2\u03c0 \u00d7 10\u207b\u2077 T\u00b7m\/A\u00b2\",\"4\u03c0 \u00d7 10\u207b\u2077 T\/m\u00b7A\",\"8\u03c0 \u00d7 10\u207b\u2077 T\u00b7A\/m\"],\"correctAnswer\":\"4\u03c0 \u00d7 10\u207b\u2077 T\u00b7m\/A\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0642\u064a\u0645\u0629 \u0627\u0644\u0646\u0641\u0627\u0630\u064a\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0644\u0644\u0641\u0631\u0627\u063a (\u0645\u064a\u0648 \u0635\u0641\u0631) \u0647\u064a \u062b\u0627\u0628\u062a \u0641\u064a\u0632\u064a\u0627\u0626\u064a \u064a\u0639\u0628\u0631 \u0639\u0646 \u0642\u062f\u0631\u0629 \u0627\u0644\u0648\u0633\u0637 \u0639\u0644\u0649 \u0627\u0644\u0633\u0645\u0627\u062d \u0644\u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u0628\u0627\u0644\u0645\u0631\u0648\u0631\u060c \u0648\u062a\u0633\u0627\u0648\u064a 4\u03c0 \u00d7 10\u207b\u2077 T\u00b7m\/A.\"},{\"question\":\"\u0639\u0646\u062f \u0623\u064a \u0632\u0627\u0648\u064a\u0629 \u03b8 \u0628\u064a\u0646 \u0639\u0646\u0635\u0631 \u0627\u0644\u0633\u0644\u0643 dL \u0648\u0645\u062a\u062c\u0647 \u0627\u0644\u0645\u0648\u0642\u0639 r \u064a\u0646\u0639\u062f\u0645 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u0647\u0630\u0627 \u0627\u0644\u0639\u0646\u0635\u0631 \u062a\u0645\u0627\u0645\u0627\u064b\u061f\",\"options\":[\"0\u00b0 \u0623\u0648 180\u00b0\",\"90\u00b0 \u0641\u0642\u0637\",\"45\u00b0 \u0623\u0648 135\u00b0\",\"\u064a\u0646\u0639\u062f\u0645 \u062f\u0627\u0626\u0645\u0627\u064b \u0628\u063a\u0636 \u0627\u0644\u0646\u0638\u0631 \u0639\u0646 \u0627\u0644\u0632\u0627\u0648\u064a\u0629\"],\"correctAnswer\":\"0\u00b0 \u0623\u0648 180\u00b0\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0642\u0627\u0646\u0648\u0646 \u0628\u064a\u0648 - \u0633\u0627\u0641\u0627\u0631 \u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0627\u0644\u062d\u062f sin \u03b8. \u0648\u0639\u0646\u062f\u0645\u0627 \u062a\u0643\u0648\u0646 \u0627\u0644\u0632\u0627\u0648\u064a\u0629 0\u00b0 \u0623\u0648 180\u00b0\u060c \u0641\u0625\u0646 \u0642\u064a\u0645\u0629 sin \u03b8 \u062a\u0633\u0627\u0648\u064a \u0635\u0641\u0631\u0627\u064b\u060c \u0648\u0628\u0627\u0644\u062a\u0627\u0644\u064a \u064a\u0646\u0639\u062f\u0645 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a dB.\"},{\"question\":\"\u0643\u064a\u0641 \u064a\u062a\u0646\u0627\u0633\u0628 \u0645\u0642\u062f\u0627\u0631 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u062c\u0632\u0626\u064a dB \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u0639\u0646\u0635\u0631 \u0627\u0644\u0633\u0644\u0643 \u0645\u0639 \u0627\u0644\u0645\u0633\u0627\u0641\u0629 r \u0628\u064a\u0646 \u0627\u0644\u0639\u0646\u0635\u0631 \u0648\u0627\u0644\u0646\u0642\u0637\u0629 \u0627\u0644\u0645\u0631\u0627\u062f \u062d\u0633\u0627\u0628 \u0627\u0644\u0645\u062c\u0627\u0644 \u0639\u0646\u062f\u0647\u0627\u061f\",\"options\":[\"\u0639\u0643\u0633\u064a\u0627\u064b \u0645\u0639 \u0645\u0631\u0628\u0639 \u0627\u0644\u0645\u0633\u0627\u0641\u0629 (1\/r\u00b2)\",\"\u0637\u0631\u062f\u064a\u0627\u064b \u0645\u0639 \u0627\u0644\u0645\u0633\u0627\u0641\u0629 (r)\",\"\u0639\u0643\u0633\u064a\u0627\u064b \u0645\u0639 \u0627\u0644\u0645\u0633\u0627\u0641\u0629 (1\/r)\",\"\u0637\u0631\u062f\u064a\u0627\u064b \u0645\u0639 \u0645\u0631\u0628\u0639 \u0627\u0644\u0645\u0633\u0627\u0641\u0629 (r\u00b2)\"],\"correctAnswer\":\"\u0639\u0643\u0633\u064a\u0627\u064b \u0645\u0639 \u0645\u0631\u0628\u0639 \u0627\u0644\u0645\u0633\u0627\u0641\u0629 (1\/r\u00b2)\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0628\u062d\u0633\u0628 \u0642\u0627\u0646\u0648\u0646 \u0628\u064a\u0648 - \u0633\u0627\u0641\u0627\u0631\u060c \u064a\u062a\u0646\u0627\u0633\u0628 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a dB \u0639\u0643\u0633\u064a\u0627\u064b \u0645\u0639 \u0645\u0631\u0628\u0639 \u0627\u0644\u0645\u0633\u0627\u0641\u0629 r\u00b2 \u0628\u064a\u0646 \u0639\u0646\u0635\u0631 \u0627\u0644\u0633\u0644\u0643 \u0648\u0627\u0644\u0646\u0642\u0637\u0629.\"},{\"question\":\"\u0645\u0627 \u0647\u064a \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u064f\u0639\u0637\u0649 \u0628\u0647\u0627 \u0634\u062f\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0644\u0627 \u0646\u0647\u0627\u0626\u064a \u0627\u0644\u0637\u0648\u0644 \u064a\u0645\u0631 \u0628\u0647 \u062a\u064a\u0627\u0631 I \u0639\u0644\u0649 \u0628\u064f\u0639\u062f \u0639\u0645\u0648\u062f\u064a r\u061f\",\"options\":[\"B = \u03bc\u2080 I \/ 2\u03c0 r\",\"B = \u03bc\u2080 I \/ 2r\",\"B = \u03bc\u2080 N I \/ 2\u03c0 r\",\"B = \u03bc\u2080 I \/ 4\u03c0 r\u00b2\"],\"correctAnswer\":\"B = \u03bc\u2080 I \/ 2\u03c0 r\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0628\u062a\u0637\u0628\u064a\u0642 \u0642\u0627\u0646\u0648\u0646 \u0628\u064a\u0648 - \u0633\u0627\u0641\u0627\u0631 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062a\u0643\u0627\u0645\u0644 \u0639\u0644\u0649 \u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0637\u0648\u064a\u0644 \u062c\u062f\u0627\u064b\u060c \u0646\u062d\u0635\u0644 \u0639\u0644\u0649 \u0627\u0644\u0635\u064a\u063a\u0629: B = \u03bc\u2080 I \/ 2\u03c0 r.\"},{\"question\":\"\u062a\u0623\u0645\u0644 \u0627\u0644\u0634\u0643\u0644 \u0623\u062f\u0646\u0627\u0647 \u0627\u0644\u0630\u064a \u064a\u0648\u0636\u062d \u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u062d\u0648\u0644 \u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0637\u0648\u064a\u0644 \u064a\u0645\u0631 \u0628\u0647 \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a. \u0643\u064a\u0641 \u062a\u0635\u0641 \u0634\u0643\u0644 \u062e\u0637\u0648\u0637 \u0647\u0630\u0627 \u0627\u0644\u0645\u062c\u0627\u0644\u061f<br><svg viewBox='0 0 160 160' width='120' height='120' style='background:#0f172a; border-radius:8px; margin: 10px auto; display:block;'><circle cx='80' cy='80' r='50' fill='none' stroke='#38bdf8' stroke-width='2' stroke-dasharray='4 4'\/><circle cx='80' cy='80' r='30' fill='none' stroke='#38bdf8' stroke-width='2'\/><circle cx='80' cy='80' r='10' fill='none' stroke='#38bdf8' stroke-width='2'\/><circle cx='80' cy='80' r='3' fill='#f43f5e'\/><\/svg>\",\"options\":[\"\u062f\u0648\u0627\u0626\u0631 \u0645\u062a\u062d\u062f\u0629 \u0627\u0644\u0645\u0631\u0643\u0632 \u0645\u0631\u0643\u0632\u0647\u0627 \u064a\u0642\u0639 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0643 \u0648\u0641\u064a \u0645\u0633\u062a\u0648\u0649 \u0639\u0645\u0648\u062f\u064a \u0639\u0644\u064a\u0647\",\"\u062e\u0637\u0648\u0637 \u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0645\u062a\u0648\u0627\u0632\u064a\u0629 \u062a\u0645\u062a\u062f \u0639\u0644\u0649 \u0637\u0648\u0644 \u0627\u0644\u0633\u0644\u0643\",\"\u062d\u0644\u0642\u0627\u062a \u0628\u064a\u0636\u0627\u0648\u064a\u0629 \u062a\u062a\u0642\u0627\u0637\u0639 \u0641\u064a \u0645\u0631\u0643\u0632 \u0627\u0644\u0633\u0644\u0643\",\"\u062e\u0637\u0648\u0637 \u0644\u0648\u0644\u0628\u064a\u0629 \u062a\u0628\u062a\u0639\u062f \u062a\u062f\u0631\u064a\u062c\u064a\u0627\u064b \u0628\u0634\u0643\u0644 \u062d\u0644\u0632\u0648\u0646\u064a \u063a\u064a\u0631 \u0645\u063a\u0644\u0642\"],\"correctAnswer\":\"\u062f\u0648\u0627\u0626\u0631 \u0645\u062a\u062d\u062f\u0629 \u0627\u0644\u0645\u0631\u0643\u0632 \u0645\u0631\u0643\u0632\u0647\u0627 \u064a\u0642\u0639 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0643 \u0648\u0641\u064a \u0645\u0633\u062a\u0648\u0649 \u0639\u0645\u0648\u062f\u064a \u0639\u0644\u064a\u0647\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u062d\u0648\u0644 \u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u064a\u062d\u0645\u0644 \u062a\u064a\u0627\u0631\u0627\u064b \u062a\u0643\u0648\u0646 \u0639\u0628\u0627\u0631\u0629 \u0639\u0646 \u062f\u0648\u0627\u0626\u0631 \u0645\u062a\u062d\u062f\u0629 \u0627\u0644\u0645\u0631\u0643\u0632\u060c \u064a\u0642\u0639 \u0645\u0631\u0643\u0632\u0647\u0627 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0643 \u0646\u0641\u0633\u0647 \u0648\u062a\u0643\u0648\u0646 \u0641\u064a \u0645\u0633\u062a\u0648\u0649 \u0639\u0645\u0648\u062f\u064a \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0643.\"},{\"question\":\"\u0639\u0646\u062f \u062a\u0637\u0628\u064a\u0642 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0627\u0644\u0623\u0648\u0644\u0649 \u0644\u062a\u062d\u062f\u064a\u062f \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0644\u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645\u060c \u0645\u0627\u0630\u0627 \u064a\u0645\u062b\u0644 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0625\u0628\u0647\u0627\u0645\u061f\",\"options\":[\"\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0627\u0635\u0637\u0644\u0627\u062d\u064a \u0627\u0644\u0645\u0627\u0631 \u0641\u064a \u0627\u0644\u0633\u0644\u0643\",\"\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\",\"\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0627\u0644\u0645\u0624\u062b\u0631\u0629\",\"\u0627\u062a\u062c\u0627\u0647 \u062d\u0631\u0643\u0629 \u0627\u0644\u0634\u062d\u0646\u0627\u062a \u0627\u0644\u0633\u0627\u0644\u0628\u0629\"],\"correctAnswer\":\"\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0627\u0635\u0637\u0644\u0627\u062d\u064a \u0627\u0644\u0645\u0627\u0631 \u0641\u064a \u0627\u0644\u0633\u0644\u0643\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u062d\u0633\u0628 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0627\u0644\u0623\u0648\u0644\u0649\u060c \u0646\u0645\u0633\u0643 \u0627\u0644\u0633\u0644\u0643 \u0628\u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0628\u062d\u064a\u062b \u064a\u0634\u064a\u0631 \u0627\u0644\u0625\u0628\u0647\u0627\u0645 \u0625\u0644\u0649 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0627\u0635\u0637\u0644\u0627\u062d\u064a \u0627\u0644\u0645\u0627\u0631 \u0628\u0627\u0644\u0633\u0644\u0643.\"},{\"question\":\"\u0625\u0630\u0627 \u0643\u0627\u0646 \u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u064a\u062d\u0645\u0644 \u062a\u064a\u0627\u0631\u0627\u064b \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0627\u064b \u0645\u062a\u062c\u0647\u0627\u064b \u0631\u0623\u0633\u064a\u0627\u064b \u0625\u0644\u0649 \u0627\u0644\u0623\u0639\u0644\u0649\u060c \u0641\u0643\u064a\u0641 \u064a\u0643\u0648\u0646 \u0627\u062a\u062c\u0627\u0647 \u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0639\u0646\u062f \u0627\u0644\u0646\u0638\u0631 \u0625\u0644\u064a\u0647\u0627 \u0645\u0646 \u0627\u0644\u0623\u0639\u0644\u0649\u061f\",\"options\":[\"\u0639\u0643\u0633 \u0627\u062a\u062c\u0627\u0647 \u062f\u0648\u0631\u0627\u0646 \u0639\u0642\u0627\u0631\u0628 \u0627\u0644\u0633\u0627\u0639\u0629\",\"\u0645\u0639 \u0627\u062a\u062c\u0627\u0647 \u062f\u0648\u0631\u0627\u0646 \u0639\u0642\u0627\u0631\u0628 \u0627\u0644\u0633\u0627\u0639\u0629\",\"\u062a\u0646\u0637\u0644\u0642 \u0628\u0634\u0643\u0644 \u0642\u0637\u0631\u064a \u0644\u0644\u062e\u0627\u0631\u062c \u0645\u0646 \u0627\u0644\u0633\u0644\u0643\",\"\u062a\u0646\u0637\u0644\u0642 \u0628\u0634\u0643\u0644 \u0642\u0637\u0631\u064a \u0644\u0644\u062f\u0627\u062e\u0644 \u0646\u062d\u0648 \u0627\u0644\u0633\u0644\u0643\"],\"correctAnswer\":\"\u0639\u0643\u0633 \u0627\u062a\u062c\u0627\u0647 \u062f\u0648\u0631\u0627\u0646 \u0639\u0642\u0627\u0631\u0628 \u0627\u0644\u0633\u0627\u0639\u0629\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0628\u062a\u0637\u0628\u064a\u0642 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0627\u0644\u0623\u0648\u0644\u0649\u060c \u0639\u0646\u062f\u0645\u0627 \u064a\u0634\u064a\u0631 \u0627\u0644\u0625\u0628\u0647\u0627\u0645 \u0644\u0644\u0623\u0639\u0644\u0649\u060c \u062a\u0644\u062a\u0641 \u0628\u0642\u064a\u0629 \u0627\u0644\u0623\u0635\u0627\u0628\u0639 \u0628\u0639\u0643\u0633 \u0627\u062a\u062c\u0627\u0647 \u0639\u0642\u0627\u0631\u0628 \u0627\u0644\u0633\u0627\u0639\u0629 \u0639\u0646\u062f \u0627\u0644\u0646\u0638\u0631 \u0645\u0646 \u0627\u0644\u0623\u0639\u0644\u0649.\"},{\"question\":\"\u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0637\u0648\u064a\u0644 \u062c\u062f\u0627\u064b \u064a\u0645\u0631 \u0628\u0647 \u062a\u064a\u0627\u0631 \u0634\u062f\u062a\u0647 3 A. \u0645\u0627 \u0645\u0642\u062f\u0627\u0631 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0639\u0646\u062f \u0646\u0642\u0637\u0629 \u062a\u0628\u0639\u062f \u0639\u0646\u0647 \u0645\u0633\u0627\u0641\u0629 \u0639\u0645\u0648\u062f\u064a\u0629 \u0642\u062f\u0631\u0647\u0627 0.2 m\u061f\",\"options\":[\"3.0 \u00d7 10\u207b\u2076 T\",\"6.0 \u00d7 10\u207b\u2076 T\",\"1.5 \u00d7 10\u207b\u2076 T\",\"9.0 \u00d7 10\u207b\u2076 T\"],\"correctAnswer\":\"3.0 \u00d7 10\u207b\u2076 T\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0646\u0637\u0628\u0642 \u0627\u0644\u0635\u064a\u063a\u0629 B = \u03bc\u2080 I \/ 2\u03c0 r. \u0628\u0627\u0644\u062a\u0639\u0648\u064a\u0636: B = (4\u03c0 \u00d7 10\u207b\u2077 \u00d7 3) \/ (2\u03c0 \u00d7 0.2) = 2 \u00d7 10\u207b\u2077 \u00d7 15 = 3.0 \u00d7 10\u207b\u2076 T.\"},{\"question\":\"\u0645\u0627 \u0647\u064a \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0644\u062d\u0633\u0627\u0628 \u0634\u062f\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0641\u064a \u0645\u0631\u0643\u0632 \u0645\u0644\u0641 \u062f\u0627\u0626\u0631\u064a \u0645\u0643\u0648\u0646 \u0645\u0646 N \u0645\u0646 \u0627\u0644\u0644\u0641\u0627\u062a \u0648\u0646\u0635\u0641 \u0642\u0637\u0631\u0647 R \u0648\u064a\u0645\u0631 \u0628\u0647 \u062a\u064a\u0627\u0631 I\u061f\",\"options\":[\"B = \u03bc\u2080 N I \/ 2R\",\"B = \u03bc\u2080 N I \/ 2\u03c0 R\",\"B = \u03bc\u2080 I \/ 2R\",\"B = \u03bc\u2080 N I \/ L\"],\"correctAnswer\":\"B = \u03bc\u2080 N I \/ 2R\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0634\u062f\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0641\u064a \u0645\u0631\u0643\u0632 \u0645\u0644\u0641 \u062f\u0627\u0626\u0631\u064a \u062a\u064f\u0639\u0637\u0649 \u0628\u0627\u0644\u0635\u064a\u063a\u0629: B = \u03bc\u2080 N I \/ 2R\u060c \u062d\u064a\u062b N \u0647\u0648 \u0639\u062f\u062f \u0627\u0644\u0644\u0641\u0627\u062a \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a \u0648 R \u0647\u0648 \u0646\u0635\u0641 \u0642\u0637\u0631 \u0627\u0644\u0645\u0644\u0641.\"},{\"question\":\"\u0641\u064a \u0645\u0631\u0643\u0632 \u0627\u0644\u0645\u0644\u0641 \u0627\u0644\u062f\u0627\u0626\u0631\u064a\u060c \u0643\u064a\u0641 \u0646\u062d\u062f\u062f \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u062b\u0627\u0646\u064a\u0629 \u0644\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649\u061f\",\"options\":[\"\u0646\u0644\u0641 \u0623\u0635\u0627\u0628\u0639 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u062d\u0648\u0644 \u0627\u0644\u062d\u0644\u0642\u0629 \u0645\u0639 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062a\u064a\u0627\u0631\u060c \u0641\u064a\u0634\u064a\u0631 \u0627\u0644\u0625\u0628\u0647\u0627\u0645 \u0625\u0644\u0649 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644\",\"\u064a\u0634\u064a\u0631 \u0627\u0644\u0625\u0628\u0647\u0627\u0645 \u0625\u0644\u0649 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062a\u064a\u0627\u0631\u060c \u0648\u062a\u0634\u064a\u0631 \u0628\u0642\u064a\u0629 \u0627\u0644\u0623\u0635\u0627\u0628\u0639 \u0625\u0644\u0649 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644\",\"\u0646\u0644\u0641 \u0623\u0635\u0627\u0628\u0639 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0645\u0639 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644\u060c \u0641\u064a\u0634\u064a\u0631 \u0627\u0644\u0625\u0628\u0647\u0627\u0645 \u0625\u0644\u0649 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062a\u064a\u0627\u0631\",\"\u0646\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0633\u0631\u0649 \u0644\u0623\u0646 \u0627\u0644\u062a\u064a\u0627\u0631 \u062f\u0627\u0626\u0631\u064a\"],\"correctAnswer\":\"\u0646\u0644\u0641 \u0623\u0635\u0627\u0628\u0639 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u062d\u0648\u0644 \u0627\u0644\u062d\u0644\u0642\u0629 \u0645\u0639 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062a\u064a\u0627\u0631\u060c \u0641\u064a\u0634\u064a\u0631 \u0627\u0644\u0625\u0628\u0647\u0627\u0645 \u0625\u0644\u0649 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0648\u0641\u0642 \u0627\u0644\u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u062b\u0627\u0646\u064a\u0629 \u0644\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0627\u0644\u0645\u062e\u0635\u0635\u0629 \u0644\u0644\u0645\u0644\u0641\u0627\u062a \u0627\u0644\u062f\u0627\u0626\u0631\u064a\u0629\u060c \u0644\u0641 \u0627\u0644\u0623\u0635\u0627\u0628\u0639 \u0645\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u064a\u062c\u0639\u0644 \u0627\u0644\u0625\u0628\u0647\u0627\u0645 \u064a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0641\u064a \u0645\u0631\u0643\u0632 \u0627\u0644\u062d\u0644\u0642\u0629.\"},{\"question\":\"\u0625\u0630\u0627 \u062a\u0645 \u062a\u0636\u0627\u0639\u0641 \u0639\u062f\u062f \u0644\u0641\u0627\u062a \u0645\u0644\u0641 \u062f\u0627\u0626\u0631\u064a \u0625\u0644\u0649 \u0627\u0644\u0636\u0639\u0641 \u0645\u0639 \u0628\u0642\u0627\u0621 \u0646\u0635\u0641 \u0642\u0637\u0631\u0647 \u0648\u0634\u062f\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0627\u0631 \u0641\u064a\u0647 \u062b\u0627\u0628\u062a\u064a\u0646\u060c \u0645\u0627\u0630\u0627 \u064a\u062d\u062f\u062b \u0644\u0634\u062f\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0641\u064a \u0645\u0631\u0643\u0632\u0647\u061f\",\"options\":[\"\u062a\u062a\u0636\u0627\u0639\u0641 \u0625\u0644\u0649 \u0636\u0639\u0641\u064a\u0646 (2B)\",\"\u062a\u0642\u0644 \u0625\u0644\u0649 \u0627\u0644\u0646\u0635\u0641 (B\/2)\",\"\u062a\u0632\u062f\u0627\u062f \u0625\u0644\u0649 \u0623\u0631\u0628\u0639\u0629 \u0623\u0636\u0639\u0627\u0641 (4B)\",\"\u062a\u0628\u0642\u0649 \u062b\u0627\u0628\u062a\u0629 \u062f\u0648\u0646 \u062a\u063a\u064a\u064a\u0631\"],\"correctAnswer\":\"\u062a\u062a\u0636\u0627\u0639\u0641 \u0625\u0644\u0649 \u0636\u0639\u0641\u064a\u0646 (2B)\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u062a\u0648\u062c\u062f \u0639\u0644\u0627\u0642\u0629 \u0637\u0631\u062f\u064a\u0629 \u062e\u0637\u064a\u0629 \u0628\u064a\u0646 \u0627\u0644\u0645\u062c\u0627\u0644 B \u0648\u0639\u062f\u062f \u0627\u0644\u0644\u0641\u0627\u062a N (\u062d\u064a\u062b B \u064a\u062a\u0646\u0627\u0633\u0628 \u0637\u0631\u062f\u064a\u0627\u064b \u0645\u0639 N)\u060c \u0644\u0630\u0627 \u0641\u0625\u0646 \u0645\u0636\u0627\u0639\u0641\u0629 \u0639\u062f\u062f \u0627\u0644\u0644\u0641\u0627\u062a \u064a\u0636\u0627\u0639\u0641 \u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a.