{"common":{"save":0,"post_id":"9172","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"9657","post_id":"9172","mon_id":"1159539","chapter_id":"1159897","question":"<p>Trong m\u1ea1ch \u0111i\u1ec7n \u0111\u01a1n gi\u1ea3n, n\u1ebfu bóng \u0111èn không sáng dù công t\u1eafc \u0111ã \u0111óng, nguyên nhân có th\u1ec3 là:<\/p>","options":["A. Dây d\u1eabn quá dài","B. Bóng \u0111èn b\u1ecb h\u1ecfng","C. Ngu\u1ed3n \u0111i\u1ec7n quá m\u1ea1nh","D. Dòng \u0111i\u1ec7n ch\u1ea1y ng\u01b0\u1ee3c chi\u1ec1u"],"correct":"2","level":"2","hint":"","answer":"<p><strong data-end=\"472\" data-start=\"433\">\u0110áp án \u0111úng là: B. Bóng \u0111èn b\u1ecb h\u1ecfng<\/strong><br data-end=\"475\" data-start=\"472\" \/><em data-end=\"488\" data-start=\"475\">Gi\u1ea3i thích:<\/em><\/p><p>Bóng \u0111èn h\u1ecfng s\u1ebd không phát sáng dù m\u1ea1ch \u0111i\u1ec7n kín và công t\u1eafc \u0111ã \u0111óng.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"132","test":"0","date":"2025-05-04 16:36:12","option_type":"txt","len":2},{"id":"9658","post_id":"9172","mon_id":"1159539","chapter_id":"1159897","question":"<p>Khi m\u1eafc hai bóng \u0111èn song song vào m\u1ea1ch \u0111i\u1ec7n, n\u1ebfu m\u1ed9t bóng \u0111èn b\u1ecb cháy, bóng \u0111èn còn l\u1ea1i s\u1ebd:<\/p>","options":["A. Không sáng","B. Sáng y\u1ebfu h\u01a1n","C. Sáng bình th\u01b0\u1eddng","D. Sáng m\u1ea1nh h\u01a1n"],"correct":"3","level":"2","hint":"","answer":"<p data-end=\"909\" data-start=\"749\"><strong data-end=\"788\" data-start=\"749\">\u0110áp án \u0111úng là: C. Sáng bình th\u01b0\u1eddng<\/strong><br data-end=\"791\" data-start=\"788\" \/><em data-end=\"804\" data-start=\"791\">Gi\u1ea3i thích:<\/em><\/p><p data-end=\"909\" data-start=\"749\">Trong m\u1ea1ch song song, các bóng \u0111èn ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp nên m\u1ed9t bóng cháy không \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn bóng còn l\u1ea1i.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"132","test":"0","date":"2025-05-04 16:36:57","option_type":"txt","len":2},{"id":"9659","post_id":"9172","mon_id":"1159539","chapter_id":"1159897","question":"<p>Trong m\u1ea1ch \u0111i\u1ec7n, công t\u1eafc có vai trò:<\/p>","options":["A. Cung c\u1ea5p \u0111i\u1ec7n n\u0103ng","B. Tiêu th\u1ee5 \u0111i\u1ec7n n\u0103ng","C. \u0110i\u1ec1u khi\u1ec3n dòng \u0111i\u1ec7n","D. B\u1ea3o v\u1ec7 m\u1ea1ch \u0111i\u1ec7n"],"correct":"3","level":"2","hint":"","answer":"<p data-end=\"1198\" data-start=\"1065\"><strong data-end=\"1108\" data-start=\"1065\">\u0110áp án \u0111úng là: C. \u0110i\u1ec1u khi\u1ec3n dòng \u0111i\u1ec7n<\/strong><br data-end=\"1111\" data-start=\"1108\" \/><em data-end=\"1124\" data-start=\"1111\">Gi\u1ea3i thích:<\/em><\/p><p data-end=\"1198\" data-start=\"1065\">Công t\u1eafc dùng \u0111\u1ec3 \u0111óng ho\u1eb7c ng\u1eaft m\u1ea1ch \u0111i\u1ec7n, \u0111i\u1ec1u khi\u1ec3n dòng \u0111i\u1ec7n ch\u1ea1y qua.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"132","test":"0","date":"2025-05-04 16:37:37","option_type":"txt","len":2}]}
