{"common":{"save":0,"post_id":"9220","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"9767","post_id":"9220","mon_id":"1159539","chapter_id":"1159897","question":"<p>M\u1ed9t bóng \u0111èn có \u0111\u1ecbnh m\u1ee9c 6V – 0,3A. N\u1ebfu m\u1eafc bóng \u0111èn này vào ngu\u1ed3n \u0111i\u1ec7n 9V thì hi\u1ec7n t\u01b0\u1ee3ng x\u1ea3y ra là:<\/p>","options":["A. \u0110èn sáng bình th\u01b0\u1eddng","B. \u0110èn sáng y\u1ebfu h\u01a1n bình th\u01b0\u1eddng","C. \u0110èn sáng m\u1ea1nh h\u01a1n bình th\u01b0\u1eddng","D. \u0110èn có th\u1ec3 b\u1ecb cháy"],"correct":"4","level":"3","hint":"<p>So sánh hi\u1ec7u \u0111i\u1ec7n th\u1ebf ngu\u1ed3n và \u0111\u1ecbnh m\u1ee9c c\u1ee7a \u0111èn.<\/p>","answer":"<p><strong data-end=\"603\" data-start=\"562\">\u0110áp án \u0111úng là: D. \u0110èn có th\u1ec3 b\u1ecb cháy<\/strong><br data-end=\"606\" data-start=\"603\" \/><strong data-end=\"621\" data-start=\"606\">Gi\u1ea3i thích:<\/strong><\/p><p>M\u1eafc \u0111èn 6V vào ngu\u1ed3n 9V → hi\u1ec7u \u0111i\u1ec7n th\u1ebf v\u01b0\u1ee3t \u0111\u1ecbnh m\u1ee9c → dòng \u0111i\u1ec7n l\u1edbn h\u01a1n → \u0111èn có th\u1ec3 b\u1ecb cháy.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"132","test":"0","date":"2025-05-10 18:11:55","option_type":"txt","len":3},{"id":"9768","post_id":"9220","mon_id":"1159539","chapter_id":"1159897","question":"<p>M\u1ed9t h\u1ecdc sinh m\u1eafc m\u1ea1ch \u0111i\u1ec7n g\u1ed3m ngu\u1ed3n \u0111i\u1ec7n 6V, m\u1ed9t bóng \u0111èn 6V và m\u1ed9t công t\u1eafc. <strong data-end=\"571\" data-start=\"487\">Bi\u1ebft r\u1eb1ng ngu\u1ed3n còn ho\u1ea1t \u0111\u1ed9ng t\u1ed1t, bóng \u0111èn ch\u01b0a b\u1ecb cháy và dây d\u1eabn không b\u1ecb \u0111\u1ee9t<\/strong>, nh\u01b0ng sau khi \u0111óng công t\u1eafc, \u0111èn không sáng. Nguyên nhân nào sau \u0111ây là h\u1ee3p lý nh\u1ea5t?<\/p>","options":["A. Bóng \u0111èn b\u1ecb cháy","B. Ngu\u1ed3n \u0111i\u1ec7n h\u1ebft pin","C. M\u1ea1ch \u0111i\u1ec7n b\u1ecb h\u1edf ho\u1eb7c l\u1eafp sai","D. Dây d\u1eabn b\u1ecb \u0111\u1ee9t"],"correct":"3","level":"3","hint":"<p>Ki\u1ec3m tra toàn b\u1ed9 m\u1ea1ch \u0111i\u1ec7n và các k\u1ebft n\u1ed1i.<\/p>","answer":"<p data-end=\"1216\" data-start=\"998\"><strong data-end=\"1105\" data-start=\"1054\">\u0110áp án \u0111úng là: C. M\u1ea1ch \u0111i\u1ec7n b\u1ecb h\u1edf ho\u1eb7c l\u1eafp sai<\/strong><br data-end=\"1108\" data-start=\"1105\" \/><strong data-end=\"1123\" data-start=\"1108\">Gi\u1ea3i thích:<\/strong><\/p><p data-end=\"1216\" data-start=\"998\">N\u1ebfu m\u1ea1ch b\u1ecb h\u1edf (\u0111\u1ee9t dây, công t\u1eafc h\u1edf, c\u1ef1c ng\u01b0\u1ee3c...) thì không có dòng \u0111i\u1ec7n → \u0111èn không sáng.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"132","test":"0","date":"2025-05-10 18:12:47","option_type":"txt","len":2},{"id":"9769","post_id":"9220","mon_id":"1159539","chapter_id":"1159897","question":"<p>M\u1ed9t bóng \u0111èn ho\u1ea1t \u0111\u1ed9ng bình th\u01b0\u1eddng \u1edf hi\u1ec7u \u0111i\u1ec7n th\u1ebf 3V. N\u1ebfu m\u1eafc n\u1ed1i ti\u1ebfp hai bóng \u0111èn lo\u1ea1i này vào ngu\u1ed3n \u0111i\u1ec7n 6V thì m\u1ed7i bóng s\u1ebd:<\/p>","options":["A. Sáng bình th\u01b0\u1eddng","B. Sáng y\u1ebfu h\u01a1n bình th\u01b0\u1eddng","C. Sáng m\u1ea1nh h\u01a1n bình th\u01b0\u1eddng","D. Không sáng"],"correct":"1","level":"3","hint":"<p>M\u1eafc n\u1ed1i ti\u1ebfp → hi\u1ec7u \u0111i\u1ec7n th\u1ebf chia \u0111\u1ec1u.<\/p>","answer":"<p><strong data-end=\"1558\" data-start=\"1519\">\u0110áp án \u0111úng là: A. Sáng bình th\u01b0\u1eddng<\/strong><br data-end=\"1561\" data-start=\"1558\" \/><strong data-end=\"1576\" data-start=\"1561\">Gi\u1ea3i thích:<\/strong><\/p><p>Hai \u0111èn m\u1eafc n\u1ed1i ti\u1ebfp → m\u1ed7i \u0111èn nh\u1eadn 3V → \u0111úng \u0111\u1ecbnh m\u1ee9c → sáng bình th\u01b0\u1eddng.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"132","test":"0","date":"2025-05-10 18:13:34","option_type":"txt","len":2}]}