\"},{\"question\":\"\u062a\u0623\u0645\u0644 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0645\u0648\u0636\u062d \u0641\u064a \u0627\u0644\u0634\u0643\u0644 \u0623\u062f\u0646\u0627\u0647. \u0644\u0645\u0627\u0630\u0627 \u0644\u0627 \u062a\u0633\u0627\u0647\u0645 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0645\u0646 \u0627\u0644\u0633\u0644\u0643 \u0628\u0623\u064a \u0645\u062c\u0627\u0644 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0639\u0646\u062f \u0627\u0644\u0646\u0642\u0637\u0629 P \u0627\u0644\u0648\u0627\u0642\u0639\u0629 \u0641\u064a \u0645\u0631\u0643\u0632 \u0631\u0628\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629\u061f<br><svg viewBox='0 0 160 160' width='120' height='120' style='background:#0f172a; border-radius:8px; margin:10px auto; display:block;'><circle cx='30' cy='110' r='3' fill='#38bdf8'\/><path d='M 30 20 L 30 50 A 60 60 0 0 0 90 110 L 150 110' fill='none' stroke='#ef4444' stroke-width='3'\/><line x1='30' y1='50' x2='30' y2='110' stroke='#64748b' stroke-dasharray='4,4'\/><line x1='90' y1='110' x2='30' y2='110' stroke='#64748b' stroke-dasharray='4,4'\/><text x='15' y='125' fill='#38bdf8' font-size='12'>P<\/text><\/svg>\",\"options\":[\"\u0644\u0623\u0646 \u0627\u0644\u0646\u0642\u0637\u0629 P \u062a\u0642\u0639 \u0639\u0644\u0649 \u0627\u0645\u062a\u062f\u0627\u062f \u062e\u0637 \u0647\u0630\u0647 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0641\u062a\u0643\u0648\u0646 \u0627\u0644\u0632\u0627\u0648\u064a\u0629 \u03b8 \u062a\u0633\u0627\u0648\u064a \u0635\u0641\u0631 \u0623\u0648 180 \u062f\u0631\u062c\u0629\",\"\u0644\u0623\u0646 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0644\u0627 \u064a\u0645\u0631 \u0628\u0647\u0627 \u0623\u064a \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a\",\"\u0644\u0623\u0646 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646\u0647\u0627 \u064a\u062a\u0644\u0627\u0634\u0649 \u0628\u0641\u0639\u0644 \u0627\u0644\u0646\u0641\u0627\u0630\u064a\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629\",\"\u0644\u0623\u0646 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0627\u0631 \u0641\u064a \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0636\u0639\u064a\u0641 \u062c\u062f\u0627\u064b \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u0645\u0646\u062d\u0646\u064a\"],\"correctAnswer\":\"\u0644\u0623\u0646 \u0627\u0644\u0646\u0642\u0637\u0629 P \u062a\u0642\u0639 \u0639\u0644\u0649 \u0627\u0645\u062a\u062f\u0627\u062f \u062e\u0637 \u0647\u0630\u0647 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0641\u062a\u0643\u0648\u0646 \u0627\u0644\u0632\u0627\u0648\u064a\u0629 \u03b8 \u062a\u0633\u0627\u0648\u064a \u0635\u0641\u0631 \u0623\u0648 180 \u062f\u0631\u062c\u0629\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0648\u0641\u0642 \u0642\u0627\u0646\u0648\u0646 \u0628\u064a\u0648 - \u0633\u0627\u0641\u0627\u0631\u060c \u064a\u0646\u0639\u062f\u0645 \u0627\u0644\u0645\u062c\u0627\u0644 \u0645\u0646 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0641\u064a \u0627\u0644\u0646\u0642\u0637\u0629 P \u0644\u0623\u0646 \u0627\u0644\u0646\u0642\u0637\u0629 \u062a\u0642\u0639 \u0639\u0644\u0649 \u0627\u0645\u062a\u062f\u0627\u062f \u062e\u0637 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645\u060c \u0648\u0628\u0627\u0644\u062a\u0627\u0644\u064a \u0627\u0644\u0632\u0627\u0648\u064a\u0629 \u03b8 \u062a\u0643\u0648\u0646 0 \u0623\u0648 180 \u062f\u0631\u062c\u0629 \u0648\u064a\u0643\u0648\u0646 sin \u03b8 \u0645\u0633\u0627\u0648\u064a\u0627\u064b \u0644\u0644\u0635\u0641\u0631.\"},{\"question\":\"\u0633\u0644\u0643 \u0645\u0634\u0643\u0644 \u0639\u0644\u0649 \u0647\u064a\u0626\u0629 \u0646\u0635\u0641 \u062d\u0644\u0642\u0629 \u062f\u0627\u0626\u0631\u064a\u0629 (N = 1\/2) \u0646\u0635\u0641 \u0642\u0637\u0631\u0647\u0627 0.1 m\u060c \u064a\u0645\u0631 \u0628\u0647\u0627 \u062a\u064a\u0627\u0631 \u0634\u062f\u062a\u0647 2 A. \u0645\u0627 \u0645\u0642\u062f\u0627\u0631 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0641\u064a \u0645\u0631\u0643\u0632\u0647\u0627\u061f\",\"options\":[\"2\u03c0 \u00d7 10\u207b\u2076 T\",\"4\u03c0 \u00d7 10\u207b\u2076 T\",\"1\u03c0 \u00d7 10\u207b\u2076 T\",\"8\u03c0 \u00d7 10\u207b\u2076 T\"],\"correctAnswer\":\"2\u03c0 \u00d7 10\u207b\u2076 T\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0646\u0637\u0628\u0642 \u0642\u0627\u0646\u0648\u0646 \u0627\u0644\u0645\u0644\u0641 \u0627\u0644\u062f\u0627\u0626\u0631\u064a: B = \u03bc\u2080 N I \/ 2R. \u0628\u0627\u0644\u062a\u0639\u0648\u064a\u0636: B = (4\u03c0 \u00d7 10\u207b\u2077 \u00d7 0.5 \u00d7 2) \/ (2 \u00d7 0.1) = (4\u03c0 \u00d7 10\u207b\u2077) \/ 0.2 = 2\u03c0 \u00d7 10\u207b\u2076 T.\"},{\"question\":\"\u0641\u064a \u062a\u062c\u0631\u0628\u0629 \u062f\u0645\u062c \u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0637\u0648\u064a\u0644 \u0648\u0646\u0635\u0641 \u062d\u0644\u0642\u0629 \u062f\u0627\u0626\u0631\u064a\u0629 \u0643\u0645\u0627 \u0647\u0648 \u0645\u0648\u0636\u062d \u0628\u0627\u0644\u0631\u0633\u0645\u060c \u0625\u0630\u0627 \u0643\u0627\u0646 \u062a\u064a\u0627\u0631 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645 \u0644\u0644\u063a\u0631\u0628 (\u0627\u0644\u064a\u0633\u0627\u0631) \u0648\u062a\u064a\u0627\u0631 \u0646\u0635\u0641 \u0627\u0644\u062d\u0644\u0642\u0629 \u064a\u062f\u0648\u0631 \u0645\u0639 \u0639\u0642\u0627\u0631\u0628 \u0627\u0644\u0633\u0627\u0639\u0629\u060c \u0645\u0627 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644\u064a\u0646 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u064a\u0646 \u0639\u0646\u062f \u0627\u0644\u0645\u0631\u0643\u0632 \u0627\u0644\u0645\u0634\u062a\u0631\u0643 P\u061f<br><svg viewBox='0 0 160 160' width='120' height='120' style='background:#0f172a; border-radius:8px; margin:10px auto; display:block;'><circle cx='80' cy='80' r='3' fill='#38bdf8'\/><path d='M 40 80 A 40 40 0 0 1 120 80' fill='none' stroke='#ef4444' stroke-width='3'\/><line x1='150' y1='120' x2='10' y2='120' stroke='#3b82f6' stroke-width='3'\/><text x='65' y='75' fill='#38bdf8' font-size='12'>P<\/text><\/svg>\",\"options\":[\"\u0643\u0644\u0627 \u0627\u0644\u0645\u062c\u0627\u0644\u064a\u0646 \u064a\u062a\u062c\u0647\u0627\u0646 \u0644\u062f\u0627\u062e\u0644 \u0627\u0644\u0635\u0641\u062d\u0629 (\u0639\u0645\u0648\u062f\u064a \u0644\u0644\u062f\u0627\u062e\u0644)\",\"\u0643\u0644\u0627 \u0627\u0644\u0645\u062c\u0627\u0644\u064a\u0646 \u064a\u062a\u062c\u0647\u0627\u0646 \u0644\u062e\u0627\u0631\u062c \u0627\u0644\u0635\u0641\u062d\u0629 (\u0639\u0645\u0648\u062f\u064a \u0644\u0644\u062e\u0627\u0631\u062c)\",\"\u0645\u062c\u0627\u0644 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645 \u0644\u0644\u062f\u0627\u062e\u0644 \u0648\u0645\u062c\u0627\u0644 \u0646\u0635\u0641 \u0627\u0644\u062d\u0644\u0642\u0629 \u0644\u0644\u062e\u0627\u0631\u062c\",\"\u0645\u062c\u0627\u0644 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645 \u0644\u0644\u062e\u0627\u0631\u062c \u0648\u0645\u062c\u0627\u0644 \u0646\u0635\u0641 \u0627\u0644\u062d\u0644\u0642\u0629 \u0644\u0644\u062f\u0627\u062e\u0644\"],\"correctAnswer\":\"\u0643\u0644\u0627 \u0627\u0644\u0645\u062c\u0627\u0644\u064a\u0646 \u064a\u062a\u062c\u0647\u0627\u0646 \u0644\u062f\u0627\u062e\u0644 \u0627\u0644\u0635\u0641\u062d\u0629 (\u0639\u0645\u0648\u062f\u064a \u0644\u0644\u062f\u0627\u062e\u0644)\",\"difficulty\":\"\u0635\u0639\u0628\",\"explanation\":\"\u0628\u062a\u0637\u0628\u064a\u0642 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0627\u0644\u0623\u0648\u0644\u0649 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645 \u0627\u0644\u0633\u0641\u0644\u064a (\u0627\u0644\u062a\u064a\u0627\u0631 \u0644\u0644\u064a\u0633\u0627\u0631 \u0648\u0627\u0644\u0646\u0642\u0637\u0629 \u0641\u0648\u0642\u0647)\u060c \u064a\u0634\u064a\u0631 \u0627\u0644\u0645\u062c\u0627\u0644 \u0644\u0644\u062f\u0627\u062e\u0644. \u0648\u0628\u062a\u0637\u0628\u064a\u0642 \u0627\u0644\u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u062b\u0627\u0646\u064a\u0629 \u0639\u0644\u0649 \u0646\u0635\u0641 \u0627\u0644\u062d\u0644\u0642\u0629 \u0627\u0644\u0639\u0644\u0648\u064a\u0629 (\u0627\u0644\u062a\u064a\u0627\u0631 \u0645\u0639 \u0639\u0642\u0627\u0631\u0628 \u0627\u0644\u0633\u0627\u0639\u0629)\u060c \u064a\u0634\u064a\u0631 \u0627\u0644\u0645\u062c\u0627\u0644 \u0623\u064a\u0636\u0627\u064b \u0644\u0644\u062f\u0627\u062e\u0644. \u0644\u0630\u0644\u0643 \u0627\u0644\u0645\u062c\u0627\u0644\u064a\u0646 \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647 (\u0644\u0644\u062f\u0627\u062e\u0644).\"},{\"question\":\"\u0645\u0627 \u0647\u0648 \u062a\u0639\u0631\u064a\u0641 \u0627\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a (Solenoid)\u061f\",\"options\":[\"\u0633\u0644\u0643 \u0645\u0644\u0641\u0648\u0641 \u0639\u0644\u0649 \u0634\u0643\u0644 \u062d\u0644\u0642\u0627\u062a \u0645\u062a\u0631\u0627\u0635\u0629 \u0639\u0644\u0649 \u0633\u0637\u062d \u0623\u0633\u0637\u0648\u0627\u0646\u0629\",\"\u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0637\u0648\u064a\u0644 \u062c\u062f\u0627\u064b \u064a\u0645\u0631 \u0628\u0647 \u062a\u064a\u0627\u0631 \u0639\u0627\u0644\u064d \u062c\u062f\u0627\u064b\",\"\u062d\u0644\u0642\u0629 \u062f\u0627\u0626\u0631\u064a\u0629 \u0648\u0627\u062d\u062f\u0629 \u0646\u0635\u0641 \u0642\u0637\u0631\u0647\u0627 \u0643\u0628\u064a\u0631 \u062c\u062f\u0627\u064b\",\"\u0644\u0648\u062d\u0627\u0646 \u0645\u062a\u0648\u0627\u0632\u064a\u0627\u0646 \u062a\u0641\u0635\u0644\u0647\u0645\u0627 \u0645\u0627\u062f\u0629 \u0639\u0627\u0632\u0644\u0629\"],\"correctAnswer\":\"\u0633\u0644\u0643 \u0645\u0644\u0641\u0648\u0641 \u0639\u0644\u0649 \u0634\u0643\u0644 \u062d\u0644\u0642\u0627\u062a \u0645\u062a\u0631\u0627\u0635\u0629 \u0639\u0644\u0649 \u0633\u0637\u062d \u0623\u0633\u0637\u0648\u0627\u0646\u0629\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0627\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a \u0647\u0648 \u0633\u0644\u0643 \u0646\u062d\u0627\u0633\u064a \u0645\u0639\u0632\u0648\u0644 \u0645\u0644\u0641\u0648\u0641 \u0639\u0644\u0649 \u0634\u0643\u0644 \u062d\u0644\u0642\u0627\u062a \u0645\u062a\u0631\u0627\u0635\u0629 \u0641\u0648\u0642 \u0633\u0637\u062d \u0623\u0633\u0637\u0648\u0627\u0646\u064a\u060c \u0648\u064a\u062a\u0645\u064a\u0632 \u0628\u0642\u062f\u0631\u062a\u0647 \u0639\u0644\u0649 \u062a\u0648\u0644\u064a\u062f \u0645\u062c\u0627\u0644 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0645\u0646\u062a\u0638\u0645 \u0628\u062f\u0627\u062e\u0644\u0647.\"},{\"question\":\"\u0645\u0627 \u0647\u064a \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0644\u062d\u0633\u0627\u0628 \u0634\u062f\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u062f\u0627\u062e\u0644 \u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a \u0637\u0648\u064a\u0644 \u0641\u064a \u0645\u0646\u0637\u0642\u0629 \u0628\u0639\u064a\u062f\u0629 \u0639\u0646 \u0623\u0637\u0631\u0627\u0641\u0647\u061f\",\"options\":[\"B = \u03bc\u2080 N I \/ L\",\"B = \u03bc\u2080 N I \/ 2R\",\"B = \u03bc\u2080 I \/ 2\u03c0 L\",\"B = \u03bc\u2080 N I\u00b2 \/ L\"],\"correctAnswer\":\"B = \u03bc\u2080 N I \/ L\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0644\u062d\u0633\u0627\u0628 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u062f\u0627\u062e\u0644 \u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a \u0647\u064a: B = \u03bc\u2080 N I \/ L\u060c \u0648\u064a\u0645\u0643\u0646 \u0627\u0644\u062a\u0639\u0628\u064a\u0631 \u0639\u0646\u0647\u0627 \u0628\u062f\u0644\u0627\u0644\u0629 \u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0644\u0641\u0627\u062a (n = N\/L) \u0644\u062a\u0635\u0628\u062d: B = \u03bc\u2080 n I.\"},{\"question\":\"\u0645\u0627\u0630\u0627 \u064a\u0645\u062b\u0644 \u0627\u0644\u0631\u0645\u0632 n \u0641\u064a \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0644\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a: B = \u03bc\u2080 n I\u061f\",\"options\":[\"\u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0644\u0641\u0627\u062a (\u0639\u062f\u062f \u0627\u0644\u0644\u0641\u0627\u062a \u0641\u064a \u0627\u0644\u0645\u062a\u0631 \u0627\u0644\u0648\u0627\u062d\u062f)\",\"\u0639\u062f\u062f \u0627\u0644\u0644\u0641\u0627\u062a \u0627\u0644\u0643\u0644\u064a \u0644\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a\",\"\u0637\u0648\u0644 \u0627\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a \u0628\u0627\u0644\u0623\u0645\u062a\u0627\u0631\",\"\u0646\u0635\u0641 \u0642\u0637\u0631 \u0627\u0644\u0644\u0641\u0629 \u0627\u0644\u0648\u0627\u062d\u062f\u0629 \u0644\u0644\u0645\u0644\u0641\"],\"correctAnswer\":\"\u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0644\u0641\u0627\u062a (\u0639\u062f\u062f \u0627\u0644\u0644\u0641\u0627\u062a \u0641\u064a \u0627\u0644\u0645\u062a\u0631 \u0627\u0644\u0648\u0627\u062d\u062f)\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"n \u062a\u0645\u062b\u0644 \u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0644\u0641\u0627\u062a \u0648\u0647\u064a \u062a\u0633\u0627\u0648\u064a \u0639\u062f\u062f \u0627\u0644\u0644\u0641\u0627\u062a \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a \u0645\u0642\u0633\u0648\u0645\u0627\u064b \u0639\u0644\u0649 \u0637\u0648\u0644 \u0627\u0644\u0645\u0644\u0641 \u0627\u0644\u0643\u0644\u064a \u0628\u0627\u0644\u0627\u0645\u062a\u0627\u0631 (n = N\/L).\"},{\"question\":\"\u0643\u064a\u0641 \u064a\u0648\u0635\u0641 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u062f\u0627\u062e\u0644 \u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a \u0637\u0648\u064a\u0644 \u062c\u062f\u0627\u064b \u0648\u0645\u062b\u0627\u0644\u064a \u0628\u0639\u064a\u062f\u0627\u064b \u0639\u0646 \u0623\u0637\u0631\u0627\u0641\u0647\u061f\",\"options\":[\"\u0645\u062c\u0627\u0644 \u0645\u0646\u062a\u0638\u0645 (\u062b\u0627\u0628\u062a \u0641\u064a \u0627\u0644\u0645\u0642\u062f\u0627\u0631 \u0648\u0627\u0644\u0627\u062a\u062c\u0627\u0647)\",\"\u0645\u062c\u0627\u0644 \u0645\u062a\u063a\u064a\u0631 \u064a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0627\u0644\u0628\u0639\u062f \u0639\u0646 \u0645\u062d\u0648\u0631 \u0627\u0644\u0645\u0644\u0641\",\"\u0645\u062c\u0627\u0644 \u062f\u0627\u0626\u0631\u064a \u064a\u062f\u0648\u0631 \u062d\u0648\u0644 \u0627\u0644\u0645\u062d\u0648\u0631 \u0627\u0644\u0623\u0633\u0637\u0648\u0627\u0646\u064a \u0644\u0644\u0645\u0644\u0641\",\"\u0645\u062c\u0627\u0644 \u0645\u0646\u0639\u062f\u0645 \u062a\u0645\u0627\u0645\u0627\u064b \u0641\u064a \u062c\u0645\u064a\u0639 \u0627\u0644\u0646\u0642\u0627\u0637 \u0628\u0627\u0644\u062f\u0627\u062e\u0644\"],\"correctAnswer\":\"\u0645\u062c\u0627\u0644 \u0645\u0646\u062a\u0638\u0645 (\u062b\u0627\u0628\u062a \u0641\u064a \u0627\u0644\u0645\u0642\u062f\u0627\u0631 \u0648\u0627\u0644\u0627\u062a\u062c\u0627\u0647)\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0627\u0644\u0645\u062c\u0627\u0644 \u062f\u0627\u062e\u0644 \u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a \u0637\u0648\u064a\u0644 \u0648\u0645\u062b\u0627\u0644\u064a \u064a\u0643\u0648\u0646 \u0645\u0646\u062a\u0638\u0645\u0627\u064b\u060c \u0645\u0645\u0627 \u064a\u0639\u0646\u064a \u0623\u0646 \u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0645\u062a\u0648\u0627\u0632\u064a\u0629 \u0648\u062a\u062a\u0648\u0632\u0639 \u0628\u0627\u0646\u062a\u0638\u0627\u0645 \u0648\u0644\u0647\u0627 \u0646\u0641\u0633 \u0627\u0644\u0642\u064a\u0645\u0629 \u0648\u0627\u0644\u0627\u062a\u062c\u0627\u0647.\"},{\"question\":\"\u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a \u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0643\u062b\u0627\u0641\u0629 \u0644\u0641\u0627\u062a \u062a\u0633\u0627\u0648\u064a 1400 \u0644\u0641\u0629 \u0644\u0643\u0644 \u0645\u062a\u0631 (1400 m\u207b\u00b9) \u0648\u064a\u0645\u0631 \u0628\u0647 \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0634\u062f\u062a\u0647 7.4 A. \u0645\u0627 \u0634\u062f\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0645\u062a\u0648\u0644\u062f \u0628\u062f\u0627\u062e\u0644\u0647\u061f\",\"options\":[\"1.3 \u00d7 10\u207b\u00b2 T\",\"2.6 \u00d7 10\u207b\u00b2 T\",\"6.5 \u00d7 10\u207b\u00b3 T\",\"1.3 \u00d7 10\u207b\u2074 T\"],\"correctAnswer\":\"1.3 \u00d7 10\u207b\u00b2 T\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0646\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0635\u064a\u063a\u0629 B = \u03bc\u2080 n I. \u0628\u0627\u0644\u062a\u0639\u0648\u064a\u0636: B = (4\u03c0 \u00d7 10\u207b\u2077) \u00d7 1400 \u00d7 7.4 \u2248 0.013 T\u060c \u0648\u0647\u0648 \u0645\u0627 \u064a\u0639\u0627\u062f\u0644 1.3 \u00d7 10\u207b\u00b2 T.\"},{\"question\":\"\u0623\u064a \u0645\u0646 \u0627\u0644\u062a\u063a\u064a\u064a\u0631\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u0644\u0627 \u064a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0634\u062f\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0645\u062a\u0648\u0644\u062f \u062f\u0627\u062e\u0644 \u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a \u0645\u062b\u0627\u0644\u064a\u061f\",\"options\":[\"\u0632\u064a\u0627\u062f\u0629 \u0645\u0633\u0627\u062d\u0629 \u0645\u0642\u0637\u0639 \u0627\u0644\u0645\u0644\u0641 (\u0623\u0648 \u0642\u0637\u0631\u0647) \u0645\u0639 \u0628\u0642\u0627\u0621 \u0627\u0644\u062a\u064a\u0627\u0631 \u0648\u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0644\u0641\u0627\u062a \u062b\u0627\u0628\u062a\u064a\u0646\",\"\u0632\u064a\u0627\u062f\u0629 \u0634\u062f\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0627\u0631 \u0641\u064a \u0627\u0644\u0645\u0644\u0641\",\"\u0632\u064a\u0627\u062f\u0629 \u0639\u062f\u062f \u0627\u0644\u0644\u0641\u0627\u062a \u0644\u0643\u0644 \u0648\u062d\u062f\u0629 \u0637\u0648\u0644\",\"\u0648\u0636\u0639 \u0642\u0644\u0628 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0637\u0627\u0648\u0639 \u062f\u0627\u062e\u0644 \u062a\u062c\u0648\u064a\u0641 \u0627\u0644\u0645\u0644\u0641\"],\"correctAnswer\":\"\u0632\u064a\u0627\u062f\u0629 \u0645\u0633\u0627\u062d\u0629 \u0645\u0642\u0637\u0639 \u0627\u0644\u0645\u0644\u0641 (\u0623\u0648 \u0642\u0637\u0631\u0647) \u0645\u0639 \u0628\u0642\u0627\u0621 \u0627\u0644\u062a\u064a\u0627\u0631 \u0648\u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0644\u0641\u0627\u062a \u062b\u0627\u0628\u062a\u064a\u0646\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0644\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a \u0627\u0644\u0645\u062b\u0627\u0644\u064a B = \u03bc\u2080 n I \u0644\u0627 \u062a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u0642\u0637\u0639 \u0623\u0648 \u0646\u0635\u0641 \u0642\u0637\u0631 \u0627\u0644\u0645\u0644\u0641\u060c \u0648\u0628\u0627\u0644\u062a\u0627\u0644\u064a \u0644\u0627 \u062a\u062a\u0623\u062b\u0631 \u0634\u062f\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0628\u062a\u063a\u064a\u064a\u0631 \u0645\u0633\u0627\u062d\u0629 \u0645\u0642\u0637\u0639 \u0627\u0644\u0645\u0644\u0641 \u0637\u0627\u0644\u0645\u0627 \u0628\u0642\u064a\u062a n \u0648 I \u062b\u0627\u0628\u062a\u062a\u064a\u0646.\"},{\"question\":\"\u0645\u0627 \u0647\u064a \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0644\u062d\u0633\u0627\u0628 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u062a\u0628\u0627\u062f\u0644\u0629 \u0644\u0643\u0644 \u0648\u062d\u062f\u0629 \u0637\u0648\u0644 (F\/L) \u0628\u064a\u0646 \u0645\u0648\u0635\u0644\u064a\u0646 \u0645\u062a\u0648\u0627\u0632\u064a\u064a\u0646 \u0637\u0648\u064a\u0644\u064a\u0646 \u062a\u0641\u0635\u0644\u0647\u0645\u0627 \u0645\u0633\u0627\u0641\u0629 r \u0648\u064a\u062d\u0645\u0644\u0627\u0646 \u062a\u064a\u0627\u0631\u064a\u0646 I\u2081 \u0648 I\u2082\u061f\",\"options\":[\"F\/L = \u03bc\u2080 I\u2081 I\u2082 \/ 2\u03c0 r\",\"F\/L = \u03bc\u2080 I\u2081 I\u2082 \/ 2r\",\"F\/L = \u03bc\u2080 I\u2081 I\u2082 \/ 4\u03c0 r\u00b2\",\"F\/L = \u03bc\u2080 I\u2081 I\u2082 \/ 2\u03c0 r\u00b2\"],\"correctAnswer\":\"F\/L = \u03bc\u2080 I\u2081 I\u2082 \/ 2\u03c0 r\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0644\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u062a\u0628\u0627\u062f\u0644\u0629 \u0644\u0643\u0644 \u0648\u062d\u062f\u0629 \u0637\u0648\u0644 \u0628\u064a\u0646 \u0645\u0648\u0635\u0644\u064a\u0646 \u0645\u062a\u0648\u0627\u0632\u064a\u064a\u0646 \u0647\u064a: F\/L = \u03bc\u2080 I\u2081 I\u2082 \/ 2\u03c0 r.\"},{\"question\":\"\u0625\u0630\u0627 \u0643\u0627\u0646 \u0633\u0644\u0643\u0627\u0646 \u0645\u062a\u0648\u0627\u0632\u064a\u0627\u0646 \u064a\u062d\u0645\u0644\u0627\u0646 \u062a\u064a\u0627\u0631\u064a\u0646 \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u064a\u0646 \u0641\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0646\u0641\u0633\u0647\u060c \u0641\u0645\u0627 \u0646\u0648\u0639 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u062a\u0628\u0627\u062f\u0644\u0629 \u0627\u0644\u0646\u0627\u0634\u0626\u0629 \u0628\u064a\u0646\u0647\u0645\u0627\u061f\",\"options\":[\"\u0642\u0648\u0629 \u062a\u062c\u0627\u0630\u0628\",\"\u0642\u0648\u0629 \u062a\u0646\u0627\u0641\u0631\",\"\u0644\u0627 \u062a\u0646\u0634\u0623 \u0628\u064a\u0646\u0647\u0645\u0627 \u0623\u064a \u0642\u0648\u0629 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629\",\"\u0642\u0648\u0629 \u062f\u0648\u0631\u0627\u0646\u064a\u0629 \u062a\u062c\u0639\u0644\u0647\u0645\u0627 \u064a\u0644\u062a\u0641\u0627\u0646 \u062d\u0648\u0644 \u0628\u0639\u0636\u0647\u0645\u0627\"],\"correctAnswer\":\"\u0642\u0648\u0629 \u062a\u062c\u0627\u0630\u0628\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0639\u0646\u062f\u0645\u0627 \u064a\u062a\u062f\u0641\u0642 \u0627\u0644\u062a\u064a\u0627\u0631\u0627\u0646 \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647\u060c \u062a\u0646\u0634\u0623 \u0628\u064a\u0646 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0642\u0648\u0629 \u062a\u062c\u0627\u0630\u0628 \u0645\u062a\u0628\u0627\u062f\u0644\u0629.\"},{\"question\":\"\u0639\u0646\u062f\u0645\u0627 \u064a\u062a\u062f\u0641\u0642 \u062a\u064a\u0627\u0631\u0627\u0646 \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0627\u0646 \u0641\u064a \u0627\u062a\u062c\u0627\u0647\u064a\u0646 \u0645\u062a\u0639\u0627\u0643\u0633\u064a\u0646 \u0641\u064a \u0633\u0644\u0643\u064a\u0646 \u0645\u062a\u0648\u0627\u0632\u064a\u064a\u0646\u060c \u0641\u0625\u0646 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u062a\u0628\u0627\u062f\u0644\u0629 \u0628\u064a\u0646\u0647\u0645\u0627 \u062a\u0643\u0648\u0646:\",\"options\":[\"\u0642\u0648\u0629 \u062a\u0646\u0627\u0641\u0631\",\"\u0642\u0648\u0629 \u062a\u062c\u0627\u0630\u0628\",\"\u062a\u062a\u0644\u0627\u0634\u0649 \u0627\u0644\u0642\u0648\u0629 \u062a\u0645\u0627\u0645\u0627\u064b\",\"\u062a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0642\u064a\u0645\u0629 \u0623\u062d\u062f \u0627\u0644\u062a\u064a\u0627\u0631\u064a\u0646 \u0641\u0642\u0637\"],\"correctAnswer\":\"\u0642\u0648\u0629 \u062a\u0646\u0627\u0641\u0631\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0627\u0644\u062a\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u062a\u0639\u0627\u0643\u0633\u0629 \u0641\u064a \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u064a\u064a\u0646 \u062a\u0648\u0644\u062f \u0642\u0648\u0629 \u062a\u0646\u0627\u0641\u0631 \u0645\u062a\u0628\u0627\u062f\u0644\u0629 \u062a\u062f\u0641\u0639 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0644\u0644\u062a\u0628\u0627\u0639\u062f.\"},{\"question\":\"\u0645\u0627 \u0647\u0648 \u0627\u0644\u062a\u0641\u0633\u064a\u0631 \u0627\u0644\u0645\u064a\u062f\u0627\u0646\u064a (\u0628\u062f\u0644\u0627\u0644\u0629 \u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644) \u0644\u0646\u0634\u0648\u0621 \u0642\u0648\u0629 \u062a\u062c\u0627\u0630\u0628 \u0628\u064a\u0646 \u0633\u0644\u0643\u064a\u0646 \u064a\u062d\u0645\u0644\u0627\u0646 \u062a\u064a\u0627\u0631\u0627\u064b \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647\u061f\",\"options\":[\"\u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u062d\u0635\u0644 \u062a\u062a\u0628\u0627\u0639\u062f \u0648\u062a\u0636\u0639\u0641 \u0628\u064a\u0646 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0648\u062a\u062a\u0643\u0627\u062b\u0641 \u0628\u0627\u0644\u062e\u0627\u0631\u062c\u060c \u0641\u062a\u062f\u0641\u0639 \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0644\u0644\u062f\u0627\u062e\u0644\",\"\u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u062a\u062a\u0632\u0627\u062d\u0645 \u0648\u062a\u0635\u0628\u062d \u0642\u0648\u064a\u0629 \u062c\u062f\u0627\u064b \u0628\u064a\u0646 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0641\u062a\u062f\u0641\u0639 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0644\u0628\u0639\u0636\u0647\u0645\u0627\",\"\u062a\u0644\u0627\u0634\u064a \u0627\u0644\u0645\u062c\u0627\u0644 \u062a\u0645\u0627\u0645\u0627\u064b \u062e\u0627\u0631\u062c \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0648\u062a\u0631\u0643\u0632\u0647 \u0641\u064a \u0627\u0644\u0646\u0642\u0637\u0629 \u0627\u0644\u0648\u0633\u0637\u0649 \u0641\u0642\u0637\",\"\u0627\u0644\u0634\u062d\u0646\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0633\u0627\u0643\u0646\u0629 \u0639\u0644\u0649 \u0623\u0633\u0637\u062d \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0647\u064a \u0627\u0644\u062a\u064a \u062a\u0633\u0628\u0628 \u0647\u0630\u0627 \u0627\u0644\u062a\u062c\u0627\u0630\u0628\"],\"correctAnswer\":\"\u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u062d\u0635\u0644 \u062a\u062a\u0628\u0627\u0639\u062f \u0648\u062a\u0636\u0639\u0641 \u0628\u064a\u0646 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0648\u062a\u062a\u0643\u0627\u062b\u0641 \u0628\u0627\u0644\u062e\u0627\u0631\u062c\u060c \u0641\u062a\u062f\u0641\u0639 \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0644\u0644\u062f\u0627\u062e\u0644\",\"difficulty\":\"\u0635\u0639\u0628\",\"explanation\":\"\u0628\u064a\u0646 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u064a\u0643\u0648\u0646 \u0627\u0644\u0645\u062c\u0627\u0644\u0627\u0646 \u0645\u062a\u0639\u0627\u0643\u0633\u064a\u0646 \u0641\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0641\u064a\u0636\u0639\u0641 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u062d\u0635\u0644 \u0647\u0646\u0627\u0643\u060c \u0628\u064a\u0646\u0645\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u0645\u062c\u0627\u0644 \u0641\u064a \u0627\u0644\u062e\u0627\u0631\u062c \u0642\u0648\u064a\u0627\u064b \u0648\u0645\u062a\u0643\u0627\u062b\u0641\u0627\u064b\u060c \u0645\u0645\u0627 \u064a\u0648\u0644\u062f \u0642\u0648\u0629 \u062a\u062f\u0641\u0639 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0646\u062d\u0648 \u0627\u0644\u062f\u0627\u062e\u0644 (\u0627\u0644\u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0623\u0636\u0639\u0641) \u0641\u064a\u062a\u062c\u0627\u0630\u0628\u0627\u0646.\"},{\"question\":\"\u0645\u0648\u0635\u0644\u0627\u0646 \u0645\u062a\u0648\u0627\u0632\u064a\u0627\u0646 \u064a\u062d\u0645\u0644\u0627\u0646 \u062a\u064a\u0627\u0631\u064a\u0646 I\u2081 = 10 A \u0648 I\u2082 = 20 A \u0648\u0627\u0644\u0645\u0633\u0627\u0641\u0629 \u0628\u064a\u0646\u0647\u0645\u0627 0.1 m. \u0645\u0627 \u0645\u0642\u062f\u0627\u0631 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0627\u0644\u0645\u062a\u0628\u0627\u062f\u0644\u0629 \u0644\u0643\u0644 \u0648\u062d\u062f\u0629 \u0637\u0648\u0644 \u0628\u064a\u0646\u0647\u0645\u0627\u061f\",\"options\":[\"4.0 \u00d7 10\u207b\u2074 N\/m\",\"2.0 \u00d7 10\u207b\u2074 N\/m\",\"8.0 \u00d7 10\u207b\u2074 N\/m\",\"1.0 \u00d7 10\u207b\u2074 N\/m\"],\"correctAnswer\":\"4.0 \u00d7 10\u207b\u2074 N\/m\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0646\u0637\u0628\u0642 \u0627\u0644\u0642\u0627\u0646\u0648\u0646: F\/L = \u03bc\u2080 I\u2081 I\u2082 \/ 2\u03c0 r = (4\u03c0 \u00d7 10\u207b\u2077 \u00d7 10 \u00d7 20) \/ (2\u03c0 \u00d7 0.1) = 2 \u00d7 10\u207b\u2077 \u00d7 200 \/ 0.1 = 4.0 \u00d7 10\u207b\u2074 N\/m.\"},{\"question\":\"\u0641\u064a \u062a\u062c\u0631\u0628\u0629 \u0627\u062a\u0632\u0627\u0646 \u0633\u0644\u0643\u064a\u0646 \u0645\u062a\u0648\u0627\u0632\u064a\u064a\u0646 (\u0645\u062b\u0627\u0644 13)\u060c \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0642\u0648\u0629 \u0627\u0644\u062c\u0627\u0630\u0628\u064a\u0629 \u0627\u0644\u0623\u0631\u0636\u064a\u0629 \u0644\u0643\u0644 \u0648\u062d\u062f\u0629 \u0637\u0648\u0644 \u062a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0633\u0641\u0644\u064a \u0644\u0644\u0623\u0633\u0641\u0644 \u0648\u062a\u0633\u0627\u0648\u064a 0.2 N\/m\u060c \u0641\u0643\u064a\u0641 \u064a\u062c\u0628 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0648\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062a\u064a\u0627\u0631\u064a\u0646 \u0644\u064a\u062d\u062f\u062b \u0627\u0644\u0627\u062a\u0632\u0627\u0646\u061f\",\"options\":[\"\u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0644\u0644\u0623\u0639\u0644\u0649\u060c \u0648\u062a\u064a\u0627\u0631\u0627 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0645\u062a\u0639\u0627\u0643\u0633\u0627\u0646 \u0644\u0625\u062d\u062f\u0627\u062b \u0627\u0644\u062a\u0646\u0627\u0641\u0631\",\"\u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0644\u0644\u0623\u0633\u0641\u0644\u060c \u0648\u062a\u064a\u0627\u0631\u0627 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0645\u062a\u0639\u0627\u0643\u0633\u0627\u0646 \u0644\u0625\u062d\u062f\u0627\u062b \u0627\u0644\u062a\u0646\u0627\u0641\u0631\",\"\u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0644\u0644\u0623\u0639\u0644\u0649\u060c \u0648\u062a\u064a\u0627\u0631\u0627 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0644\u0625\u062d\u062f\u0627\u062b \u0627\u0644\u062a\u062c\u0627\u0630\u0628\",\"\u0627\u0644\u0627\u062a\u0632\u0627\u0646 \u0644\u0627 \u064a\u062a\u0637\u0644\u0628 \u0642\u0648\u0629 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0623\u0635\u0644\u0627\u064b \u0628\u0644 \u064a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0646\u0641\u0627\u0630\u064a\u0629 \u0627\u0644\u0648\u0633\u0637 \u0641\u0642\u0637\"],\"correctAnswer\":\"\u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0644\u0644\u0623\u0639\u0644\u0649\u060c \u0648\u062a\u064a\u0627\u0631\u0627 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0645\u062a\u0639\u0627\u0643\u0633\u0627\u0646 \u0644\u0625\u062d\u062f\u0627\u062b \u0627\u0644\u062a\u0646\u0627\u0641\u0631\",\"difficulty\":\"\u0635\u0639\u0628\",\"explanation\":\"\u0644\u0643\u064a \u064a\u062a\u0632\u0646 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0633\u0641\u0644\u064a\u060c \u064a\u062c\u0628 \u0623\u0646 \u062a\u0624\u062b\u0631 \u0639\u0644\u064a\u0647 \u0642\u0648\u0629 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0644\u0644\u0623\u0639\u0644\u0649 \u0644\u062a\u0648\u0627\u0632\u0646 \u0642\u0648\u0629 \u0627\u0644\u0648\u0632\u0646 (\u0644\u0644\u0623\u0633\u0641\u0644). \u0648\u0628\u0645\u0627 \u0623\u0646 \u0627\u0644\u0633\u0644\u0643 \u064a\u0642\u0639 \u0628\u0627\u0644\u0623\u0633\u0641\u0644\u060c \u0641\u0625\u0646 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0642\u0648\u0629 \u0644\u0644\u0623\u0639\u0644\u0649 \u064a\u0639\u0646\u064a \u062f\u0641\u0639\u0647 \u0628\u0639\u064a\u062f\u0627\u064b \u0639\u0646 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0639\u0644\u0648\u064a (\u0642\u0648\u0629 \u062a\u0646\u0627\u0641\u0631)\u060c \u0648\u0647\u0630\u0627 \u064a\u062a\u0637\u0644\u0628 \u062a\u064a\u0627\u0631\u064a\u0646 \u0645\u062a\u0639\u0627\u0643\u0633\u064a\u0646.\"},{\"question\":\"\u0645\u0627 \u0647\u0648 \u0627\u0644\u062a\u0641\u0633\u064a\u0631 \u0627\u0644\u0645\u064a\u0643\u0631\u0648\u064a (\u0627\u0644\u0630\u0631\u064a) \u0644\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629 \u0641\u064a \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u062f\u0627\u0626\u0645\u0629\u061f\",\"options\":[\"\u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u062f\u0627\u0631\u064a\u0629 \u0644\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u062d\u0648\u0644 \u0627\u0644\u0646\u0648\u0627\u0629 \u0648\u062d\u0631\u0643\u062a\u0647\u0627 \u0627\u0644\u0645\u063a\u0632\u0644\u064a\u0629 (Spin)\",\"\u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632\u064a\u0629 \u0644\u0644\u0628\u0631\u0648\u062a\u0648\u0646\u0627\u062a \u062f\u0627\u062e\u0644 \u0627\u0644\u0646\u0648\u0627\u0629\",\"\u0633\u0631\u064a\u0627\u0646 \u0634\u062d\u0646\u0627\u062a \u062d\u0631\u0629 \u0641\u064a \u0645\u0633\u0627\u0631\u0627\u062a \u062e\u0637\u064a\u0629 \u0637\u0648\u064a\u0644\u0629 \u062c\u062f\u0627\u064b \u062f\u0627\u062e\u0644 \u0627\u0644\u0630\u0631\u0629\",\"\u0648\u062c\u0648\u062f \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a \u062e\u0627\u0631\u062c\u064a \u0642\u0627\u062f\u0645 \u0645\u0646 \u0627\u0644\u063a\u0644\u0627\u0641 \u0627\u0644\u062c\u0648\u064a \u0644\u0644\u0623\u0631\u0636\"],\"correctAnswer\":\"\u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u062f\u0627\u0631\u064a\u0629 \u0644\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u062d\u0648\u0644 \u0627\u0644\u0646\u0648\u0627\u0629 \u0648\u062d\u0631\u0643\u062a\u0647\u0627 \u0627\u0644\u0645\u063a\u0632\u0644\u064a\u0629 (Spin)\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u062a\u0646\u0634\u0623 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629 \u0645\u0646 \u062d\u0631\u0643\u0629 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a\u061b \u0641\u062f\u0648\u0631\u0627\u0646 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u062d\u0648\u0644 \u0627\u0644\u0646\u0648\u0627\u0629 \u064a\u0645\u062b\u0644 \u062a\u064a\u0627\u0631\u0627\u064b \u062f\u0627\u0626\u0631\u064a\u0627\u064b \u0635\u063a\u064a\u0631\u0627\u064b\u060c \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u062d\u0631\u0643\u062a\u0647\u0627 \u0627\u0644\u0645\u063a\u0632\u0644\u064a\u0629 (Spin) \u062d\u0648\u0644 \u0646\u0641\u0633\u0647\u0627\u060c \u0648\u0643\u0644\u062a\u0627 \u0627\u0644\u062d\u0631\u0643\u062a\u064a\u0646 \u062a\u0648\u0644\u062f\u0627\u0646 \u0645\u062c\u0627\u0644\u0627\u062a \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0645\u062c\u0647\u0631\u064a\u0629.\"},{\"question\":\"\u0645\u0627 \u0627\u0644\u0630\u064a \u064a\u0645\u064a\u0632 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0627\u0644\u062d\u062f\u064a\u062f\u064a\u0629 (Ferromagnetic) \u0645\u062b\u0644 \u0627\u0644\u062d\u062f\u064a\u062f \u0648\u0627\u0644\u0643\u0648\u0628\u0627\u0644\u062a \u0648\u0627\u0644\u0646\u064a\u0643\u0644 \u0639\u0646 \u0628\u0627\u0642\u064a \u0627\u0644\u0645\u0648\u0627\u062f\u061f\",\"options\":[\"\u0648\u062c\u0648\u062f \u0645\u0646\u0627\u0637\u0642 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 (Domains) \u062a\u062d\u062a\u0648\u064a \u0645\u0644\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0630\u0631\u0627\u062a \u0627\u0644\u0645\u0635\u0637\u0641\u0629 \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647\",\"\u0627\u0646\u0639\u062f\u0627\u0645 \u0627\u0644\u062d\u0631\u0643\u0627\u062a \u0627\u0644\u0645\u063a\u0632\u0644\u064a\u0629 \u0644\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0641\u064a\u0647\u0627 \u062a\u0645\u0627\u0645\u0627\u064b\",\"\u0623\u0646 \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a\u0647\u0627 \u062a\u062a\u062d\u0631\u0643 \u062f\u0627\u0626\u0645\u0627\u064b \u0628\u0634\u0643\u0644 \u0645\u0648\u0627\u0632\u064d \u0644\u0644\u0645\u062c\u0627\u0644\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629\",\"\u0623\u0646\u0647\u0627 \u062a\u0635\u062f\u0631 \u062a\u064a\u0627\u0631\u0627\u064b \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0627\u064b \u0645\u0633\u062a\u0645\u0631\u0627\u064b \u062a\u0644\u0642\u0627\u0626\u064a\u0627\u064b \u062f\u0648\u0646 \u0623\u064a \u0645\u0635\u062f\u0631 \u0637\u0627\u0642\u0629\"],\"correctAnswer\":\"\u0648\u062c\u0648\u062f \u0645\u0646\u0627\u0637\u0642 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 (Domains) \u062a\u062d\u062a\u0648\u064a \u0645\u0644\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0630\u0631\u0627\u062a \u0627\u0644\u0645\u0635\u0637\u0641\u0629 \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0627\u0644\u062d\u062f\u064a\u062f\u064a\u0629 \u062a\u062a\u0645\u064a\u0632 \u0628\u0648\u062c\u0648\u062f \u0645\u0627 \u064a\u064f\u0633\u0645\u0649 \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 (Domains)\u060c \u0648\u0647\u064a \u0645\u0646\u0627\u0637\u0642 \u0645\u062c\u0647\u0631\u064a\u0629 \u062a\u0635\u0637\u0641 \u0641\u064a\u0647\u0627 \u0627\u0644\u0645\u063a\u0627\u0646\u0637 \u0627\u0644\u0630\u0631\u064a\u0629 \u0644\u0645\u0644\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0630\u0631\u0627\u062a \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647.\"},{\"question\":\"\u0644\u0645\u0627\u0630\u0627 \u0644\u0627 \u064a\u0628\u062f\u064a \u0645\u0633\u0645\u0627\u0631 \u062d\u062f\u064a\u062f\u064a \u063a\u064a\u0631 \u0645\u0645\u063a\u0646\u0637 \u0645\u062c\u0627\u0644\u0627\u064b \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0627\u064b \u0638\u0627\u0647\u0631\u0627\u064b \u0648\u0645\u062d\u0633\u0648\u0633\u0627\u064b \u0639\u0644\u0649 \u0627\u0644\u0631\u063a\u0645 \u0645\u0646 \u0643\u0648\u0646\u0647 \u0645\u0627\u062f\u0629 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u062d\u062f\u064a\u062f\u064a\u0629\u061f\",\"options\":[\"\u0644\u0623\u0646 \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0641\u064a\u0647 \u0645\u0648\u062c\u0647\u0629 \u0628\u0634\u0643\u0644 \u0639\u0634\u0648\u0627\u0626\u064a \u0641\u064a\u0644\u063a\u064a \u0628\u0639\u0636\u0647\u0627 \u0628\u0639\u0636\u0627\u064b\",\"\u0644\u0623\u0646 \u0627\u0644\u0645\u0633\u0645\u0627\u0631 \u0644\u0627 \u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0644\u0647\u0627 \u062d\u0631\u0643\u0629 \u0645\u063a\u0632\u0644\u064a\u0629\",\"\u0628\u0633\u0628\u0628 \u062a\u0623\u062b\u064a\u0631 \u0627\u0644\u062c\u0627\u0630\u0628\u064a\u0629 \u0627\u0644\u0623\u0631\u0636\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u0644\u063a\u064a \u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0628\u0627\u0644\u0643\u0627\u0645\u0644\",\"\u0644\u0623\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u064a\u0641\u0642\u062f \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u062a\u0647 \u0628\u0645\u062c\u0631\u062f \u0645\u0644\u0627\u0645\u0633\u062a\u0647 \u0644\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u062c\u0648\u064a\"],\"correctAnswer\":\"\u0644\u0623\u0646 \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0641\u064a\u0647 \u0645\u0648\u062c\u0647\u0629 \u0628\u0634\u0643\u0644 \u0639\u0634\u0648\u0627\u0626\u064a \u0641\u064a\u0644\u063a\u064a \u0628\u0639\u0636\u0647\u0627 \u0628\u0639\u0636\u0627\u064b\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0641\u064a \u0627\u0644\u0645\u0633\u0645\u0627\u0631 \u0627\u0644\u062d\u062f\u064a\u062f\u064a \u063a\u064a\u0631 \u0627\u0644\u0645\u0645\u063a\u0646\u0637\u060c \u062a\u0643\u0648\u0646 \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0645\u0648\u062c\u0647\u0629 \u0639\u0634\u0648\u0627\u0626\u064a\u0627\u064b \u0641\u064a \u062c\u0645\u064a\u0639 \u0627\u0644\u0627\u062a\u062c\u0627\u0647\u0627\u062a\u060c \u0645\u0645\u0627 \u064a\u062c\u0639\u0644 \u0627\u0644\u062a\u0623\u062b\u064a\u0631\u0627\u062a \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u062a\u0644\u063a\u064a \u0628\u0639\u0636\u0647\u0627 \u0648\u0627\u0644\u0645\u062d\u0635\u0644\u0629 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629 \u0635\u0641\u0631\u0627\u064b.\"},{\"question\":\"\u062a\u0623\u0645\u0644 \u0627\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a \u0627\u0644\u0645\u0628\u064a\u0646 \u0641\u064a \u0627\u0644\u0631\u0633\u0645 \u0623\u062f\u0646\u0627\u0647. \u0639\u0646\u062f \u0645\u0631\u0648\u0631 \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a \u064a\u0644\u062a\u0641 \u0644\u0644\u0623\u0639\u0644\u0649 \u0641\u064a \u0627\u0644\u0644\u0641\u0627\u062a \u0627\u0644\u0642\u0631\u064a\u0628\u0629 (\u0628\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0633\u0647\u0645)\u060c \u0623\u064a \u0637\u0631\u0641\u064a \u0627\u0644\u0645\u0644\u0641 \u064a\u0645\u062b\u0644 \u0627\u0644\u0642\u0637\u0628 \u0627\u0644\u0634\u0645\u0627\u0644\u064a (N)\u061f<br><svg viewBox='0 0 160 100' width='160' height='100' style='background:#0f172a; border-radius:8px; margin:10px auto; display:block;'><path d='M 20 50 C 25 20, 35 20, 40 50 C 45 80, 55 80, 60 50 C 65 20, 75 20, 80 50 C 85 80, 95 80, 100 50 C 105 20, 115 20, 120 50' fill='none' stroke='#10b981' stroke-width='3'\/><line x1='10' y1='50' x2='20' y2='50' stroke='#38bdf8' stroke-width='2'\/><line x1='120' y1='50' x2='150' y2='50' stroke='#38bdf8' stroke-width='2'\/><text x='15' y='40' fill='#38bdf8' font-size='10'>A<\/text><text x='135' y='40' fill='#38bdf8' font-size='10'>B<\/text><\/svg>\",\"options\":[\"\u0627\u0644\u0637\u0631\u0641 \u0627\u0644\u0623\u064a\u0645\u0646 (B)\",\"\u0627\u0644\u0637\u0631\u0641 \u0627\u0644\u0623\u064a\u0633\u0631 (A)\",\"\u0645\u0646\u062a\u0635\u0641 \u0627\u0644\u0645\u0644\u0641 \u062a\u0645\u0627\u0645\u0627\u064b\",\"\u0644\u0627 \u062a\u062a\u0643\u0648\u0646 \u0623\u0642\u0637\u0627\u0628 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0644\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a\"],\"correctAnswer\":\"\u0627\u0644\u0637\u0631\u0641 \u0627\u0644\u0623\u064a\u0645\u0646 (B)\",\"difficulty\":\"\u0635\u0639\u0628\",\"explanation\":\"\u0628\u062a\u0637\u0628\u064a\u0642 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0644\u0644\u0645\u0644\u0641\u0627\u062a: \u0639\u0646\u062f\u0645\u0627 \u062a\u0644\u062a\u0641 \u0623\u0635\u0627\u0628\u0639 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0644\u0644\u0623\u0639\u0644\u0649 \u0645\u0639 \u0627\u062a\u062c\u0627\u0647 \u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0644\u0642\u0627\u062a\u060c \u064a\u0634\u064a\u0631 \u0627\u0644\u0625\u0628\u0647\u0627\u0645 \u0646\u062d\u0648 \u0627\u0644\u064a\u0645\u064a\u0646 (B). \u0648\u0628\u0627\u0644\u062a\u0627\u0644\u064a \u064a\u0645\u062b\u0644 \u0627\u0644\u0637\u0631\u0641 \u0627\u0644\u0623\u064a\u0645\u0646 \u0627\u0644\u0642\u0637\u0628 \u0627\u0644\u0634\u0645\u0627\u0644\u064a \u0644\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a.\"},{\"question\":\"\u0633\u0644\u0643\u0627\u0646 \u0645\u062a\u0648\u0627\u0632\u064a\u0627\u0646 \u0637\u0648\u064a\u0644\u0627\u0646 \u062a\u0641\u0635\u0644\u0647\u0645\u0627 \u0645\u0633\u0627\u0641\u0629 2d. \u064a\u0645\u0631 \u0641\u064a \u0627\u0644\u0623\u0648\u0644 \u062a\u064a\u0627\u0631 I \u0644\u0644\u062f\u0627\u062e\u0644 \u0648\u0641\u064a \u0627\u0644\u062b\u0627\u0646\u064a \u062a\u064a\u0627\u0631 I \u0644\u0644\u062e\u0627\u0631\u062c. \u0645\u0627 \u0642\u064a\u0645\u0629 \u0648\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0645\u062d\u0635\u0644 \u0639\u0646\u062f \u0646\u0642\u0637\u0629 \u062a\u0642\u0639 \u0641\u064a \u0645\u0646\u062a\u0635\u0641 \u0627\u0644\u0645\u0633\u0627\u0641\u0629 \u062a\u0645\u0627\u0645\u0627\u064b \u0628\u064a\u0646\u0647\u0645\u0627\u061f\",\"options\":[\"\u0627\u0644\u0645\u062c\u0627\u0644\u0627\u0646 \u064a\u062c\u0645\u0639\u0627\u0646 \u0627\u062a\u062c\u0627\u0647\u064a\u0627\u064b \u0644\u0623\u0646\u0647\u0645\u0627 \u064a\u0634\u064a\u0631\u0627\u0646 \u0625\u0644\u0649 \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0641\u064a \u0627\u0644\u0645\u0646\u062a\u0635\u0641\",\"\u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u062d\u0635\u0644 \u064a\u0633\u0627\u0648\u064a \u0635\u0641\u0631\u0627\u064b \u0644\u0623\u0646 \u0627\u0644\u0645\u062c\u0627\u0644\u064a\u0646 \u0645\u062a\u0633\u0627\u0648\u064a\u0627\u0646 \u0648\u0645\u062a\u0639\u0627\u0643\u0633\u0627\u0646\",\"\u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u062d\u0635\u0644 \u064a\u0633\u0627\u0648\u064a \u0642\u064a\u0645\u0629 \u0645\u062c\u0627\u0644 \u0633\u0644\u0643 \u0648\u0627\u062d\u062f \u0641\u0642\u0637 \u0644\u0623\u0646 \u0627\u0644\u0622\u062e\u0631 \u064a\u062a\u0644\u0627\u0634\u0649 \u0628\u0627\u0644\u0645\u0633\u0627\u0641\u0629\",\"\u0627\u0644\u0645\u062c\u0627\u0644\u0627\u0646 \u064a\u0637\u0631\u062d\u0627\u0646 \u0648\u064a\u0643\u0648\u0646 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062d\u0635\u0644\u0629 \u0645\u0639 \u0627\u062a\u062c\u0627\u0647 \u062a\u064a\u0627\u0631 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0623\u0643\u0628\u0631\"],\"correctAnswer\":\"\u0627\u0644\u0645\u062c\u0627\u0644\u0627\u0646 \u064a\u062c\u0645\u0639\u0627\u0646 \u0627\u062a\u062c\u0627\u0647\u064a\u0627\u064b \u0644\u0623\u0646\u0647\u0645\u0627 \u064a\u0634\u064a\u0631\u0627\u0646 \u0625\u0644\u0649 \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0641\u064a \u0627\u0644\u0645\u0646\u062a\u0635\u0641\",\"difficulty\":\"\u0635\u0639\u0628\",\"explanation\":\"\u0628\u062a\u0637\u0628\u064a\u0642 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0627\u0644\u0623\u0648\u0644\u0649 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0623\u0648\u0644 (\u062a\u064a\u0627\u0631\u0647 \u0644\u0644\u062f\u0627\u062e\u0644)\u060c \u064a\u062f\u0648\u0631 \u0645\u062c\u0627\u0644\u0647 \u0645\u0639 \u0639\u0642\u0627\u0631\u0628 \u0627\u0644\u0633\u0627\u0639\u0629 \u0641\u064a\u0643\u0648\u0646 \u0644\u0644\u0623\u0633\u0641\u0644 \u0641\u064a \u0627\u0644\u0645\u0646\u062a\u0635\u0641. \u0648\u0628\u062a\u0637\u0628\u064a\u0642\u0647\u0627 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u062b\u0627\u0646\u064a (\u062a\u064a\u0627\u0631\u0647 \u0644\u0644\u062e\u0627\u0631\u062c)\u060c \u064a\u062f\u0648\u0631 \u0645\u062c\u0627\u0644\u0647 \u0639\u0643\u0633 \u0639\u0642\u0627\u0631\u0628 \u0627\u0644\u0633\u0627\u0639\u0629 \u0641\u064a\u0643\u0648\u0646 \u0644\u0644\u0623\u0633\u0641\u0644 \u0623\u064a\u0636\u0627\u064b \u0641\u064a \u0627\u0644\u0645\u0646\u062a\u0635\u0641. \u0628\u0645\u0627 \u0623\u0646\u0647\u0645\u0627 \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647\u060c \u064a\u062a\u0645 \u062c\u0645\u0639\u0647\u0645\u0627 \u0648\u0644\u0627 \u064a\u0646\u0639\u062f\u0645\u0627\u0646.\"}];\n\n const totalQuestions = quizData.length;\n let userAnswers = new Array(totalQuestions).fill(\"\");\n let currentIndex = 0;\n let isSubmitted = false;\n\n const dynamicArea = document.getElementById(\"dynamic-question-area\");\n const currentQSpan = document.getElementById(\"current-q-num\");\n const totalQSpan = document.getElementById(\"total-q-count\");\n const difficultyBadge = document.getElementById(\"difficulty-badge\");\n const answeredCountSpan = document.getElementById(\"answered-count\");\n const progressPercentSpan = document.getElementById(\"progress-percent\");\n const progressBar = document.getElementById(\"progress-bar\");\n const resultPanel = document.getElementById(\"result-panel\");\n const finalScoreSpan = document.getElementById(\"final-score-text\");\n const resultMsgSpan = document.getElementById(\"result-message\");\n\n const firstBtn = document.getElementById(\"first-btn\");\n const prevBtn = document.getElementById(\"prev-btn\");\n const nextBtn = document.getElementById(\"next-btn\");\n const lastBtn = document.getElementById(\"last-btn\");\n const submitBtn = document.getElementById(\"submit-final-btn\");\n const resetBtn = document.getElementById(\"reset-exam-btn\");\n\n totalQSpan.textContent = totalQuestions;\n\n function updateProgressStats() {\n const answered = userAnswers.filter(a => a !== \"\").length;\n answeredCountSpan.textContent = answered;\n const percent = Math.round((answered \/ totalQuestions) * 100);\n progressPercentSpan.textContent = `${percent}%`;\n progressBar.style.width = `${percent}%`;\n }\n\n function saveCurrentSelected() {\n const selectedRadio = document.querySelector(`input[name=\"current-question-radio\"]:checked`);\n if (selectedRadio) {\n userAnswers[currentIndex] = selectedRadio.value;\n }\n updateProgressStats();\n }\n\n function escapeHtml(str) {\n if(!str) return \"\";\n return str.replace(\/[&<>]\/g, function(m) {\n if (m === '&') return '&';\n if (m === '<') return '<';\n if (m === '>') return '>';\n return m;\n });\n }\n\n function renderCurrentQuestion() {\n const q = quizData[currentIndex];\n const selectedAns = userAnswers[currentIndex];\n const isCorrectMode = isSubmitted;\n let optionsHtml = \"\";\n q.options.forEach((opt, idx) => {\n const isSelected = (selectedAns === opt);\n let additionalClasses = \"\";\n let disabledAttr = isCorrectMode ? \"disabled\" : \"\";\n let radioChecked = isSelected ? \"checked\" : \"\";\n if (isCorrectMode) {\n const isCorrectAnswer = (opt === q.correctAnswer);\n if (isCorrectAnswer) additionalClasses = \"correct-highlight\";\n else if (isSelected && !isCorrectAnswer) additionalClasses = \"incorrect-highlight\";\n }\n optionsHtml += `\n <div class=\"option-btn ${additionalClasses} ${isCorrectMode ? 'disabled-opt' : ''}\">\n <input type=\"radio\" name=\"current-question-radio\" value=\"${escapeHtml(opt)}\" id=\"opt_${idx}\" ${radioChecked} ${disabledAttr} class=\"option-radio\">\n <label for=\"opt_${idx}\" class=\"option-text cursor-pointer flex-1\">${opt}<\/label>\n <\/div>\n `;\n });\n let explanationHtml = \"\";\n if (isCorrectMode) {\n explanationHtml = `<div class=\"explanation-box\"><span class=\"font-bold text-indigo-300\">📖 \u0627\u0644\u062a\u0648\u0636\u064a\u062d:<\/span><br>${escapeHtml(q.explanation || \"\u0627\u0644\u0625\u062c\u0627\u0628\u0629 \u0627\u0644\u0635\u062d\u064a\u062d\u0629: \" + q.correctAnswer)}<\/div>`;\n }\n const difficultyColor = q.difficulty === '\u0633\u0647\u0644' ? 'text-green-300' : q.difficulty === '\u0645\u062a\u0648\u0633\u0637' ? 'text-yellow-300' : 'text-rose-300';\n const fullHtml = `\n <div class=\"mb-2\">\n <div class=\"flex justify-between items-start flex-wrap gap-2\">\n <h2 class=\"text-xl md:text-2xl font-semibold text-white leading-tight\">${q.question}<\/h2>\n <span class=\"badge-difficulty ${difficultyColor} border border-white\/20\">⭐ ${q.difficulty || '\u0645\u062a\u0648\u0633\u0637'}<\/span>\n <\/div>\n <\/div>\n <div class=\"mt-4 space-y-2\">${optionsHtml}<\/div>\n ${explanationHtml}\n `;\n dynamicArea.innerHTML = fullHtml;\n if (!isCorrectMode) {\n const radioInputs = document.querySelectorAll(`input[name=\"current-question-radio\"]`);\n radioInputs.forEach(radio => {\n radio.addEventListener(\"change\", () => {\n userAnswers[currentIndex] = radio.value;\n updateProgressStats();\n });\n });\n }\n currentQSpan.textContent = currentIndex + 1;\n difficultyBadge.innerHTML = `<span class=\"text-indigo-200\">\u0627\u0644\u0635\u0639\u0648\u0628\u0629:<\/span> <strong class=\"${difficultyColor}\">${q.difficulty || '\u0645\u062a\u0648\u0633\u0637'}<\/strong>`;\n updateProgressStats();\n }\n\n function goToQuestion(newIndex) {\n if (!isSubmitted) saveCurrentSelected();\n currentIndex = Math.min(totalQuestions - 1, Math.max(0, newIndex));\n renderCurrentQuestion();\n updateNavButtonsState();\n }\n\n function updateNavButtonsState() {\n firstBtn.disabled = (currentIndex === 0);\n prevBtn.disabled = (currentIndex === 0);\n nextBtn.disabled = (currentIndex === totalQuestions - 1);\n lastBtn.disabled = (currentIndex === totalQuestions - 1);\n }\n\n function calculateAndShowResult() {\n if (isSubmitted) return;\n saveCurrentSelected();\n let score = 0;\n for (let i = 0; i < totalQuestions; i++) {\n if (userAnswers[i] === quizData[i].correctAnswer) score++;\n }\n isSubmitted = true;\n resultPanel.classList.remove(\"hidden\");\n finalScoreSpan.innerText = `${score} \/ ${totalQuestions}`;\n let percentVal = Math.round((score \/ totalQuestions) * 100);\n if (percentVal >= 70) resultMsgSpan.innerText = \"🏆 \u0645\u0645\u062a\u0627\u0632! \u0625\u062a\u0642\u0627\u0646 \u0631\u0627\u0626\u0639 \u0644\u0645\u0641\u0627\u0647\u064a\u0645 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u0627\u0644\u062a\u064a\u0627\u0631 🧲\";\n else if (percentVal >= 50) resultMsgSpan.innerText = \"📘 \u062c\u064a\u062f \u062c\u062f\u0627\u064b\u060c \u0631\u0627\u062c\u0639 \u0628\u0639\u0636 \u0627\u0644\u062a\u0641\u0627\u0635\u064a\u0644 \u062d\u0648\u0644 \u0642\u0648\u0627\u0646\u064a\u0646 \u0628\u064a\u0648-\u0633\u0627\u0641\u0627\u0631 \u0648\u0627\u0644\u0642\u0648\u0649 \u0628\u064a\u0646 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a.\";\n else resultMsgSpan.innerText = \"📚 \u0641\u0631\u0635\u0629 \u0631\u0627\u0626\u0639\u0629 \u0644\u0644\u0645\u0631\u0627\u062c\u0639\u0629! \u0623\u0639\u062f \u062f\u0631\u0627\u0633\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0644\u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0648\u0645\u0644\u0641 \u062f\u0627\u0626\u0631\u064a \u0648\u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a.\";\n renderCurrentQuestion();\n submitBtn.disabled = true;\n submitBtn.classList.add(\"opacity-50\", \"cursor-not-allowed\");\n }\n\n function resetExam() {\n isSubmitted = false;\n userAnswers = new Array(totalQuestions).fill(\"\");\n currentIndex = 0;\n resultPanel.classList.add(\"hidden\");\n submitBtn.disabled = false;\n submitBtn.classList.remove(\"opacity-50\", \"cursor-not-allowed\");\n renderCurrentQuestion();\n updateProgressStats();\n updateNavButtonsState();\n }\n\n firstBtn.addEventListener(\"click\", () => goToQuestion(0));\n prevBtn.addEventListener(\"click\", () => goToQuestion(currentIndex - 1));\n nextBtn.addEventListener(\"click\", () => goToQuestion(currentIndex + 1));\n lastBtn.addEventListener(\"click\", () => goToQuestion(totalQuestions - 1));\n submitBtn.addEventListener(\"click\", calculateAndShowResult);\n resetBtn.addEventListener(\"click\", resetExam);\n\n renderCurrentQuestion();\n updateNavButtonsState();\n<\/script>\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"<p>\u0627\u062e\u062a\u0628\u0627\u0631 \u062a\u0641\u0627\u0639\u0644\u064a: \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a | \u0628\u064a\u0648-\u0633\u0627\u0641\u0627\u0631\u060c \u0627\u0644\u0645\u0644\u0641\u0627\u062a\u060c \u0627\u0644\u0642\u0648\u0649 \u0628\u064a\u0646 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a 🧲 \u0627\u062e\u062a\u0628\u0627\u0631: \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0627\u0644\u062b\u0627\u0646\u0648\u064a – \u0627\u0644\u0635\u0641 \u0627\u0644\u062b\u0627\u0646\u064a \u0639\u0634\u0631 – \u0627\u0644\u0645\u0633\u0627\u0631 \u0627\u0644\u0623\u0643\u0627\u062f\u064a\u0645\u064a | \u0642\u0627\u0646\u0648\u0646 \u0628\u064a\u0648-\u0633\u0627\u0641\u0627\u0631\u060c \u0627\u0644\u0645\u062c\u0627\u0644 \u0644\u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0648\u0645\u0644\u0641 \u062f\u0627\u0626\u0631\u064a \u0648\u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a\u060c \u0627\u0644\u0642\u0648\u0649 \u0628\u064a\u0646 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a 📋 \u0627\u0644\u0633\u0624\u0627\u0644 1 \/ 0 \u2713 \u0627\u0644\u0645\u062c\u0627\u0628 \u0639\u0646\u0647: 0 \u0645\u0646 0 \u0627\u0644\u062a\u0642\u062f\u0645 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-18872","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/pages\/18872","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/comments?post=18872"}],"version-history":[{"count":1,"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/pages\/18872\/revisions"}],"predecessor-version":[{"id":18873,"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/pages\/18872\/revisions\/18873"}],"wp:attachment":[{"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/media?parent=18872"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":18872,"date":"2026-05-24T09:30:01","date_gmt":"2026-05-24T06:30:01","guid":{"rendered":"https:\/\/smartedujo.com\/?page_id=18872"},"modified":"2026-05-24T09:30:09","modified_gmt":"2026-05-24T06:30:09","slug":"%d8%a7%d9%84%d8%af%d8%b1%d8%b3-%d8%a7%d9%84%d8%ab%d8%a7%d9%86%d9%8a_%d8%a7%d9%84%d9%85%d8%ac%d8%a7%d9%84-%d8%a7%d9%84%d9%85%d8%ba%d9%86%d8%a7%d8%b7%d9%8a%d8%b3%d9%8a-%d8%a7%d9%84%d9%86%d8%a7%d8%b4","status":"publish","type":"page","link":"https:\/\/smartedujo.com\/ar\/%d8%a7%d9%84%d8%af%d8%b1%d8%b3-%d8%a7%d9%84%d8%ab%d8%a7%d9%86%d9%8a_%d8%a7%d9%84%d9%85%d8%ac%d8%a7%d9%84-%d8%a7%d9%84%d9%85%d8%ba%d9%86%d8%a7%d8%b7%d9%8a%d8%b3%d9%8a-%d8%a7%d9%84%d9%86%d8%a7%d8%b4\/","title":{"rendered":"\u0627\u0644\u062f\u0631\u0633 \u0627\u0644\u062b\u0627\u0646\u064a_\u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u062a\u064a\u0627\u0631_\u0643\u0647\u0631\u0628\u0627\u0626\u064a_quiz"},"content":{"rendered":"\n\n\n\n \n \n \u0627\u062e\u062a\u0628\u0627\u0631 \u062a\u0641\u0627\u0639\u0644\u064a: \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a | \u0628\u064a\u0648-\u0633\u0627\u0641\u0627\u0631\u060c \u0627\u0644\u0645\u0644\u0641\u0627\u062a\u060c \u0627\u0644\u0642\u0648\u0649 \u0628\u064a\u0646 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a<\/title>\n <script src=\"https:\/\/cdn.tailwindcss.com\"><\/script>\n <link href=\"https:\/\/fonts.googleapis.com\/css2?family=Cairo:wght@300;400;500;600;700;800&display=swap\" rel=\"stylesheet\">\n <style>\n body {\n background: linear-gradient(135deg, #1e1a3a, #2d2a5e);\n font-family: 'Cairo', sans-serif;\n min-height: 100vh;\n padding: 1.5rem;\n }\n .glass-card {\n background: rgba(15, 23, 42, 0.65);\n backdrop-filter: blur(14px);\n border: 1px solid rgba(255,255,255,0.15);\n border-radius: 1.75rem;\n box-shadow: 0 20px 35px -12px rgba(0,0,0,0.4);\n }\n .option-btn {\n transition: all 0.2s ease;\n background: rgba(255,255,255,0.05);\n border: 1.5px solid transparent;\n border-radius: 1rem;\n padding: 0.9rem 1.2rem;\n margin-bottom: 0.7rem;\n cursor: pointer;\n display: flex;\n align-items: center;\n gap: 0.75rem;\n }\n .option-btn:hover:not(.disabled-opt) {\n background: rgba(139, 92, 246, 0.2);\n border-color: #a78bfa;\n }\n .option-radio {\n width: 1.2rem;\n height: 1.2rem;\n accent-color: #8b5cf6;\n margin-left: 0.5rem;\n cursor: pointer;\n }\n .option-text {\n flex: 1;\n font-weight: 500;\n }\n .correct-highlight {\n background: rgba(34, 197, 94, 0.25);\n border-color: #4ade80;\n }\n .incorrect-highlight {\n background: rgba(239, 68, 68, 0.25);\n border-color: #f87171;\n }\n .explanation-box {\n background: rgba(0, 0, 0, 0.35);\n border-right: 4px solid #818cf8;\n padding: 1rem;\n border-radius: 1rem;\n margin-top: 1.2rem;\n font-size: 1rem;\n line-height: 1.6;\n }\n .nav-btn {\n background: #2d2b55;\n transition: 0.2s;\n font-weight: 600;\n padding: 0.5rem 1rem;\n border-radius: 2rem;\n }\n .nav-btn:hover:not(:disabled) {\n background: #5b21b6;\n transform: scale(0.97);\n }\n .nav-btn:disabled {\n opacity: 0.4;\n cursor: not-allowed;\n }\n .progress-step {\n background: #2d2a5e;\n border-radius: 2rem;\n height: 8px;\n transition: width 0.2s ease;\n }\n .badge-difficulty {\n font-size: 0.7rem;\n background: rgba(0,0,0,0.4);\n padding: 0.2rem 0.7rem;\n border-radius: 2rem;\n }\n .result-panel {\n background: linear-gradient(95deg, #1e1b4b, #2e2a6e);\n border-radius: 1.5rem;\n padding: 1rem 1.5rem;\n margin-top: 1.5rem;\n text-align: center;\n }\n button:active {\n transform: scale(0.98);\n }\n @media (max-width: 640px) {\n body { padding: 1rem; }\n .option-btn { padding: 0.7rem 0.9rem; }\n .explanation-box { font-size: 0.95rem; }\n }\n .wide-container {\n max-width: 90rem;\n margin-left: auto;\n margin-right: auto;\n width: 100%;\n }\n .math-symbol {\n font-family: monospace;\n direction: ltr;\n display: inline-block;\n }\n svg {\n max-width: 100%;\n height: auto;\n }\n <\/style>\n<\/head>\n<body>\n<div class=\"wide-container\">\n <div class=\"glass-card p-5 md:p-6 mb-6 text-center\">\n <h1 class=\"text-2xl md:text-3xl font-extrabold text-white tracking-tight\">🧲 \u0627\u062e\u062a\u0628\u0627\u0631: \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a<\/h1>\n <p class=\"text-indigo-200 text-md mt-1\">\u0627\u0644\u062b\u0627\u0646\u0648\u064a – \u0627\u0644\u0635\u0641 \u0627\u0644\u062b\u0627\u0646\u064a \u0639\u0634\u0631 – \u0627\u0644\u0645\u0633\u0627\u0631 \u0627\u0644\u0623\u0643\u0627\u062f\u064a\u0645\u064a | \u0642\u0627\u0646\u0648\u0646 \u0628\u064a\u0648-\u0633\u0627\u0641\u0627\u0631\u060c \u0627\u0644\u0645\u062c\u0627\u0644 \u0644\u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0648\u0645\u0644\u0641 \u062f\u0627\u0626\u0631\u064a \u0648\u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a\u060c \u0627\u0644\u0642\u0648\u0649 \u0628\u064a\u0646 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a<\/p>\n <\/div>\n\n <div class=\"glass-card p-5 md:p-7\">\n <div class=\"flex flex-wrap justify-between items-center gap-3 mb-5 pb-2 border-b border-white\/20\">\n <div class=\"flex items-center gap-3\">\n <span class=\"bg-purple-700\/60 text-white text-l font-bold px-3 py-1 rounded-full\">📋 \u0627\u0644\u0633\u0624\u0627\u0644 <span id=\"current-q-num\">1<\/span> \/ <span id=\"total-q-count\">0<\/span><\/span>\n <span id=\"difficulty-badge\" class=\"badge-difficulty text-white\/80\"><\/span>\n <\/div>\n <div class=\"flex items-center gap-2 text-l bg-black\/20 px-3 py-1 rounded-full\">\n <span class=\"text-indigo-300\">\u2713 \u0627\u0644\u0645\u062c\u0627\u0628 \u0639\u0646\u0647:<\/span>\n <span id=\"answered-count\" class=\"font-bold text-white\">0<\/span>\n <span class=\"text-indigo-300\">\u0645\u0646<\/span>\n <span id=\"total-answered-base\" class=\"font-bold text-white\">0<\/span>\n <\/div>\n <\/div>\n\n <div class=\"mb-5\">\n <div class=\"flex justify-between text-l text-indigo-200 mb-1\">\n <span>\u0627\u0644\u062a\u0642\u062f\u0645 \u0641\u064a \u0627\u0644\u0623\u0633\u0626\u0644\u0629<\/span>\n <span id=\"progress-percent\">0%<\/span>\n <\/div>\n <div class=\"w-full bg-gray-800\/60 rounded-full h-2.5\">\n <div id=\"progress-bar\" class=\"progress-step bg-gradient-to-r from-purple-500 to-indigo-500 h-2.5 rounded-full\" style=\"width: 0%\"><\/div>\n <\/div>\n <\/div>\n\n <div id=\"dynamic-question-area\"><\/div>\n\n <div class=\"flex flex-wrap justify-center gap-3 mt-8 pt-3 border-t border-white\/20\">\n <button id=\"first-btn\" class=\"nav-btn text-white px-4 py-2 text-l md:text-base\">⏮ \u0627\u0644\u0623\u0648\u0644<\/button>\n <button id=\"prev-btn\" class=\"nav-btn text-white px-5 py-2\">▶ \u0627\u0644\u0633\u0627\u0628\u0642<\/button>\n <button id=\"next-btn\" class=\"nav-btn text-white px-5 py-2\">\u0627\u0644\u062a\u0627\u0644\u064a ◀<\/button>\n <button id=\"last-btn\" class=\"nav-btn text-white px-4 py-2 text-l md:text-base\">\u0627\u0644\u0623\u062e\u064a\u0631 ⏭<\/button>\n <\/div>\n\n <div class=\"mt-6 text-center\">\n <button id=\"submit-final-btn\" class=\"bg-gradient-to-r from-purple-600 to-indigo-600 hover:from-purple-700 hover:to-indigo-700 text-white font-bold py-3 px-8 rounded-full shadow-lg transition text-lg\">✨ \u0625\u0638\u0647\u0627\u0631 \u0627\u0644\u0646\u062a\u064a\u062c\u0629 ✨<\/button>\n <\/div>\n\n <div id=\"result-panel\" class=\"result-panel hidden\">\n <h2 class=\"text-2xl font-bold text-white mb-2\">📊 \u0646\u062a\u064a\u062c\u062a\u0643 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629<\/h2>\n <p id=\"final-score-text\" class=\"text-4xl font-extrabold text-purple-300 mb-2\">0 \/ 0<\/p>\n <p id=\"result-message\" class=\"text-indigo-200 text-l\"><\/p>\n <button id=\"reset-exam-btn\" class=\"mt-4 bg-white\/20 hover:bg-white\/30 text-white px-6 py-2 rounded-full font-semibold transition\">🔄 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631<\/button>\n <\/div>\n <\/div>\n<\/div>\n\n<script>\n \/\/ ========== \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0623\u0633\u0626\u0644\u0629 (32 \u0633\u0624\u0627\u0644\u0627\u064b) \u0645\u0646 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a ==========\n const quizData = [{\"question\":\"\u0645\u0627 \u0647\u064a \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0627\u0644\u0635\u062d\u064a\u062d\u0629 \u0644\u0642\u0627\u0646\u0648\u0646 \u0628\u064a\u0648 - \u0633\u0627\u0641\u0627\u0631 \u0644\u062d\u0633\u0627\u0628 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u062c\u0632\u0621 \u0635\u063a\u064a\u0631 \u062c\u062f\u0627\u064b dL \u0645\u0646 \u0633\u0644\u0643 \u064a\u062d\u0645\u0644 \u062a\u064a\u0627\u0631\u0627\u064b I\u061f\",\"options\":[\"dB = (\u03bc\u2080 \/ 4\u03c0) * (I dL sin \u03b8 \/ r\u00b2)\",\"dB = (\u03bc\u2080 \/ 2\u03c0) * (I dL sin \u03b8 \/ r)\",\"dB = (\u03bc\u2080 \/ 4\u03c0) * (I dL cos \u03b8 \/ r\u00b2)\",\"dB = (\u03bc\u2080 \/ 2\u03c0) * (I\u00b2 dL \/ r\u00b2)\"],\"correctAnswer\":\"dB = (\u03bc\u2080 \/ 4\u03c0) * (I dL sin \u03b8 \/ r\u00b2)\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0648\u0641\u0642\u0627\u064b \u0644\u0644\u0646\u0635 \u0627\u0644\u0648\u0627\u0631\u062f \u0641\u064a \u0627\u0644\u062f\u0631\u0633\u060c \u0641\u0625\u0646 \u0642\u0627\u0646\u0648\u0646 \u0628\u064a\u0648 - \u0633\u0627\u0641\u0627\u0631 \u0627\u0644\u062c\u0632\u0626\u064a \u064a\u064f\u0639\u0628\u0631 \u0639\u0646\u0647 \u0628\u0627\u0644\u0635\u064a\u063a\u0629: dB = (\u03bc\u2080 \/ 4\u03c0) * (I dL sin \u03b8 \/ r\u00b2).\"},{\"question\":\"\u0645\u0627 \u0647\u064a \u0642\u064a\u0645\u0629 \u0648\u0648\u062d\u062f\u0629 \u0627\u0644\u0646\u0641\u0627\u0630\u064a\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0644\u0644\u0641\u0631\u0627\u063a \u03bc\u2080\u061f\",\"options\":[\"4\u03c0 \u00d7 10\u207b\u2077 T\u00b7m\/A\",\"2\u03c0 \u00d7 10\u207b\u2077 T\u00b7m\/A\u00b2\",\"4\u03c0 \u00d7 10\u207b\u2077 T\/m\u00b7A\",\"8\u03c0 \u00d7 10\u207b\u2077 T\u00b7A\/m\"],\"correctAnswer\":\"4\u03c0 \u00d7 10\u207b\u2077 T\u00b7m\/A\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0642\u064a\u0645\u0629 \u0627\u0644\u0646\u0641\u0627\u0630\u064a\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0644\u0644\u0641\u0631\u0627\u063a (\u0645\u064a\u0648 \u0635\u0641\u0631) \u0647\u064a \u062b\u0627\u0628\u062a \u0641\u064a\u0632\u064a\u0627\u0626\u064a \u064a\u0639\u0628\u0631 \u0639\u0646 \u0642\u062f\u0631\u0629 \u0627\u0644\u0648\u0633\u0637 \u0639\u0644\u0649 \u0627\u0644\u0633\u0645\u0627\u062d \u0644\u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u0628\u0627\u0644\u0645\u0631\u0648\u0631\u060c \u0648\u062a\u0633\u0627\u0648\u064a 4\u03c0 \u00d7 10\u207b\u2077 T\u00b7m\/A.\"},{\"question\":\"\u0639\u0646\u062f \u0623\u064a \u0632\u0627\u0648\u064a\u0629 \u03b8 \u0628\u064a\u0646 \u0639\u0646\u0635\u0631 \u0627\u0644\u0633\u0644\u0643 dL \u0648\u0645\u062a\u062c\u0647 \u0627\u0644\u0645\u0648\u0642\u0639 r \u064a\u0646\u0639\u062f\u0645 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u0647\u0630\u0627 \u0627\u0644\u0639\u0646\u0635\u0631 \u062a\u0645\u0627\u0645\u0627\u064b\u061f\",\"options\":[\"0\u00b0 \u0623\u0648 180\u00b0\",\"90\u00b0 \u0641\u0642\u0637\",\"45\u00b0 \u0623\u0648 135\u00b0\",\"\u064a\u0646\u0639\u062f\u0645 \u062f\u0627\u0626\u0645\u0627\u064b \u0628\u063a\u0636 \u0627\u0644\u0646\u0638\u0631 \u0639\u0646 \u0627\u0644\u0632\u0627\u0648\u064a\u0629\"],\"correctAnswer\":\"0\u00b0 \u0623\u0648 180\u00b0\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0642\u0627\u0646\u0648\u0646 \u0628\u064a\u0648 - \u0633\u0627\u0641\u0627\u0631 \u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0627\u0644\u062d\u062f sin \u03b8. \u0648\u0639\u0646\u062f\u0645\u0627 \u062a\u0643\u0648\u0646 \u0627\u0644\u0632\u0627\u0648\u064a\u0629 0\u00b0 \u0623\u0648 180\u00b0\u060c \u0641\u0625\u0646 \u0642\u064a\u0645\u0629 sin \u03b8 \u062a\u0633\u0627\u0648\u064a \u0635\u0641\u0631\u0627\u064b\u060c \u0648\u0628\u0627\u0644\u062a\u0627\u0644\u064a \u064a\u0646\u0639\u062f\u0645 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a dB.\"},{\"question\":\"\u0643\u064a\u0641 \u064a\u062a\u0646\u0627\u0633\u0628 \u0645\u0642\u062f\u0627\u0631 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u062c\u0632\u0626\u064a dB \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u0639\u0646\u0635\u0631 \u0627\u0644\u0633\u0644\u0643 \u0645\u0639 \u0627\u0644\u0645\u0633\u0627\u0641\u0629 r \u0628\u064a\u0646 \u0627\u0644\u0639\u0646\u0635\u0631 \u0648\u0627\u0644\u0646\u0642\u0637\u0629 \u0627\u0644\u0645\u0631\u0627\u062f \u062d\u0633\u0627\u0628 \u0627\u0644\u0645\u062c\u0627\u0644 \u0639\u0646\u062f\u0647\u0627\u061f\",\"options\":[\"\u0639\u0643\u0633\u064a\u0627\u064b \u0645\u0639 \u0645\u0631\u0628\u0639 \u0627\u0644\u0645\u0633\u0627\u0641\u0629 (1\/r\u00b2)\",\"\u0637\u0631\u062f\u064a\u0627\u064b \u0645\u0639 \u0627\u0644\u0645\u0633\u0627\u0641\u0629 (r)\",\"\u0639\u0643\u0633\u064a\u0627\u064b \u0645\u0639 \u0627\u0644\u0645\u0633\u0627\u0641\u0629 (1\/r)\",\"\u0637\u0631\u062f\u064a\u0627\u064b \u0645\u0639 \u0645\u0631\u0628\u0639 \u0627\u0644\u0645\u0633\u0627\u0641\u0629 (r\u00b2)\"],\"correctAnswer\":\"\u0639\u0643\u0633\u064a\u0627\u064b \u0645\u0639 \u0645\u0631\u0628\u0639 \u0627\u0644\u0645\u0633\u0627\u0641\u0629 (1\/r\u00b2)\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0628\u062d\u0633\u0628 \u0642\u0627\u0646\u0648\u0646 \u0628\u064a\u0648 - \u0633\u0627\u0641\u0627\u0631\u060c \u064a\u062a\u0646\u0627\u0633\u0628 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a dB \u0639\u0643\u0633\u064a\u0627\u064b \u0645\u0639 \u0645\u0631\u0628\u0639 \u0627\u0644\u0645\u0633\u0627\u0641\u0629 r\u00b2 \u0628\u064a\u0646 \u0639\u0646\u0635\u0631 \u0627\u0644\u0633\u0644\u0643 \u0648\u0627\u0644\u0646\u0642\u0637\u0629.\"},{\"question\":\"\u0645\u0627 \u0647\u064a \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u064f\u0639\u0637\u0649 \u0628\u0647\u0627 \u0634\u062f\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0644\u0627 \u0646\u0647\u0627\u0626\u064a \u0627\u0644\u0637\u0648\u0644 \u064a\u0645\u0631 \u0628\u0647 \u062a\u064a\u0627\u0631 I \u0639\u0644\u0649 \u0628\u064f\u0639\u062f \u0639\u0645\u0648\u062f\u064a r\u061f\",\"options\":[\"B = \u03bc\u2080 I \/ 2\u03c0 r\",\"B = \u03bc\u2080 I \/ 2r\",\"B = \u03bc\u2080 N I \/ 2\u03c0 r\",\"B = \u03bc\u2080 I \/ 4\u03c0 r\u00b2\"],\"correctAnswer\":\"B = \u03bc\u2080 I \/ 2\u03c0 r\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0628\u062a\u0637\u0628\u064a\u0642 \u0642\u0627\u0646\u0648\u0646 \u0628\u064a\u0648 - \u0633\u0627\u0641\u0627\u0631 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062a\u0643\u0627\u0645\u0644 \u0639\u0644\u0649 \u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0637\u0648\u064a\u0644 \u062c\u062f\u0627\u064b\u060c \u0646\u062d\u0635\u0644 \u0639\u0644\u0649 \u0627\u0644\u0635\u064a\u063a\u0629: B = \u03bc\u2080 I \/ 2\u03c0 r.\"},{\"question\":\"\u062a\u0623\u0645\u0644 \u0627\u0644\u0634\u0643\u0644 \u0623\u062f\u0646\u0627\u0647 \u0627\u0644\u0630\u064a \u064a\u0648\u0636\u062d \u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u062d\u0648\u0644 \u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0637\u0648\u064a\u0644 \u064a\u0645\u0631 \u0628\u0647 \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a. \u0643\u064a\u0641 \u062a\u0635\u0641 \u0634\u0643\u0644 \u062e\u0637\u0648\u0637 \u0647\u0630\u0627 \u0627\u0644\u0645\u062c\u0627\u0644\u061f<br><svg viewBox='0 0 160 160' width='120' height='120' style='background:#0f172a; border-radius:8px; margin: 10px auto; display:block;'><circle cx='80' cy='80' r='50' fill='none' stroke='#38bdf8' stroke-width='2' stroke-dasharray='4 4'\/><circle cx='80' cy='80' r='30' fill='none' stroke='#38bdf8' stroke-width='2'\/><circle cx='80' cy='80' r='10' fill='none' stroke='#38bdf8' stroke-width='2'\/><circle cx='80' cy='80' r='3' fill='#f43f5e'\/><\/svg>\",\"options\":[\"\u062f\u0648\u0627\u0626\u0631 \u0645\u062a\u062d\u062f\u0629 \u0627\u0644\u0645\u0631\u0643\u0632 \u0645\u0631\u0643\u0632\u0647\u0627 \u064a\u0642\u0639 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0643 \u0648\u0641\u064a \u0645\u0633\u062a\u0648\u0649 \u0639\u0645\u0648\u062f\u064a \u0639\u0644\u064a\u0647\",\"\u062e\u0637\u0648\u0637 \u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0645\u062a\u0648\u0627\u0632\u064a\u0629 \u062a\u0645\u062a\u062f \u0639\u0644\u0649 \u0637\u0648\u0644 \u0627\u0644\u0633\u0644\u0643\",\"\u062d\u0644\u0642\u0627\u062a \u0628\u064a\u0636\u0627\u0648\u064a\u0629 \u062a\u062a\u0642\u0627\u0637\u0639 \u0641\u064a \u0645\u0631\u0643\u0632 \u0627\u0644\u0633\u0644\u0643\",\"\u062e\u0637\u0648\u0637 \u0644\u0648\u0644\u0628\u064a\u0629 \u062a\u0628\u062a\u0639\u062f \u062a\u062f\u0631\u064a\u062c\u064a\u0627\u064b \u0628\u0634\u0643\u0644 \u062d\u0644\u0632\u0648\u0646\u064a \u063a\u064a\u0631 \u0645\u063a\u0644\u0642\"],\"correctAnswer\":\"\u062f\u0648\u0627\u0626\u0631 \u0645\u062a\u062d\u062f\u0629 \u0627\u0644\u0645\u0631\u0643\u0632 \u0645\u0631\u0643\u0632\u0647\u0627 \u064a\u0642\u0639 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0643 \u0648\u0641\u064a \u0645\u0633\u062a\u0648\u0649 \u0639\u0645\u0648\u062f\u064a \u0639\u0644\u064a\u0647\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u062d\u0648\u0644 \u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u064a\u062d\u0645\u0644 \u062a\u064a\u0627\u0631\u0627\u064b \u062a\u0643\u0648\u0646 \u0639\u0628\u0627\u0631\u0629 \u0639\u0646 \u062f\u0648\u0627\u0626\u0631 \u0645\u062a\u062d\u062f\u0629 \u0627\u0644\u0645\u0631\u0643\u0632\u060c \u064a\u0642\u0639 \u0645\u0631\u0643\u0632\u0647\u0627 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0643 \u0646\u0641\u0633\u0647 \u0648\u062a\u0643\u0648\u0646 \u0641\u064a \u0645\u0633\u062a\u0648\u0649 \u0639\u0645\u0648\u062f\u064a \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0643.\"},{\"question\":\"\u0639\u0646\u062f \u062a\u0637\u0628\u064a\u0642 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0627\u0644\u0623\u0648\u0644\u0649 \u0644\u062a\u062d\u062f\u064a\u062f \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0644\u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645\u060c \u0645\u0627\u0630\u0627 \u064a\u0645\u062b\u0644 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0625\u0628\u0647\u0627\u0645\u061f\",\"options\":[\"\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0627\u0635\u0637\u0644\u0627\u062d\u064a \u0627\u0644\u0645\u0627\u0631 \u0641\u064a \u0627\u0644\u0633\u0644\u0643\",\"\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\",\"\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0627\u0644\u0645\u0624\u062b\u0631\u0629\",\"\u0627\u062a\u062c\u0627\u0647 \u062d\u0631\u0643\u0629 \u0627\u0644\u0634\u062d\u0646\u0627\u062a \u0627\u0644\u0633\u0627\u0644\u0628\u0629\"],\"correctAnswer\":\"\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0627\u0635\u0637\u0644\u0627\u062d\u064a \u0627\u0644\u0645\u0627\u0631 \u0641\u064a \u0627\u0644\u0633\u0644\u0643\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u062d\u0633\u0628 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0627\u0644\u0623\u0648\u0644\u0649\u060c \u0646\u0645\u0633\u0643 \u0627\u0644\u0633\u0644\u0643 \u0628\u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0628\u062d\u064a\u062b \u064a\u0634\u064a\u0631 \u0627\u0644\u0625\u0628\u0647\u0627\u0645 \u0625\u0644\u0649 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0627\u0635\u0637\u0644\u0627\u062d\u064a \u0627\u0644\u0645\u0627\u0631 \u0628\u0627\u0644\u0633\u0644\u0643.\"},{\"question\":\"\u0625\u0630\u0627 \u0643\u0627\u0646 \u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u064a\u062d\u0645\u0644 \u062a\u064a\u0627\u0631\u0627\u064b \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0627\u064b \u0645\u062a\u062c\u0647\u0627\u064b \u0631\u0623\u0633\u064a\u0627\u064b \u0625\u0644\u0649 \u0627\u0644\u0623\u0639\u0644\u0649\u060c \u0641\u0643\u064a\u0641 \u064a\u0643\u0648\u0646 \u0627\u062a\u062c\u0627\u0647 \u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0639\u0646\u062f \u0627\u0644\u0646\u0638\u0631 \u0625\u0644\u064a\u0647\u0627 \u0645\u0646 \u0627\u0644\u0623\u0639\u0644\u0649\u061f\",\"options\":[\"\u0639\u0643\u0633 \u0627\u062a\u062c\u0627\u0647 \u062f\u0648\u0631\u0627\u0646 \u0639\u0642\u0627\u0631\u0628 \u0627\u0644\u0633\u0627\u0639\u0629\",\"\u0645\u0639 \u0627\u062a\u062c\u0627\u0647 \u062f\u0648\u0631\u0627\u0646 \u0639\u0642\u0627\u0631\u0628 \u0627\u0644\u0633\u0627\u0639\u0629\",\"\u062a\u0646\u0637\u0644\u0642 \u0628\u0634\u0643\u0644 \u0642\u0637\u0631\u064a \u0644\u0644\u062e\u0627\u0631\u062c \u0645\u0646 \u0627\u0644\u0633\u0644\u0643\",\"\u062a\u0646\u0637\u0644\u0642 \u0628\u0634\u0643\u0644 \u0642\u0637\u0631\u064a \u0644\u0644\u062f\u0627\u062e\u0644 \u0646\u062d\u0648 \u0627\u0644\u0633\u0644\u0643\"],\"correctAnswer\":\"\u0639\u0643\u0633 \u0627\u062a\u062c\u0627\u0647 \u062f\u0648\u0631\u0627\u0646 \u0639\u0642\u0627\u0631\u0628 \u0627\u0644\u0633\u0627\u0639\u0629\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0628\u062a\u0637\u0628\u064a\u0642 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0627\u0644\u0623\u0648\u0644\u0649\u060c \u0639\u0646\u062f\u0645\u0627 \u064a\u0634\u064a\u0631 \u0627\u0644\u0625\u0628\u0647\u0627\u0645 \u0644\u0644\u0623\u0639\u0644\u0649\u060c \u062a\u0644\u062a\u0641 \u0628\u0642\u064a\u0629 \u0627\u0644\u0623\u0635\u0627\u0628\u0639 \u0628\u0639\u0643\u0633 \u0627\u062a\u062c\u0627\u0647 \u0639\u0642\u0627\u0631\u0628 \u0627\u0644\u0633\u0627\u0639\u0629 \u0639\u0646\u062f \u0627\u0644\u0646\u0638\u0631 \u0645\u0646 \u0627\u0644\u0623\u0639\u0644\u0649.\"},{\"question\":\"\u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0637\u0648\u064a\u0644 \u062c\u062f\u0627\u064b \u064a\u0645\u0631 \u0628\u0647 \u062a\u064a\u0627\u0631 \u0634\u062f\u062a\u0647 3 A. \u0645\u0627 \u0645\u0642\u062f\u0627\u0631 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0639\u0646\u062f \u0646\u0642\u0637\u0629 \u062a\u0628\u0639\u062f \u0639\u0646\u0647 \u0645\u0633\u0627\u0641\u0629 \u0639\u0645\u0648\u062f\u064a\u0629 \u0642\u062f\u0631\u0647\u0627 0.2 m\u061f\",\"options\":[\"3.0 \u00d7 10\u207b\u2076 T\",\"6.0 \u00d7 10\u207b\u2076 T\",\"1.5 \u00d7 10\u207b\u2076 T\",\"9.0 \u00d7 10\u207b\u2076 T\"],\"correctAnswer\":\"3.0 \u00d7 10\u207b\u2076 T\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0646\u0637\u0628\u0642 \u0627\u0644\u0635\u064a\u063a\u0629 B = \u03bc\u2080 I \/ 2\u03c0 r. \u0628\u0627\u0644\u062a\u0639\u0648\u064a\u0636: B = (4\u03c0 \u00d7 10\u207b\u2077 \u00d7 3) \/ (2\u03c0 \u00d7 0.2) = 2 \u00d7 10\u207b\u2077 \u00d7 15 = 3.0 \u00d7 10\u207b\u2076 T.\"},{\"question\":\"\u0645\u0627 \u0647\u064a \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0644\u062d\u0633\u0627\u0628 \u0634\u062f\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0641\u064a \u0645\u0631\u0643\u0632 \u0645\u0644\u0641 \u062f\u0627\u0626\u0631\u064a \u0645\u0643\u0648\u0646 \u0645\u0646 N \u0645\u0646 \u0627\u0644\u0644\u0641\u0627\u062a \u0648\u0646\u0635\u0641 \u0642\u0637\u0631\u0647 R \u0648\u064a\u0645\u0631 \u0628\u0647 \u062a\u064a\u0627\u0631 I\u061f\",\"options\":[\"B = \u03bc\u2080 N I \/ 2R\",\"B = \u03bc\u2080 N I \/ 2\u03c0 R\",\"B = \u03bc\u2080 I \/ 2R\",\"B = \u03bc\u2080 N I \/ L\"],\"correctAnswer\":\"B = \u03bc\u2080 N I \/ 2R\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0634\u062f\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0641\u064a \u0645\u0631\u0643\u0632 \u0645\u0644\u0641 \u062f\u0627\u0626\u0631\u064a \u062a\u064f\u0639\u0637\u0649 \u0628\u0627\u0644\u0635\u064a\u063a\u0629: B = \u03bc\u2080 N I \/ 2R\u060c \u062d\u064a\u062b N \u0647\u0648 \u0639\u062f\u062f \u0627\u0644\u0644\u0641\u0627\u062a \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a \u0648 R \u0647\u0648 \u0646\u0635\u0641 \u0642\u0637\u0631 \u0627\u0644\u0645\u0644\u0641.\"},{\"question\":\"\u0641\u064a \u0645\u0631\u0643\u0632 \u0627\u0644\u0645\u0644\u0641 \u0627\u0644\u062f\u0627\u0626\u0631\u064a\u060c \u0643\u064a\u0641 \u0646\u062d\u062f\u062f \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u062b\u0627\u0646\u064a\u0629 \u0644\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649\u061f\",\"options\":[\"\u0646\u0644\u0641 \u0623\u0635\u0627\u0628\u0639 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u062d\u0648\u0644 \u0627\u0644\u062d\u0644\u0642\u0629 \u0645\u0639 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062a\u064a\u0627\u0631\u060c \u0641\u064a\u0634\u064a\u0631 \u0627\u0644\u0625\u0628\u0647\u0627\u0645 \u0625\u0644\u0649 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644\",\"\u064a\u0634\u064a\u0631 \u0627\u0644\u0625\u0628\u0647\u0627\u0645 \u0625\u0644\u0649 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062a\u064a\u0627\u0631\u060c \u0648\u062a\u0634\u064a\u0631 \u0628\u0642\u064a\u0629 \u0627\u0644\u0623\u0635\u0627\u0628\u0639 \u0625\u0644\u0649 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644\",\"\u0646\u0644\u0641 \u0623\u0635\u0627\u0628\u0639 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0645\u0639 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644\u060c \u0641\u064a\u0634\u064a\u0631 \u0627\u0644\u0625\u0628\u0647\u0627\u0645 \u0625\u0644\u0649 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062a\u064a\u0627\u0631\",\"\u0646\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0633\u0631\u0649 \u0644\u0623\u0646 \u0627\u0644\u062a\u064a\u0627\u0631 \u062f\u0627\u0626\u0631\u064a\"],\"correctAnswer\":\"\u0646\u0644\u0641 \u0623\u0635\u0627\u0628\u0639 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u062d\u0648\u0644 \u0627\u0644\u062d\u0644\u0642\u0629 \u0645\u0639 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062a\u064a\u0627\u0631\u060c \u0641\u064a\u0634\u064a\u0631 \u0627\u0644\u0625\u0628\u0647\u0627\u0645 \u0625\u0644\u0649 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0648\u0641\u0642 \u0627\u0644\u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u062b\u0627\u0646\u064a\u0629 \u0644\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0627\u0644\u0645\u062e\u0635\u0635\u0629 \u0644\u0644\u0645\u0644\u0641\u0627\u062a \u0627\u0644\u062f\u0627\u0626\u0631\u064a\u0629\u060c \u0644\u0641 \u0627\u0644\u0623\u0635\u0627\u0628\u0639 \u0645\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u064a\u062c\u0639\u0644 \u0627\u0644\u0625\u0628\u0647\u0627\u0645 \u064a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0641\u064a \u0645\u0631\u0643\u0632 \u0627\u0644\u062d\u0644\u0642\u0629.\"},{\"question\":\"\u0625\u0630\u0627 \u062a\u0645 \u062a\u0636\u0627\u0639\u0641 \u0639\u062f\u062f \u0644\u0641\u0627\u062a \u0645\u0644\u0641 \u062f\u0627\u0626\u0631\u064a \u0625\u0644\u0649 \u0627\u0644\u0636\u0639\u0641 \u0645\u0639 \u0628\u0642\u0627\u0621 \u0646\u0635\u0641 \u0642\u0637\u0631\u0647 \u0648\u0634\u062f\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0627\u0631 \u0641\u064a\u0647 \u062b\u0627\u0628\u062a\u064a\u0646\u060c \u0645\u0627\u0630\u0627 \u064a\u062d\u062f\u062b \u0644\u0634\u062f\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0641\u064a \u0645\u0631\u0643\u0632\u0647\u061f\",\"options\":[\"\u062a\u062a\u0636\u0627\u0639\u0641 \u0625\u0644\u0649 \u0636\u0639\u0641\u064a\u0646 (2B)\",\"\u062a\u0642\u0644 \u0625\u0644\u0649 \u0627\u0644\u0646\u0635\u0641 (B\/2)\",\"\u062a\u0632\u062f\u0627\u062f \u0625\u0644\u0649 \u0623\u0631\u0628\u0639\u0629 \u0623\u0636\u0639\u0627\u0641 (4B)\",\"\u062a\u0628\u0642\u0649 \u062b\u0627\u0628\u062a\u0629 \u062f\u0648\u0646 \u062a\u063a\u064a\u064a\u0631\"],\"correctAnswer\":\"\u062a\u062a\u0636\u0627\u0639\u0641 \u0625\u0644\u0649 \u0636\u0639\u0641\u064a\u0646 (2B)\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u062a\u0648\u062c\u062f \u0639\u0644\u0627\u0642\u0629 \u0637\u0631\u062f\u064a\u0629 \u062e\u0637\u064a\u0629 \u0628\u064a\u0646 \u0627\u0644\u0645\u062c\u0627\u0644 B \u0648\u0639\u062f\u062f \u0627\u0644\u0644\u0641\u0627\u062a N (\u062d\u064a\u062b B \u064a\u062a\u0646\u0627\u0633\u0628 \u0637\u0631\u062f\u064a\u0627\u064b \u0645\u0639 N)\u060c \u0644\u0630\u0627 \u0641\u0625\u0646 \u0645\u0636\u0627\u0639\u0641\u0629 \u0639\u062f\u062f \u0627\u0644\u0644\u0641\u0627\u062a \u064a\u0636\u0627\u0639\u0641 \u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a.\"},{\"question\":\"\u062a\u0623\u0645\u0644 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0645\u0648\u0636\u062d \u0641\u064a \u0627\u0644\u0634\u0643\u0644 \u0623\u062f\u0646\u0627\u0647. \u0644\u0645\u0627\u0630\u0627 \u0644\u0627 \u062a\u0633\u0627\u0647\u0645 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0645\u0646 \u0627\u0644\u0633\u0644\u0643 \u0628\u0623\u064a \u0645\u062c\u0627\u0644 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0639\u0646\u062f \u0627\u0644\u0646\u0642\u0637\u0629 P \u0627\u0644\u0648\u0627\u0642\u0639\u0629 \u0641\u064a \u0645\u0631\u0643\u0632 \u0631\u0628\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629\u061f<br><svg viewBox='0 0 160 160' width='120' height='120' style='background:#0f172a; border-radius:8px; margin:10px auto; display:block;'><circle cx='30' cy='110' r='3' fill='#38bdf8'\/><path d='M 30 20 L 30 50 A 60 60 0 0 0 90 110 L 150 110' fill='none' stroke='#ef4444' stroke-width='3'\/><line x1='30' y1='50' x2='30' y2='110' stroke='#64748b' stroke-dasharray='4,4'\/><line x1='90' y1='110' x2='30' y2='110' stroke='#64748b' stroke-dasharray='4,4'\/><text x='15' y='125' fill='#38bdf8' font-size='12'>P<\/text><\/svg>\",\"options\":[\"\u0644\u0623\u0646 \u0627\u0644\u0646\u0642\u0637\u0629 P \u062a\u0642\u0639 \u0639\u0644\u0649 \u0627\u0645\u062a\u062f\u0627\u062f \u062e\u0637 \u0647\u0630\u0647 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0641\u062a\u0643\u0648\u0646 \u0627\u0644\u0632\u0627\u0648\u064a\u0629 \u03b8 \u062a\u0633\u0627\u0648\u064a \u0635\u0641\u0631 \u0623\u0648 180 \u062f\u0631\u062c\u0629\",\"\u0644\u0623\u0646 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0644\u0627 \u064a\u0645\u0631 \u0628\u0647\u0627 \u0623\u064a \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a\",\"\u0644\u0623\u0646 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646\u0647\u0627 \u064a\u062a\u0644\u0627\u0634\u0649 \u0628\u0641\u0639\u0644 \u0627\u0644\u0646\u0641\u0627\u0630\u064a\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629\",\"\u0644\u0623\u0646 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0627\u0631 \u0641\u064a \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0636\u0639\u064a\u0641 \u062c\u062f\u0627\u064b \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u0645\u0646\u062d\u0646\u064a\"],\"correctAnswer\":\"\u0644\u0623\u0646 \u0627\u0644\u0646\u0642\u0637\u0629 P \u062a\u0642\u0639 \u0639\u0644\u0649 \u0627\u0645\u062a\u062f\u0627\u062f \u062e\u0637 \u0647\u0630\u0647 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0641\u062a\u0643\u0648\u0646 \u0627\u0644\u0632\u0627\u0648\u064a\u0629 \u03b8 \u062a\u0633\u0627\u0648\u064a \u0635\u0641\u0631 \u0623\u0648 180 \u062f\u0631\u062c\u0629\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0648\u0641\u0642 \u0642\u0627\u0646\u0648\u0646 \u0628\u064a\u0648 - \u0633\u0627\u0641\u0627\u0631\u060c \u064a\u0646\u0639\u062f\u0645 \u0627\u0644\u0645\u062c\u0627\u0644 \u0645\u0646 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645\u0629 \u0641\u064a \u0627\u0644\u0646\u0642\u0637\u0629 P \u0644\u0623\u0646 \u0627\u0644\u0646\u0642\u0637\u0629 \u062a\u0642\u0639 \u0639\u0644\u0649 \u0627\u0645\u062a\u062f\u0627\u062f \u062e\u0637 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645\u060c \u0648\u0628\u0627\u0644\u062a\u0627\u0644\u064a \u0627\u0644\u0632\u0627\u0648\u064a\u0629 \u03b8 \u062a\u0643\u0648\u0646 0 \u0623\u0648 180 \u062f\u0631\u062c\u0629 \u0648\u064a\u0643\u0648\u0646 sin \u03b8 \u0645\u0633\u0627\u0648\u064a\u0627\u064b \u0644\u0644\u0635\u0641\u0631.\"},{\"question\":\"\u0633\u0644\u0643 \u0645\u0634\u0643\u0644 \u0639\u0644\u0649 \u0647\u064a\u0626\u0629 \u0646\u0635\u0641 \u062d\u0644\u0642\u0629 \u062f\u0627\u0626\u0631\u064a\u0629 (N = 1\/2) \u0646\u0635\u0641 \u0642\u0637\u0631\u0647\u0627 0.1 m\u060c \u064a\u0645\u0631 \u0628\u0647\u0627 \u062a\u064a\u0627\u0631 \u0634\u062f\u062a\u0647 2 A. \u0645\u0627 \u0645\u0642\u062f\u0627\u0631 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0641\u064a \u0645\u0631\u0643\u0632\u0647\u0627\u061f\",\"options\":[\"2\u03c0 \u00d7 10\u207b\u2076 T\",\"4\u03c0 \u00d7 10\u207b\u2076 T\",\"1\u03c0 \u00d7 10\u207b\u2076 T\",\"8\u03c0 \u00d7 10\u207b\u2076 T\"],\"correctAnswer\":\"2\u03c0 \u00d7 10\u207b\u2076 T\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0646\u0637\u0628\u0642 \u0642\u0627\u0646\u0648\u0646 \u0627\u0644\u0645\u0644\u0641 \u0627\u0644\u062f\u0627\u0626\u0631\u064a: B = \u03bc\u2080 N I \/ 2R. \u0628\u0627\u0644\u062a\u0639\u0648\u064a\u0636: B = (4\u03c0 \u00d7 10\u207b\u2077 \u00d7 0.5 \u00d7 2) \/ (2 \u00d7 0.1) = (4\u03c0 \u00d7 10\u207b\u2077) \/ 0.2 = 2\u03c0 \u00d7 10\u207b\u2076 T.\"},{\"question\":\"\u0641\u064a \u062a\u062c\u0631\u0628\u0629 \u062f\u0645\u062c \u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0637\u0648\u064a\u0644 \u0648\u0646\u0635\u0641 \u062d\u0644\u0642\u0629 \u062f\u0627\u0626\u0631\u064a\u0629 \u0643\u0645\u0627 \u0647\u0648 \u0645\u0648\u0636\u062d \u0628\u0627\u0644\u0631\u0633\u0645\u060c \u0625\u0630\u0627 \u0643\u0627\u0646 \u062a\u064a\u0627\u0631 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645 \u0644\u0644\u063a\u0631\u0628 (\u0627\u0644\u064a\u0633\u0627\u0631) \u0648\u062a\u064a\u0627\u0631 \u0646\u0635\u0641 \u0627\u0644\u062d\u0644\u0642\u0629 \u064a\u062f\u0648\u0631 \u0645\u0639 \u0639\u0642\u0627\u0631\u0628 \u0627\u0644\u0633\u0627\u0639\u0629\u060c \u0645\u0627 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644\u064a\u0646 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u064a\u0646 \u0639\u0646\u062f \u0627\u0644\u0645\u0631\u0643\u0632 \u0627\u0644\u0645\u0634\u062a\u0631\u0643 P\u061f<br><svg viewBox='0 0 160 160' width='120' height='120' style='background:#0f172a; border-radius:8px; margin:10px auto; display:block;'><circle cx='80' cy='80' r='3' fill='#38bdf8'\/><path d='M 40 80 A 40 40 0 0 1 120 80' fill='none' stroke='#ef4444' stroke-width='3'\/><line x1='150' y1='120' x2='10' y2='120' stroke='#3b82f6' stroke-width='3'\/><text x='65' y='75' fill='#38bdf8' font-size='12'>P<\/text><\/svg>\",\"options\":[\"\u0643\u0644\u0627 \u0627\u0644\u0645\u062c\u0627\u0644\u064a\u0646 \u064a\u062a\u062c\u0647\u0627\u0646 \u0644\u062f\u0627\u062e\u0644 \u0627\u0644\u0635\u0641\u062d\u0629 (\u0639\u0645\u0648\u062f\u064a \u0644\u0644\u062f\u0627\u062e\u0644)\",\"\u0643\u0644\u0627 \u0627\u0644\u0645\u062c\u0627\u0644\u064a\u0646 \u064a\u062a\u062c\u0647\u0627\u0646 \u0644\u062e\u0627\u0631\u062c \u0627\u0644\u0635\u0641\u062d\u0629 (\u0639\u0645\u0648\u062f\u064a \u0644\u0644\u062e\u0627\u0631\u062c)\",\"\u0645\u062c\u0627\u0644 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645 \u0644\u0644\u062f\u0627\u062e\u0644 \u0648\u0645\u062c\u0627\u0644 \u0646\u0635\u0641 \u0627\u0644\u062d\u0644\u0642\u0629 \u0644\u0644\u062e\u0627\u0631\u062c\",\"\u0645\u062c\u0627\u0644 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645 \u0644\u0644\u062e\u0627\u0631\u062c \u0648\u0645\u062c\u0627\u0644 \u0646\u0635\u0641 \u0627\u0644\u062d\u0644\u0642\u0629 \u0644\u0644\u062f\u0627\u062e\u0644\"],\"correctAnswer\":\"\u0643\u0644\u0627 \u0627\u0644\u0645\u062c\u0627\u0644\u064a\u0646 \u064a\u062a\u062c\u0647\u0627\u0646 \u0644\u062f\u0627\u062e\u0644 \u0627\u0644\u0635\u0641\u062d\u0629 (\u0639\u0645\u0648\u062f\u064a \u0644\u0644\u062f\u0627\u062e\u0644)\",\"difficulty\":\"\u0635\u0639\u0628\",\"explanation\":\"\u0628\u062a\u0637\u0628\u064a\u0642 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0627\u0644\u0623\u0648\u0644\u0649 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0645\u0633\u062a\u0642\u064a\u0645 \u0627\u0644\u0633\u0641\u0644\u064a (\u0627\u0644\u062a\u064a\u0627\u0631 \u0644\u0644\u064a\u0633\u0627\u0631 \u0648\u0627\u0644\u0646\u0642\u0637\u0629 \u0641\u0648\u0642\u0647)\u060c \u064a\u0634\u064a\u0631 \u0627\u0644\u0645\u062c\u0627\u0644 \u0644\u0644\u062f\u0627\u062e\u0644. \u0648\u0628\u062a\u0637\u0628\u064a\u0642 \u0627\u0644\u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u062b\u0627\u0646\u064a\u0629 \u0639\u0644\u0649 \u0646\u0635\u0641 \u0627\u0644\u062d\u0644\u0642\u0629 \u0627\u0644\u0639\u0644\u0648\u064a\u0629 (\u0627\u0644\u062a\u064a\u0627\u0631 \u0645\u0639 \u0639\u0642\u0627\u0631\u0628 \u0627\u0644\u0633\u0627\u0639\u0629)\u060c \u064a\u0634\u064a\u0631 \u0627\u0644\u0645\u062c\u0627\u0644 \u0623\u064a\u0636\u0627\u064b \u0644\u0644\u062f\u0627\u062e\u0644. \u0644\u0630\u0644\u0643 \u0627\u0644\u0645\u062c\u0627\u0644\u064a\u0646 \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647 (\u0644\u0644\u062f\u0627\u062e\u0644).\"},{\"question\":\"\u0645\u0627 \u0647\u0648 \u062a\u0639\u0631\u064a\u0641 \u0627\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a (Solenoid)\u061f\",\"options\":[\"\u0633\u0644\u0643 \u0645\u0644\u0641\u0648\u0641 \u0639\u0644\u0649 \u0634\u0643\u0644 \u062d\u0644\u0642\u0627\u062a \u0645\u062a\u0631\u0627\u0635\u0629 \u0639\u0644\u0649 \u0633\u0637\u062d \u0623\u0633\u0637\u0648\u0627\u0646\u0629\",\"\u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0637\u0648\u064a\u0644 \u062c\u062f\u0627\u064b \u064a\u0645\u0631 \u0628\u0647 \u062a\u064a\u0627\u0631 \u0639\u0627\u0644\u064d \u062c\u062f\u0627\u064b\",\"\u062d\u0644\u0642\u0629 \u062f\u0627\u0626\u0631\u064a\u0629 \u0648\u0627\u062d\u062f\u0629 \u0646\u0635\u0641 \u0642\u0637\u0631\u0647\u0627 \u0643\u0628\u064a\u0631 \u062c\u062f\u0627\u064b\",\"\u0644\u0648\u062d\u0627\u0646 \u0645\u062a\u0648\u0627\u0632\u064a\u0627\u0646 \u062a\u0641\u0635\u0644\u0647\u0645\u0627 \u0645\u0627\u062f\u0629 \u0639\u0627\u0632\u0644\u0629\"],\"correctAnswer\":\"\u0633\u0644\u0643 \u0645\u0644\u0641\u0648\u0641 \u0639\u0644\u0649 \u0634\u0643\u0644 \u062d\u0644\u0642\u0627\u062a \u0645\u062a\u0631\u0627\u0635\u0629 \u0639\u0644\u0649 \u0633\u0637\u062d \u0623\u0633\u0637\u0648\u0627\u0646\u0629\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0627\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a \u0647\u0648 \u0633\u0644\u0643 \u0646\u062d\u0627\u0633\u064a \u0645\u0639\u0632\u0648\u0644 \u0645\u0644\u0641\u0648\u0641 \u0639\u0644\u0649 \u0634\u0643\u0644 \u062d\u0644\u0642\u0627\u062a \u0645\u062a\u0631\u0627\u0635\u0629 \u0641\u0648\u0642 \u0633\u0637\u062d \u0623\u0633\u0637\u0648\u0627\u0646\u064a\u060c \u0648\u064a\u062a\u0645\u064a\u0632 \u0628\u0642\u062f\u0631\u062a\u0647 \u0639\u0644\u0649 \u062a\u0648\u0644\u064a\u062f \u0645\u062c\u0627\u0644 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0645\u0646\u062a\u0638\u0645 \u0628\u062f\u0627\u062e\u0644\u0647.\"},{\"question\":\"\u0645\u0627 \u0647\u064a \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0644\u062d\u0633\u0627\u0628 \u0634\u062f\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u062f\u0627\u062e\u0644 \u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a \u0637\u0648\u064a\u0644 \u0641\u064a \u0645\u0646\u0637\u0642\u0629 \u0628\u0639\u064a\u062f\u0629 \u0639\u0646 \u0623\u0637\u0631\u0627\u0641\u0647\u061f\",\"options\":[\"B = \u03bc\u2080 N I \/ L\",\"B = \u03bc\u2080 N I \/ 2R\",\"B = \u03bc\u2080 I \/ 2\u03c0 L\",\"B = \u03bc\u2080 N I\u00b2 \/ L\"],\"correctAnswer\":\"B = \u03bc\u2080 N I \/ L\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0644\u062d\u0633\u0627\u0628 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u062f\u0627\u062e\u0644 \u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a \u0647\u064a: B = \u03bc\u2080 N I \/ L\u060c \u0648\u064a\u0645\u0643\u0646 \u0627\u0644\u062a\u0639\u0628\u064a\u0631 \u0639\u0646\u0647\u0627 \u0628\u062f\u0644\u0627\u0644\u0629 \u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0644\u0641\u0627\u062a (n = N\/L) \u0644\u062a\u0635\u0628\u062d: B = \u03bc\u2080 n I.\"},{\"question\":\"\u0645\u0627\u0630\u0627 \u064a\u0645\u062b\u0644 \u0627\u0644\u0631\u0645\u0632 n \u0641\u064a \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0644\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a: B = \u03bc\u2080 n I\u061f\",\"options\":[\"\u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0644\u0641\u0627\u062a (\u0639\u062f\u062f \u0627\u0644\u0644\u0641\u0627\u062a \u0641\u064a \u0627\u0644\u0645\u062a\u0631 \u0627\u0644\u0648\u0627\u062d\u062f)\",\"\u0639\u062f\u062f \u0627\u0644\u0644\u0641\u0627\u062a \u0627\u0644\u0643\u0644\u064a \u0644\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a\",\"\u0637\u0648\u0644 \u0627\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a \u0628\u0627\u0644\u0623\u0645\u062a\u0627\u0631\",\"\u0646\u0635\u0641 \u0642\u0637\u0631 \u0627\u0644\u0644\u0641\u0629 \u0627\u0644\u0648\u0627\u062d\u062f\u0629 \u0644\u0644\u0645\u0644\u0641\"],\"correctAnswer\":\"\u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0644\u0641\u0627\u062a (\u0639\u062f\u062f \u0627\u0644\u0644\u0641\u0627\u062a \u0641\u064a \u0627\u0644\u0645\u062a\u0631 \u0627\u0644\u0648\u0627\u062d\u062f)\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"n \u062a\u0645\u062b\u0644 \u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0644\u0641\u0627\u062a \u0648\u0647\u064a \u062a\u0633\u0627\u0648\u064a \u0639\u062f\u062f \u0627\u0644\u0644\u0641\u0627\u062a \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a \u0645\u0642\u0633\u0648\u0645\u0627\u064b \u0639\u0644\u0649 \u0637\u0648\u0644 \u0627\u0644\u0645\u0644\u0641 \u0627\u0644\u0643\u0644\u064a \u0628\u0627\u0644\u0627\u0645\u062a\u0627\u0631 (n = N\/L).\"},{\"question\":\"\u0643\u064a\u0641 \u064a\u0648\u0635\u0641 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u062f\u0627\u062e\u0644 \u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a \u0637\u0648\u064a\u0644 \u062c\u062f\u0627\u064b \u0648\u0645\u062b\u0627\u0644\u064a \u0628\u0639\u064a\u062f\u0627\u064b \u0639\u0646 \u0623\u0637\u0631\u0627\u0641\u0647\u061f\",\"options\":[\"\u0645\u062c\u0627\u0644 \u0645\u0646\u062a\u0638\u0645 (\u062b\u0627\u0628\u062a \u0641\u064a \u0627\u0644\u0645\u0642\u062f\u0627\u0631 \u0648\u0627\u0644\u0627\u062a\u062c\u0627\u0647)\",\"\u0645\u062c\u0627\u0644 \u0645\u062a\u063a\u064a\u0631 \u064a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0627\u0644\u0628\u0639\u062f \u0639\u0646 \u0645\u062d\u0648\u0631 \u0627\u0644\u0645\u0644\u0641\",\"\u0645\u062c\u0627\u0644 \u062f\u0627\u0626\u0631\u064a \u064a\u062f\u0648\u0631 \u062d\u0648\u0644 \u0627\u0644\u0645\u062d\u0648\u0631 \u0627\u0644\u0623\u0633\u0637\u0648\u0627\u0646\u064a \u0644\u0644\u0645\u0644\u0641\",\"\u0645\u062c\u0627\u0644 \u0645\u0646\u0639\u062f\u0645 \u062a\u0645\u0627\u0645\u0627\u064b \u0641\u064a \u062c\u0645\u064a\u0639 \u0627\u0644\u0646\u0642\u0627\u0637 \u0628\u0627\u0644\u062f\u0627\u062e\u0644\"],\"correctAnswer\":\"\u0645\u062c\u0627\u0644 \u0645\u0646\u062a\u0638\u0645 (\u062b\u0627\u0628\u062a \u0641\u064a \u0627\u0644\u0645\u0642\u062f\u0627\u0631 \u0648\u0627\u0644\u0627\u062a\u062c\u0627\u0647)\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0627\u0644\u0645\u062c\u0627\u0644 \u062f\u0627\u062e\u0644 \u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a \u0637\u0648\u064a\u0644 \u0648\u0645\u062b\u0627\u0644\u064a \u064a\u0643\u0648\u0646 \u0645\u0646\u062a\u0638\u0645\u0627\u064b\u060c \u0645\u0645\u0627 \u064a\u0639\u0646\u064a \u0623\u0646 \u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0645\u062a\u0648\u0627\u0632\u064a\u0629 \u0648\u062a\u062a\u0648\u0632\u0639 \u0628\u0627\u0646\u062a\u0638\u0627\u0645 \u0648\u0644\u0647\u0627 \u0646\u0641\u0633 \u0627\u0644\u0642\u064a\u0645\u0629 \u0648\u0627\u0644\u0627\u062a\u062c\u0627\u0647.\"},{\"question\":\"\u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a \u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0643\u062b\u0627\u0641\u0629 \u0644\u0641\u0627\u062a \u062a\u0633\u0627\u0648\u064a 1400 \u0644\u0641\u0629 \u0644\u0643\u0644 \u0645\u062a\u0631 (1400 m\u207b\u00b9) \u0648\u064a\u0645\u0631 \u0628\u0647 \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0634\u062f\u062a\u0647 7.4 A. \u0645\u0627 \u0634\u062f\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0645\u062a\u0648\u0644\u062f \u0628\u062f\u0627\u062e\u0644\u0647\u061f\",\"options\":[\"1.3 \u00d7 10\u207b\u00b2 T\",\"2.6 \u00d7 10\u207b\u00b2 T\",\"6.5 \u00d7 10\u207b\u00b3 T\",\"1.3 \u00d7 10\u207b\u2074 T\"],\"correctAnswer\":\"1.3 \u00d7 10\u207b\u00b2 T\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0646\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0635\u064a\u063a\u0629 B = \u03bc\u2080 n I. \u0628\u0627\u0644\u062a\u0639\u0648\u064a\u0636: B = (4\u03c0 \u00d7 10\u207b\u2077) \u00d7 1400 \u00d7 7.4 \u2248 0.013 T\u060c \u0648\u0647\u0648 \u0645\u0627 \u064a\u0639\u0627\u062f\u0644 1.3 \u00d7 10\u207b\u00b2 T.\"},{\"question\":\"\u0623\u064a \u0645\u0646 \u0627\u0644\u062a\u063a\u064a\u064a\u0631\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u0644\u0627 \u064a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0634\u062f\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0645\u062a\u0648\u0644\u062f \u062f\u0627\u062e\u0644 \u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a \u0645\u062b\u0627\u0644\u064a\u061f\",\"options\":[\"\u0632\u064a\u0627\u062f\u0629 \u0645\u0633\u0627\u062d\u0629 \u0645\u0642\u0637\u0639 \u0627\u0644\u0645\u0644\u0641 (\u0623\u0648 \u0642\u0637\u0631\u0647) \u0645\u0639 \u0628\u0642\u0627\u0621 \u0627\u0644\u062a\u064a\u0627\u0631 \u0648\u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0644\u0641\u0627\u062a \u062b\u0627\u0628\u062a\u064a\u0646\",\"\u0632\u064a\u0627\u062f\u0629 \u0634\u062f\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0627\u0631 \u0641\u064a \u0627\u0644\u0645\u0644\u0641\",\"\u0632\u064a\u0627\u062f\u0629 \u0639\u062f\u062f \u0627\u0644\u0644\u0641\u0627\u062a \u0644\u0643\u0644 \u0648\u062d\u062f\u0629 \u0637\u0648\u0644\",\"\u0648\u0636\u0639 \u0642\u0644\u0628 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0637\u0627\u0648\u0639 \u062f\u0627\u062e\u0644 \u062a\u062c\u0648\u064a\u0641 \u0627\u0644\u0645\u0644\u0641\"],\"correctAnswer\":\"\u0632\u064a\u0627\u062f\u0629 \u0645\u0633\u0627\u062d\u0629 \u0645\u0642\u0637\u0639 \u0627\u0644\u0645\u0644\u0641 (\u0623\u0648 \u0642\u0637\u0631\u0647) \u0645\u0639 \u0628\u0642\u0627\u0621 \u0627\u0644\u062a\u064a\u0627\u0631 \u0648\u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0644\u0641\u0627\u062a \u062b\u0627\u0628\u062a\u064a\u0646\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0644\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a \u0627\u0644\u0645\u062b\u0627\u0644\u064a B = \u03bc\u2080 n I \u0644\u0627 \u062a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u0642\u0637\u0639 \u0623\u0648 \u0646\u0635\u0641 \u0642\u0637\u0631 \u0627\u0644\u0645\u0644\u0641\u060c \u0648\u0628\u0627\u0644\u062a\u0627\u0644\u064a \u0644\u0627 \u062a\u062a\u0623\u062b\u0631 \u0634\u062f\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0628\u062a\u063a\u064a\u064a\u0631 \u0645\u0633\u0627\u062d\u0629 \u0645\u0642\u0637\u0639 \u0627\u0644\u0645\u0644\u0641 \u0637\u0627\u0644\u0645\u0627 \u0628\u0642\u064a\u062a n \u0648 I \u062b\u0627\u0628\u062a\u062a\u064a\u0646.\"},{\"question\":\"\u0645\u0627 \u0647\u064a \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0644\u062d\u0633\u0627\u0628 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u062a\u0628\u0627\u062f\u0644\u0629 \u0644\u0643\u0644 \u0648\u062d\u062f\u0629 \u0637\u0648\u0644 (F\/L) \u0628\u064a\u0646 \u0645\u0648\u0635\u0644\u064a\u0646 \u0645\u062a\u0648\u0627\u0632\u064a\u064a\u0646 \u0637\u0648\u064a\u0644\u064a\u0646 \u062a\u0641\u0635\u0644\u0647\u0645\u0627 \u0645\u0633\u0627\u0641\u0629 r \u0648\u064a\u062d\u0645\u0644\u0627\u0646 \u062a\u064a\u0627\u0631\u064a\u0646 I\u2081 \u0648 I\u2082\u061f\",\"options\":[\"F\/L = \u03bc\u2080 I\u2081 I\u2082 \/ 2\u03c0 r\",\"F\/L = \u03bc\u2080 I\u2081 I\u2082 \/ 2r\",\"F\/L = \u03bc\u2080 I\u2081 I\u2082 \/ 4\u03c0 r\u00b2\",\"F\/L = \u03bc\u2080 I\u2081 I\u2082 \/ 2\u03c0 r\u00b2\"],\"correctAnswer\":\"F\/L = \u03bc\u2080 I\u2081 I\u2082 \/ 2\u03c0 r\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0631\u064a\u0627\u0636\u064a\u0629 \u0644\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u062a\u0628\u0627\u062f\u0644\u0629 \u0644\u0643\u0644 \u0648\u062d\u062f\u0629 \u0637\u0648\u0644 \u0628\u064a\u0646 \u0645\u0648\u0635\u0644\u064a\u0646 \u0645\u062a\u0648\u0627\u0632\u064a\u064a\u0646 \u0647\u064a: F\/L = \u03bc\u2080 I\u2081 I\u2082 \/ 2\u03c0 r.\"},{\"question\":\"\u0625\u0630\u0627 \u0643\u0627\u0646 \u0633\u0644\u0643\u0627\u0646 \u0645\u062a\u0648\u0627\u0632\u064a\u0627\u0646 \u064a\u062d\u0645\u0644\u0627\u0646 \u062a\u064a\u0627\u0631\u064a\u0646 \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u064a\u0646 \u0641\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0646\u0641\u0633\u0647\u060c \u0641\u0645\u0627 \u0646\u0648\u0639 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u062a\u0628\u0627\u062f\u0644\u0629 \u0627\u0644\u0646\u0627\u0634\u0626\u0629 \u0628\u064a\u0646\u0647\u0645\u0627\u061f\",\"options\":[\"\u0642\u0648\u0629 \u062a\u062c\u0627\u0630\u0628\",\"\u0642\u0648\u0629 \u062a\u0646\u0627\u0641\u0631\",\"\u0644\u0627 \u062a\u0646\u0634\u0623 \u0628\u064a\u0646\u0647\u0645\u0627 \u0623\u064a \u0642\u0648\u0629 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629\",\"\u0642\u0648\u0629 \u062f\u0648\u0631\u0627\u0646\u064a\u0629 \u062a\u062c\u0639\u0644\u0647\u0645\u0627 \u064a\u0644\u062a\u0641\u0627\u0646 \u062d\u0648\u0644 \u0628\u0639\u0636\u0647\u0645\u0627\"],\"correctAnswer\":\"\u0642\u0648\u0629 \u062a\u062c\u0627\u0630\u0628\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0639\u0646\u062f\u0645\u0627 \u064a\u062a\u062f\u0641\u0642 \u0627\u0644\u062a\u064a\u0627\u0631\u0627\u0646 \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647\u060c \u062a\u0646\u0634\u0623 \u0628\u064a\u0646 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0642\u0648\u0629 \u062a\u062c\u0627\u0630\u0628 \u0645\u062a\u0628\u0627\u062f\u0644\u0629.\"},{\"question\":\"\u0639\u0646\u062f\u0645\u0627 \u064a\u062a\u062f\u0641\u0642 \u062a\u064a\u0627\u0631\u0627\u0646 \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0627\u0646 \u0641\u064a \u0627\u062a\u062c\u0627\u0647\u064a\u0646 \u0645\u062a\u0639\u0627\u0643\u0633\u064a\u0646 \u0641\u064a \u0633\u0644\u0643\u064a\u0646 \u0645\u062a\u0648\u0627\u0632\u064a\u064a\u0646\u060c \u0641\u0625\u0646 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u062a\u0628\u0627\u062f\u0644\u0629 \u0628\u064a\u0646\u0647\u0645\u0627 \u062a\u0643\u0648\u0646:\",\"options\":[\"\u0642\u0648\u0629 \u062a\u0646\u0627\u0641\u0631\",\"\u0642\u0648\u0629 \u062a\u062c\u0627\u0630\u0628\",\"\u062a\u062a\u0644\u0627\u0634\u0649 \u0627\u0644\u0642\u0648\u0629 \u062a\u0645\u0627\u0645\u0627\u064b\",\"\u062a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0642\u064a\u0645\u0629 \u0623\u062d\u062f \u0627\u0644\u062a\u064a\u0627\u0631\u064a\u0646 \u0641\u0642\u0637\"],\"correctAnswer\":\"\u0642\u0648\u0629 \u062a\u0646\u0627\u0641\u0631\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0627\u0644\u062a\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u062a\u0639\u0627\u0643\u0633\u0629 \u0641\u064a \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u064a\u064a\u0646 \u062a\u0648\u0644\u062f \u0642\u0648\u0629 \u062a\u0646\u0627\u0641\u0631 \u0645\u062a\u0628\u0627\u062f\u0644\u0629 \u062a\u062f\u0641\u0639 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0644\u0644\u062a\u0628\u0627\u0639\u062f.\"},{\"question\":\"\u0645\u0627 \u0647\u0648 \u0627\u0644\u062a\u0641\u0633\u064a\u0631 \u0627\u0644\u0645\u064a\u062f\u0627\u0646\u064a (\u0628\u062f\u0644\u0627\u0644\u0629 \u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644) \u0644\u0646\u0634\u0648\u0621 \u0642\u0648\u0629 \u062a\u062c\u0627\u0630\u0628 \u0628\u064a\u0646 \u0633\u0644\u0643\u064a\u0646 \u064a\u062d\u0645\u0644\u0627\u0646 \u062a\u064a\u0627\u0631\u0627\u064b \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647\u061f\",\"options\":[\"\u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u062d\u0635\u0644 \u062a\u062a\u0628\u0627\u0639\u062f \u0648\u062a\u0636\u0639\u0641 \u0628\u064a\u0646 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0648\u062a\u062a\u0643\u0627\u062b\u0641 \u0628\u0627\u0644\u062e\u0627\u0631\u062c\u060c \u0641\u062a\u062f\u0641\u0639 \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0644\u0644\u062f\u0627\u062e\u0644\",\"\u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u062a\u062a\u0632\u0627\u062d\u0645 \u0648\u062a\u0635\u0628\u062d \u0642\u0648\u064a\u0629 \u062c\u062f\u0627\u064b \u0628\u064a\u0646 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0641\u062a\u062f\u0641\u0639 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0644\u0628\u0639\u0636\u0647\u0645\u0627\",\"\u062a\u0644\u0627\u0634\u064a \u0627\u0644\u0645\u062c\u0627\u0644 \u062a\u0645\u0627\u0645\u0627\u064b \u062e\u0627\u0631\u062c \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0648\u062a\u0631\u0643\u0632\u0647 \u0641\u064a \u0627\u0644\u0646\u0642\u0637\u0629 \u0627\u0644\u0648\u0633\u0637\u0649 \u0641\u0642\u0637\",\"\u0627\u0644\u0634\u062d\u0646\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0633\u0627\u0643\u0646\u0629 \u0639\u0644\u0649 \u0623\u0633\u0637\u062d \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0647\u064a \u0627\u0644\u062a\u064a \u062a\u0633\u0628\u0628 \u0647\u0630\u0627 \u0627\u0644\u062a\u062c\u0627\u0630\u0628\"],\"correctAnswer\":\"\u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u062d\u0635\u0644 \u062a\u062a\u0628\u0627\u0639\u062f \u0648\u062a\u0636\u0639\u0641 \u0628\u064a\u0646 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0648\u062a\u062a\u0643\u0627\u062b\u0641 \u0628\u0627\u0644\u062e\u0627\u0631\u062c\u060c \u0641\u062a\u062f\u0641\u0639 \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0644\u0644\u062f\u0627\u062e\u0644\",\"difficulty\":\"\u0635\u0639\u0628\",\"explanation\":\"\u0628\u064a\u0646 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u064a\u0643\u0648\u0646 \u0627\u0644\u0645\u062c\u0627\u0644\u0627\u0646 \u0645\u062a\u0639\u0627\u0643\u0633\u064a\u0646 \u0641\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0641\u064a\u0636\u0639\u0641 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u062d\u0635\u0644 \u0647\u0646\u0627\u0643\u060c \u0628\u064a\u0646\u0645\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u0645\u062c\u0627\u0644 \u0641\u064a \u0627\u0644\u062e\u0627\u0631\u062c \u0642\u0648\u064a\u0627\u064b \u0648\u0645\u062a\u0643\u0627\u062b\u0641\u0627\u064b\u060c \u0645\u0645\u0627 \u064a\u0648\u0644\u062f \u0642\u0648\u0629 \u062a\u062f\u0641\u0639 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0646\u062d\u0648 \u0627\u0644\u062f\u0627\u062e\u0644 (\u0627\u0644\u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0623\u0636\u0639\u0641) \u0641\u064a\u062a\u062c\u0627\u0630\u0628\u0627\u0646.\"},{\"question\":\"\u0645\u0648\u0635\u0644\u0627\u0646 \u0645\u062a\u0648\u0627\u0632\u064a\u0627\u0646 \u064a\u062d\u0645\u0644\u0627\u0646 \u062a\u064a\u0627\u0631\u064a\u0646 I\u2081 = 10 A \u0648 I\u2082 = 20 A \u0648\u0627\u0644\u0645\u0633\u0627\u0641\u0629 \u0628\u064a\u0646\u0647\u0645\u0627 0.1 m. \u0645\u0627 \u0645\u0642\u062f\u0627\u0631 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0627\u0644\u0645\u062a\u0628\u0627\u062f\u0644\u0629 \u0644\u0643\u0644 \u0648\u062d\u062f\u0629 \u0637\u0648\u0644 \u0628\u064a\u0646\u0647\u0645\u0627\u061f\",\"options\":[\"4.0 \u00d7 10\u207b\u2074 N\/m\",\"2.0 \u00d7 10\u207b\u2074 N\/m\",\"8.0 \u00d7 10\u207b\u2074 N\/m\",\"1.0 \u00d7 10\u207b\u2074 N\/m\"],\"correctAnswer\":\"4.0 \u00d7 10\u207b\u2074 N\/m\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0646\u0637\u0628\u0642 \u0627\u0644\u0642\u0627\u0646\u0648\u0646: F\/L = \u03bc\u2080 I\u2081 I\u2082 \/ 2\u03c0 r = (4\u03c0 \u00d7 10\u207b\u2077 \u00d7 10 \u00d7 20) \/ (2\u03c0 \u00d7 0.1) = 2 \u00d7 10\u207b\u2077 \u00d7 200 \/ 0.1 = 4.0 \u00d7 10\u207b\u2074 N\/m.\"},{\"question\":\"\u0641\u064a \u062a\u062c\u0631\u0628\u0629 \u0627\u062a\u0632\u0627\u0646 \u0633\u0644\u0643\u064a\u0646 \u0645\u062a\u0648\u0627\u0632\u064a\u064a\u0646 (\u0645\u062b\u0627\u0644 13)\u060c \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0642\u0648\u0629 \u0627\u0644\u062c\u0627\u0630\u0628\u064a\u0629 \u0627\u0644\u0623\u0631\u0636\u064a\u0629 \u0644\u0643\u0644 \u0648\u062d\u062f\u0629 \u0637\u0648\u0644 \u062a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0633\u0641\u0644\u064a \u0644\u0644\u0623\u0633\u0641\u0644 \u0648\u062a\u0633\u0627\u0648\u064a 0.2 N\/m\u060c \u0641\u0643\u064a\u0641 \u064a\u062c\u0628 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0648\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062a\u064a\u0627\u0631\u064a\u0646 \u0644\u064a\u062d\u062f\u062b \u0627\u0644\u0627\u062a\u0632\u0627\u0646\u061f\",\"options\":[\"\u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0644\u0644\u0623\u0639\u0644\u0649\u060c \u0648\u062a\u064a\u0627\u0631\u0627 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0645\u062a\u0639\u0627\u0643\u0633\u0627\u0646 \u0644\u0625\u062d\u062f\u0627\u062b \u0627\u0644\u062a\u0646\u0627\u0641\u0631\",\"\u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0644\u0644\u0623\u0633\u0641\u0644\u060c \u0648\u062a\u064a\u0627\u0631\u0627 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0645\u062a\u0639\u0627\u0643\u0633\u0627\u0646 \u0644\u0625\u062d\u062f\u0627\u062b \u0627\u0644\u062a\u0646\u0627\u0641\u0631\",\"\u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0644\u0644\u0623\u0639\u0644\u0649\u060c \u0648\u062a\u064a\u0627\u0631\u0627 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0644\u0625\u062d\u062f\u0627\u062b \u0627\u0644\u062a\u062c\u0627\u0630\u0628\",\"\u0627\u0644\u0627\u062a\u0632\u0627\u0646 \u0644\u0627 \u064a\u062a\u0637\u0644\u0628 \u0642\u0648\u0629 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0623\u0635\u0644\u0627\u064b \u0628\u0644 \u064a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0646\u0641\u0627\u0630\u064a\u0629 \u0627\u0644\u0648\u0633\u0637 \u0641\u0642\u0637\"],\"correctAnswer\":\"\u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0644\u0644\u0623\u0639\u0644\u0649\u060c \u0648\u062a\u064a\u0627\u0631\u0627 \u0627\u0644\u0633\u0644\u0643\u064a\u0646 \u0645\u062a\u0639\u0627\u0643\u0633\u0627\u0646 \u0644\u0625\u062d\u062f\u0627\u062b \u0627\u0644\u062a\u0646\u0627\u0641\u0631\",\"difficulty\":\"\u0635\u0639\u0628\",\"explanation\":\"\u0644\u0643\u064a \u064a\u062a\u0632\u0646 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0633\u0641\u0644\u064a\u060c \u064a\u062c\u0628 \u0623\u0646 \u062a\u0624\u062b\u0631 \u0639\u0644\u064a\u0647 \u0642\u0648\u0629 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0644\u0644\u0623\u0639\u0644\u0649 \u0644\u062a\u0648\u0627\u0632\u0646 \u0642\u0648\u0629 \u0627\u0644\u0648\u0632\u0646 (\u0644\u0644\u0623\u0633\u0641\u0644). \u0648\u0628\u0645\u0627 \u0623\u0646 \u0627\u0644\u0633\u0644\u0643 \u064a\u0642\u0639 \u0628\u0627\u0644\u0623\u0633\u0641\u0644\u060c \u0641\u0625\u0646 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0642\u0648\u0629 \u0644\u0644\u0623\u0639\u0644\u0649 \u064a\u0639\u0646\u064a \u062f\u0641\u0639\u0647 \u0628\u0639\u064a\u062f\u0627\u064b \u0639\u0646 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0639\u0644\u0648\u064a (\u0642\u0648\u0629 \u062a\u0646\u0627\u0641\u0631)\u060c \u0648\u0647\u0630\u0627 \u064a\u062a\u0637\u0644\u0628 \u062a\u064a\u0627\u0631\u064a\u0646 \u0645\u062a\u0639\u0627\u0643\u0633\u064a\u0646.\"},{\"question\":\"\u0645\u0627 \u0647\u0648 \u0627\u0644\u062a\u0641\u0633\u064a\u0631 \u0627\u0644\u0645\u064a\u0643\u0631\u0648\u064a (\u0627\u0644\u0630\u0631\u064a) \u0644\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629 \u0641\u064a \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u062f\u0627\u0626\u0645\u0629\u061f\",\"options\":[\"\u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u062f\u0627\u0631\u064a\u0629 \u0644\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u062d\u0648\u0644 \u0627\u0644\u0646\u0648\u0627\u0629 \u0648\u062d\u0631\u0643\u062a\u0647\u0627 \u0627\u0644\u0645\u063a\u0632\u0644\u064a\u0629 (Spin)\",\"\u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0627\u0647\u062a\u0632\u0627\u0632\u064a\u0629 \u0644\u0644\u0628\u0631\u0648\u062a\u0648\u0646\u0627\u062a \u062f\u0627\u062e\u0644 \u0627\u0644\u0646\u0648\u0627\u0629\",\"\u0633\u0631\u064a\u0627\u0646 \u0634\u062d\u0646\u0627\u062a \u062d\u0631\u0629 \u0641\u064a \u0645\u0633\u0627\u0631\u0627\u062a \u062e\u0637\u064a\u0629 \u0637\u0648\u064a\u0644\u0629 \u062c\u062f\u0627\u064b \u062f\u0627\u062e\u0644 \u0627\u0644\u0630\u0631\u0629\",\"\u0648\u062c\u0648\u062f \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a \u062e\u0627\u0631\u062c\u064a \u0642\u0627\u062f\u0645 \u0645\u0646 \u0627\u0644\u063a\u0644\u0627\u0641 \u0627\u0644\u062c\u0648\u064a \u0644\u0644\u0623\u0631\u0636\"],\"correctAnswer\":\"\u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u062f\u0627\u0631\u064a\u0629 \u0644\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u062d\u0648\u0644 \u0627\u0644\u0646\u0648\u0627\u0629 \u0648\u062d\u0631\u0643\u062a\u0647\u0627 \u0627\u0644\u0645\u063a\u0632\u0644\u064a\u0629 (Spin)\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u062a\u0646\u0634\u0623 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629 \u0645\u0646 \u062d\u0631\u0643\u0629 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a\u061b \u0641\u062f\u0648\u0631\u0627\u0646 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u062d\u0648\u0644 \u0627\u0644\u0646\u0648\u0627\u0629 \u064a\u0645\u062b\u0644 \u062a\u064a\u0627\u0631\u0627\u064b \u062f\u0627\u0626\u0631\u064a\u0627\u064b \u0635\u063a\u064a\u0631\u0627\u064b\u060c \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u062d\u0631\u0643\u062a\u0647\u0627 \u0627\u0644\u0645\u063a\u0632\u0644\u064a\u0629 (Spin) \u062d\u0648\u0644 \u0646\u0641\u0633\u0647\u0627\u060c \u0648\u0643\u0644\u062a\u0627 \u0627\u0644\u062d\u0631\u0643\u062a\u064a\u0646 \u062a\u0648\u0644\u062f\u0627\u0646 \u0645\u062c\u0627\u0644\u0627\u062a \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0645\u062c\u0647\u0631\u064a\u0629.\"},{\"question\":\"\u0645\u0627 \u0627\u0644\u0630\u064a \u064a\u0645\u064a\u0632 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0627\u0644\u062d\u062f\u064a\u062f\u064a\u0629 (Ferromagnetic) \u0645\u062b\u0644 \u0627\u0644\u062d\u062f\u064a\u062f \u0648\u0627\u0644\u0643\u0648\u0628\u0627\u0644\u062a \u0648\u0627\u0644\u0646\u064a\u0643\u0644 \u0639\u0646 \u0628\u0627\u0642\u064a \u0627\u0644\u0645\u0648\u0627\u062f\u061f\",\"options\":[\"\u0648\u062c\u0648\u062f \u0645\u0646\u0627\u0637\u0642 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 (Domains) \u062a\u062d\u062a\u0648\u064a \u0645\u0644\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0630\u0631\u0627\u062a \u0627\u0644\u0645\u0635\u0637\u0641\u0629 \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647\",\"\u0627\u0646\u0639\u062f\u0627\u0645 \u0627\u0644\u062d\u0631\u0643\u0627\u062a \u0627\u0644\u0645\u063a\u0632\u0644\u064a\u0629 \u0644\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0641\u064a\u0647\u0627 \u062a\u0645\u0627\u0645\u0627\u064b\",\"\u0623\u0646 \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a\u0647\u0627 \u062a\u062a\u062d\u0631\u0643 \u062f\u0627\u0626\u0645\u0627\u064b \u0628\u0634\u0643\u0644 \u0645\u0648\u0627\u0632\u064d \u0644\u0644\u0645\u062c\u0627\u0644\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629\",\"\u0623\u0646\u0647\u0627 \u062a\u0635\u062f\u0631 \u062a\u064a\u0627\u0631\u0627\u064b \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0627\u064b \u0645\u0633\u062a\u0645\u0631\u0627\u064b \u062a\u0644\u0642\u0627\u0626\u064a\u0627\u064b \u062f\u0648\u0646 \u0623\u064a \u0645\u0635\u062f\u0631 \u0637\u0627\u0642\u0629\"],\"correctAnswer\":\"\u0648\u062c\u0648\u062f \u0645\u0646\u0627\u0637\u0642 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 (Domains) \u062a\u062d\u062a\u0648\u064a \u0645\u0644\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0630\u0631\u0627\u062a \u0627\u0644\u0645\u0635\u0637\u0641\u0629 \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647\",\"difficulty\":\"\u0645\u062a\u0648\u0633\u0637\",\"explanation\":\"\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0627\u0644\u062d\u062f\u064a\u062f\u064a\u0629 \u062a\u062a\u0645\u064a\u0632 \u0628\u0648\u062c\u0648\u062f \u0645\u0627 \u064a\u064f\u0633\u0645\u0649 \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 (Domains)\u060c \u0648\u0647\u064a \u0645\u0646\u0627\u0637\u0642 \u0645\u062c\u0647\u0631\u064a\u0629 \u062a\u0635\u0637\u0641 \u0641\u064a\u0647\u0627 \u0627\u0644\u0645\u063a\u0627\u0646\u0637 \u0627\u0644\u0630\u0631\u064a\u0629 \u0644\u0645\u0644\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0630\u0631\u0627\u062a \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647.\"},{\"question\":\"\u0644\u0645\u0627\u0630\u0627 \u0644\u0627 \u064a\u0628\u062f\u064a \u0645\u0633\u0645\u0627\u0631 \u062d\u062f\u064a\u062f\u064a \u063a\u064a\u0631 \u0645\u0645\u063a\u0646\u0637 \u0645\u062c\u0627\u0644\u0627\u064b \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0627\u064b \u0638\u0627\u0647\u0631\u0627\u064b \u0648\u0645\u062d\u0633\u0648\u0633\u0627\u064b \u0639\u0644\u0649 \u0627\u0644\u0631\u063a\u0645 \u0645\u0646 \u0643\u0648\u0646\u0647 \u0645\u0627\u062f\u0629 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u062d\u062f\u064a\u062f\u064a\u0629\u061f\",\"options\":[\"\u0644\u0623\u0646 \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0641\u064a\u0647 \u0645\u0648\u062c\u0647\u0629 \u0628\u0634\u0643\u0644 \u0639\u0634\u0648\u0627\u0626\u064a \u0641\u064a\u0644\u063a\u064a \u0628\u0639\u0636\u0647\u0627 \u0628\u0639\u0636\u0627\u064b\",\"\u0644\u0623\u0646 \u0627\u0644\u0645\u0633\u0645\u0627\u0631 \u0644\u0627 \u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u0627\u062a \u0644\u0647\u0627 \u062d\u0631\u0643\u0629 \u0645\u063a\u0632\u0644\u064a\u0629\",\"\u0628\u0633\u0628\u0628 \u062a\u0623\u062b\u064a\u0631 \u0627\u0644\u062c\u0627\u0630\u0628\u064a\u0629 \u0627\u0644\u0623\u0631\u0636\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u0644\u063a\u064a \u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0628\u0627\u0644\u0643\u0627\u0645\u0644\",\"\u0644\u0623\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u064a\u0641\u0642\u062f \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u062a\u0647 \u0628\u0645\u062c\u0631\u062f \u0645\u0644\u0627\u0645\u0633\u062a\u0647 \u0644\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u062c\u0648\u064a\"],\"correctAnswer\":\"\u0644\u0623\u0646 \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0641\u064a\u0647 \u0645\u0648\u062c\u0647\u0629 \u0628\u0634\u0643\u0644 \u0639\u0634\u0648\u0627\u0626\u064a \u0641\u064a\u0644\u063a\u064a \u0628\u0639\u0636\u0647\u0627 \u0628\u0639\u0636\u0627\u064b\",\"difficulty\":\"\u0633\u0647\u0644\",\"explanation\":\"\u0641\u064a \u0627\u0644\u0645\u0633\u0645\u0627\u0631 \u0627\u0644\u062d\u062f\u064a\u062f\u064a \u063a\u064a\u0631 \u0627\u0644\u0645\u0645\u063a\u0646\u0637\u060c \u062a\u0643\u0648\u0646 \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0645\u0648\u062c\u0647\u0629 \u0639\u0634\u0648\u0627\u0626\u064a\u0627\u064b \u0641\u064a \u062c\u0645\u064a\u0639 \u0627\u0644\u0627\u062a\u062c\u0627\u0647\u0627\u062a\u060c \u0645\u0645\u0627 \u064a\u062c\u0639\u0644 \u0627\u0644\u062a\u0623\u062b\u064a\u0631\u0627\u062a \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u062a\u0644\u063a\u064a \u0628\u0639\u0636\u0647\u0627 \u0648\u0627\u0644\u0645\u062d\u0635\u0644\u0629 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629 \u0635\u0641\u0631\u0627\u064b.\"},{\"question\":\"\u062a\u0623\u0645\u0644 \u0627\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a \u0627\u0644\u0645\u0628\u064a\u0646 \u0641\u064a \u0627\u0644\u0631\u0633\u0645 \u0623\u062f\u0646\u0627\u0647. \u0639\u0646\u062f \u0645\u0631\u0648\u0631 \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a \u064a\u0644\u062a\u0641 \u0644\u0644\u0623\u0639\u0644\u0649 \u0641\u064a \u0627\u0644\u0644\u0641\u0627\u062a \u0627\u0644\u0642\u0631\u064a\u0628\u0629 (\u0628\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0633\u0647\u0645)\u060c \u0623\u064a \u0637\u0631\u0641\u064a \u0627\u0644\u0645\u0644\u0641 \u064a\u0645\u062b\u0644 \u0627\u0644\u0642\u0637\u0628 \u0627\u0644\u0634\u0645\u0627\u0644\u064a (N)\u061f<br><svg viewBox='0 0 160 100' width='160' height='100' style='background:#0f172a; border-radius:8px; margin:10px auto; display:block;'><path d='M 20 50 C 25 20, 35 20, 40 50 C 45 80, 55 80, 60 50 C 65 20, 75 20, 80 50 C 85 80, 95 80, 100 50 C 105 20, 115 20, 120 50' fill='none' stroke='#10b981' stroke-width='3'\/><line x1='10' y1='50' x2='20' y2='50' stroke='#38bdf8' stroke-width='2'\/><line x1='120' y1='50' x2='150' y2='50' stroke='#38bdf8' stroke-width='2'\/><text x='15' y='40' fill='#38bdf8' font-size='10'>A<\/text><text x='135' y='40' fill='#38bdf8' font-size='10'>B<\/text><\/svg>\",\"options\":[\"\u0627\u0644\u0637\u0631\u0641 \u0627\u0644\u0623\u064a\u0645\u0646 (B)\",\"\u0627\u0644\u0637\u0631\u0641 \u0627\u0644\u0623\u064a\u0633\u0631 (A)\",\"\u0645\u0646\u062a\u0635\u0641 \u0627\u0644\u0645\u0644\u0641 \u062a\u0645\u0627\u0645\u0627\u064b\",\"\u0644\u0627 \u062a\u062a\u0643\u0648\u0646 \u0623\u0642\u0637\u0627\u0628 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0644\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a\"],\"correctAnswer\":\"\u0627\u0644\u0637\u0631\u0641 \u0627\u0644\u0623\u064a\u0645\u0646 (B)\",\"difficulty\":\"\u0635\u0639\u0628\",\"explanation\":\"\u0628\u062a\u0637\u0628\u064a\u0642 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0644\u0644\u0645\u0644\u0641\u0627\u062a: \u0639\u0646\u062f\u0645\u0627 \u062a\u0644\u062a\u0641 \u0623\u0635\u0627\u0628\u0639 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0644\u0644\u0623\u0639\u0644\u0649 \u0645\u0639 \u0627\u062a\u062c\u0627\u0647 \u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0644\u0642\u0627\u062a\u060c \u064a\u0634\u064a\u0631 \u0627\u0644\u0625\u0628\u0647\u0627\u0645 \u0646\u062d\u0648 \u0627\u0644\u064a\u0645\u064a\u0646 (B). \u0648\u0628\u0627\u0644\u062a\u0627\u0644\u064a \u064a\u0645\u062b\u0644 \u0627\u0644\u0637\u0631\u0641 \u0627\u0644\u0623\u064a\u0645\u0646 \u0627\u0644\u0642\u0637\u0628 \u0627\u0644\u0634\u0645\u0627\u0644\u064a \u0644\u0644\u0645\u0644\u0641 \u0627\u0644\u0644\u0648\u0644\u0628\u064a.\"},{\"question\":\"\u0633\u0644\u0643\u0627\u0646 \u0645\u062a\u0648\u0627\u0632\u064a\u0627\u0646 \u0637\u0648\u064a\u0644\u0627\u0646 \u062a\u0641\u0635\u0644\u0647\u0645\u0627 \u0645\u0633\u0627\u0641\u0629 2d. \u064a\u0645\u0631 \u0641\u064a \u0627\u0644\u0623\u0648\u0644 \u062a\u064a\u0627\u0631 I \u0644\u0644\u062f\u0627\u062e\u0644 \u0648\u0641\u064a \u0627\u0644\u062b\u0627\u0646\u064a \u062a\u064a\u0627\u0631 I \u0644\u0644\u062e\u0627\u0631\u062c. \u0645\u0627 \u0642\u064a\u0645\u0629 \u0648\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0645\u062d\u0635\u0644 \u0639\u0646\u062f \u0646\u0642\u0637\u0629 \u062a\u0642\u0639 \u0641\u064a \u0645\u0646\u062a\u0635\u0641 \u0627\u0644\u0645\u0633\u0627\u0641\u0629 \u062a\u0645\u0627\u0645\u0627\u064b \u0628\u064a\u0646\u0647\u0645\u0627\u061f\",\"options\":[\"\u0627\u0644\u0645\u062c\u0627\u0644\u0627\u0646 \u064a\u062c\u0645\u0639\u0627\u0646 \u0627\u062a\u062c\u0627\u0647\u064a\u0627\u064b \u0644\u0623\u0646\u0647\u0645\u0627 \u064a\u0634\u064a\u0631\u0627\u0646 \u0625\u0644\u0649 \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0641\u064a \u0627\u0644\u0645\u0646\u062a\u0635\u0641\",\"\u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u062d\u0635\u0644 \u064a\u0633\u0627\u0648\u064a \u0635\u0641\u0631\u0627\u064b \u0644\u0623\u0646 \u0627\u0644\u0645\u062c\u0627\u0644\u064a\u0646 \u0645\u062a\u0633\u0627\u0648\u064a\u0627\u0646 \u0648\u0645\u062a\u0639\u0627\u0643\u0633\u0627\u0646\",\"\u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u062d\u0635\u0644 \u064a\u0633\u0627\u0648\u064a \u0642\u064a\u0645\u0629 \u0645\u062c\u0627\u0644 \u0633\u0644\u0643 \u0648\u0627\u062d\u062f \u0641\u0642\u0637 \u0644\u0623\u0646 \u0627\u0644\u0622\u062e\u0631 \u064a\u062a\u0644\u0627\u0634\u0649 \u0628\u0627\u0644\u0645\u0633\u0627\u0641\u0629\",\"\u0627\u0644\u0645\u062c\u0627\u0644\u0627\u0646 \u064a\u0637\u0631\u062d\u0627\u0646 \u0648\u064a\u0643\u0648\u0646 \u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0645\u062d\u0635\u0644\u0629 \u0645\u0639 \u0627\u062a\u062c\u0627\u0647 \u062a\u064a\u0627\u0631 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0623\u0643\u0628\u0631\"],\"correctAnswer\":\"\u0627\u0644\u0645\u062c\u0627\u0644\u0627\u0646 \u064a\u062c\u0645\u0639\u0627\u0646 \u0627\u062a\u062c\u0627\u0647\u064a\u0627\u064b \u0644\u0623\u0646\u0647\u0645\u0627 \u064a\u0634\u064a\u0631\u0627\u0646 \u0625\u0644\u0649 \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647 \u0641\u064a \u0627\u0644\u0645\u0646\u062a\u0635\u0641\",\"difficulty\":\"\u0635\u0639\u0628\",\"explanation\":\"\u0628\u062a\u0637\u0628\u064a\u0642 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u064a\u062f \u0627\u0644\u064a\u0645\u0646\u0649 \u0627\u0644\u0623\u0648\u0644\u0649 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0623\u0648\u0644 (\u062a\u064a\u0627\u0631\u0647 \u0644\u0644\u062f\u0627\u062e\u0644)\u060c \u064a\u062f\u0648\u0631 \u0645\u062c\u0627\u0644\u0647 \u0645\u0639 \u0639\u0642\u0627\u0631\u0628 \u0627\u0644\u0633\u0627\u0639\u0629 \u0641\u064a\u0643\u0648\u0646 \u0644\u0644\u0623\u0633\u0641\u0644 \u0641\u064a \u0627\u0644\u0645\u0646\u062a\u0635\u0641. \u0648\u0628\u062a\u0637\u0628\u064a\u0642\u0647\u0627 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u062b\u0627\u0646\u064a (\u062a\u064a\u0627\u0631\u0647 \u0644\u0644\u062e\u0627\u0631\u062c)\u060c \u064a\u062f\u0648\u0631 \u0645\u062c\u0627\u0644\u0647 \u0639\u0643\u0633 \u0639\u0642\u0627\u0631\u0628 \u0627\u0644\u0633\u0627\u0639\u0629 \u0641\u064a\u0643\u0648\u0646 \u0644\u0644\u0623\u0633\u0641\u0644 \u0623\u064a\u0636\u0627\u064b \u0641\u064a \u0627\u0644\u0645\u0646\u062a\u0635\u0641. \u0628\u0645\u0627 \u0623\u0646\u0647\u0645\u0627 \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0627\u062a\u062c\u0627\u0647\u060c \u064a\u062a\u0645 \u062c\u0645\u0639\u0647\u0645\u0627 \u0648\u0644\u0627 \u064a\u0646\u0639\u062f\u0645\u0627\u0646.\"}];\n\n const totalQuestions = quizData.length;\n let userAnswers = new Array(totalQuestions).fill(\"\");\n let currentIndex = 0;\n let isSubmitted = false;\n\n const dynamicArea = document.getElementById(\"dynamic-question-area\");\n const currentQSpan = document.getElementById(\"current-q-num\");\n const totalQSpan = document.getElementById(\"total-q-count\");\n const difficultyBadge = document.getElementById(\"difficulty-badge\");\n const answeredCountSpan = document.getElementById(\"answered-count\");\n const progressPercentSpan = document.getElementById(\"progress-percent\");\n const progressBar = document.getElementById(\"progress-bar\");\n const resultPanel = document.getElementById(\"result-panel\");\n const finalScoreSpan = document.getElementById(\"final-score-text\");\n const resultMsgSpan = document.getElementById(\"result-message\");\n\n const firstBtn = document.getElementById(\"first-btn\");\n const prevBtn = document.getElementById(\"prev-btn\");\n const nextBtn = document.getElementById(\"next-btn\");\n const lastBtn = document.getElementById(\"last-btn\");\n const submitBtn = document.getElementById(\"submit-final-btn\");\n const resetBtn = document.getElementById(\"reset-exam-btn\");\n\n totalQSpan.textContent = totalQuestions;\n\n function updateProgressStats() {\n const answered = userAnswers.filter(a => a !== \"\").length;\n answeredCountSpan.textContent = answered;\n const percent = Math.round((answered \/ totalQuestions) * 100);\n progressPercentSpan.textContent = `${percent}%`;\n progressBar.style.width = `${percent}%`;\n }\n\n function saveCurrentSelected() {\n const selectedRadio = document.querySelector(`input[name=\"current-question-radio\"]:checked`);\n if (selectedRadio) {\n userAnswers[currentIndex] = selectedRadio.value;\n }\n updateProgressStats();\n }\n\n function escapeHtml(str) {\n if(!str) return \"\";\n return str.replace(\/[&<>]\/g, function(m) {\n if (m === '&') return '&';\n if (m === '<') return '<';\n if (m === '>') return '>';\n return m;\n });\n }\n\n function renderCurrentQuestion() {\n const q = quizData[currentIndex];\n const selectedAns = userAnswers[currentIndex];\n const isCorrectMode = isSubmitted;\n let optionsHtml = \"\";\n q.options.forEach((opt, idx) => {\n const isSelected = (selectedAns === opt);\n let additionalClasses = \"\";\n let disabledAttr = isCorrectMode ? \"disabled\" : \"\";\n let radioChecked = isSelected ? \"checked\" : \"\";\n if (isCorrectMode) {\n const isCorrectAnswer = (opt === q.correctAnswer);\n if (isCorrectAnswer) additionalClasses = \"correct-highlight\";\n else if (isSelected && !isCorrectAnswer) additionalClasses = \"incorrect-highlight\";\n }\n optionsHtml += `\n <div class=\"option-btn ${additionalClasses} ${isCorrectMode ? 'disabled-opt' : ''}\">\n <input type=\"radio\" name=\"current-question-radio\" value=\"${escapeHtml(opt)}\" id=\"opt_${idx}\" ${radioChecked} ${disabledAttr} class=\"option-radio\">\n <label for=\"opt_${idx}\" class=\"option-text cursor-pointer flex-1\">${opt}<\/label>\n <\/div>\n `;\n });\n let explanationHtml = \"\";\n if (isCorrectMode) {\n explanationHtml = `<div class=\"explanation-box\"><span class=\"font-bold text-indigo-300\">📖 \u0627\u0644\u062a\u0648\u0636\u064a\u062d:<\/span><br>${escapeHtml(q.explanation || \"\u0627\u0644\u0625\u062c\u0627\u0628\u0629 \u0627\u0644\u0635\u062d\u064a\u062d\u0629: \" + q.correctAnswer)}<\/div>`;\n }\n const difficultyColor = q.difficulty === '\u0633\u0647\u0644' ? 'text-green-300' : q.difficulty === '\u0645\u062a\u0648\u0633\u0637' ? 'text-yellow-300' : 'text-rose-300';\n const fullHtml = `\n <div class=\"mb-2\">\n <div class=\"flex justify-between items-start flex-wrap gap-2\">\n <h2 class=\"text-xl md:text-2xl font-semibold text-white leading-tight\">${q.question}<\/h2>\n <span class=\"badge-difficulty ${difficultyColor} border border-white\/20\">⭐ ${q.difficulty || '\u0645\u062a\u0648\u0633\u0637'}<\/span>\n <\/div>\n <\/div>\n <div class=\"mt-4 space-y-2\">${optionsHtml}<\/div>\n ${explanationHtml}\n `;\n dynamicArea.innerHTML = fullHtml;\n if (!isCorrectMode) {\n const radioInputs = document.querySelectorAll(`input[name=\"current-question-radio\"]`);\n radioInputs.forEach(radio => {\n radio.addEventListener(\"change\", () => {\n userAnswers[currentIndex] = radio.value;\n updateProgressStats();\n });\n });\n }\n currentQSpan.textContent = currentIndex + 1;\n difficultyBadge.innerHTML = `<span class=\"text-indigo-200\">\u0627\u0644\u0635\u0639\u0648\u0628\u0629:<\/span> <strong class=\"${difficultyColor}\">${q.difficulty || '\u0645\u062a\u0648\u0633\u0637'}<\/strong>`;\n updateProgressStats();\n }\n\n function goToQuestion(newIndex) {\n if (!isSubmitted) saveCurrentSelected();\n currentIndex = Math.min(totalQuestions - 1, Math.max(0, newIndex));\n renderCurrentQuestion();\n updateNavButtonsState();\n }\n\n function updateNavButtonsState() {\n firstBtn.disabled = (currentIndex === 0);\n prevBtn.disabled = (currentIndex === 0);\n nextBtn.disabled = (currentIndex === totalQuestions - 1);\n lastBtn.disabled = (currentIndex === totalQuestions - 1);\n }\n\n function calculateAndShowResult() {\n if (isSubmitted) return;\n saveCurrentSelected();\n let score = 0;\n for (let i = 0; i < totalQuestions; i++) {\n if (userAnswers[i] === quizData[i].correctAnswer) score++;\n }\n isSubmitted = true;\n resultPanel.classList.remove(\"hidden\");\n finalScoreSpan.innerText = `${score} \/ ${totalQuestions}`;\n let percentVal = Math.round((score \/ totalQuestions) * 100);\n if (percentVal >= 70) resultMsgSpan.innerText = \"🏆 \u0645\u0645\u062a\u0627\u0632! \u0625\u062a\u0642\u0627\u0646 \u0631\u0627\u0626\u0639 \u0644\u0645\u0641\u0627\u0647\u064a\u0645 \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u0627\u0644\u062a\u064a\u0627\u0631 🧲\";\n else if (percentVal >= 50) resultMsgSpan.innerText = \"📘 \u062c\u064a\u062f \u062c\u062f\u0627\u064b\u060c \u0631\u0627\u062c\u0639 \u0628\u0639\u0636 \u0627\u0644\u062a\u0641\u0627\u0635\u064a\u0644 \u062d\u0648\u0644 \u0642\u0648\u0627\u0646\u064a\u0646 \u0628\u064a\u0648-\u0633\u0627\u0641\u0627\u0631 \u0648\u0627\u0644\u0642\u0648\u0649 \u0628\u064a\u0646 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a.\";\n else resultMsgSpan.innerText = \"📚 \u0641\u0631\u0635\u0629 \u0631\u0627\u0626\u0639\u0629 \u0644\u0644\u0645\u0631\u0627\u062c\u0639\u0629! \u0623\u0639\u062f \u062f\u0631\u0627\u0633\u0629 \u0627\u0644\u0645\u062c\u0627\u0644 \u0644\u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0648\u0645\u0644\u0641 \u062f\u0627\u0626\u0631\u064a \u0648\u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a.\";\n renderCurrentQuestion();\n submitBtn.disabled = true;\n submitBtn.classList.add(\"opacity-50\", \"cursor-not-allowed\");\n }\n\n function resetExam() {\n isSubmitted = false;\n userAnswers = new Array(totalQuestions).fill(\"\");\n currentIndex = 0;\n resultPanel.classList.add(\"hidden\");\n submitBtn.disabled = false;\n submitBtn.classList.remove(\"opacity-50\", \"cursor-not-allowed\");\n renderCurrentQuestion();\n updateProgressStats();\n updateNavButtonsState();\n }\n\n firstBtn.addEventListener(\"click\", () => goToQuestion(0));\n prevBtn.addEventListener(\"click\", () => goToQuestion(currentIndex - 1));\n nextBtn.addEventListener(\"click\", () => goToQuestion(currentIndex + 1));\n lastBtn.addEventListener(\"click\", () => goToQuestion(totalQuestions - 1));\n submitBtn.addEventListener(\"click\", calculateAndShowResult);\n resetBtn.addEventListener(\"click\", resetExam);\n\n renderCurrentQuestion();\n updateNavButtonsState();\n<\/script>\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"<p>\u0627\u062e\u062a\u0628\u0627\u0631 \u062a\u0641\u0627\u0639\u0644\u064a: \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a | \u0628\u064a\u0648-\u0633\u0627\u0641\u0627\u0631\u060c \u0627\u0644\u0645\u0644\u0641\u0627\u062a\u060c \u0627\u0644\u0642\u0648\u0649 \u0628\u064a\u0646 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a 🧲 \u0627\u062e\u062a\u0628\u0627\u0631: \u0627\u0644\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0627\u0644\u0646\u0627\u0634\u0626 \u0639\u0646 \u062a\u064a\u0627\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0627\u0644\u062b\u0627\u0646\u0648\u064a – \u0627\u0644\u0635\u0641 \u0627\u0644\u062b\u0627\u0646\u064a \u0639\u0634\u0631 – \u0627\u0644\u0645\u0633\u0627\u0631 \u0627\u0644\u0623\u0643\u0627\u062f\u064a\u0645\u064a | \u0642\u0627\u0646\u0648\u0646 \u0628\u064a\u0648-\u0633\u0627\u0641\u0627\u0631\u060c \u0627\u0644\u0645\u062c\u0627\u0644 \u0644\u0633\u0644\u0643 \u0645\u0633\u062a\u0642\u064a\u0645 \u0648\u0645\u0644\u0641 \u062f\u0627\u0626\u0631\u064a \u0648\u0645\u0644\u0641 \u0644\u0648\u0644\u0628\u064a\u060c \u0627\u0644\u0642\u0648\u0649 \u0628\u064a\u0646 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a 📋 \u0627\u0644\u0633\u0624\u0627\u0644 1 \/ 0 \u2713 \u0627\u0644\u0645\u062c\u0627\u0628 \u0639\u0646\u0647: 0 \u0645\u0646 0 \u0627\u0644\u062a\u0642\u062f\u0645 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-18872","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/pages\/18872","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/comments?post=18872"}],"version-history":[{"count":1,"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/pages\/18872\/revisions"}],"predecessor-version":[{"id":18873,"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/pages\/18872\/revisions\/18873"}],"wp:attachment":[{"href":"https:\/\/smartedujo.com\/ar\/wp-json\/wp\/v2\/media?parent=18872"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}