{"common":{"save":0,"post_id":"9447","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"10058","post_id":"9447","mon_id":"1159539","chapter_id":"1160023","question":"<p>Thi\u1ebft b\u1ecb dùng \u0111\u1ec3 \u0111o n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n tiêu th\u1ee5 trong thí nghi\u1ec7m \u0111un n\u01b0\u1edbc là:<\/p>","options":["A. Ampe k\u1ebf","B. Vôn k\u1ebf","C. Joulemeter","D. \u0110\u1ed3ng h\u1ed3 b\u1ea5m gi\u1edd"],"correct":"3","level":"1","hint":"<p>\u0110ây là thi\u1ebft b\u1ecb chuyên dùng \u0111\u1ec3 \u0111o n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n, th\u01b0\u1eddng có \u0111\u01a1n v\u1ecb J ho\u1eb7c kWh.<\/p>","answer":"<p><strong data-end=\"576\" data-start=\"543\">\u0110áp án \u0111úng là: C. Joulemeter<\/strong><br data-end=\"579\" data-start=\"576\" \/><strong data-end=\"594\" data-start=\"579\">Gi\u1ea3i thích:<\/strong><\/p><p>Joulemeter là thi\u1ebft b\u1ecb \u0111o n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n tiêu th\u1ee5, r\u1ea5t phù h\u1ee3p trong thí nghi\u1ec7m \u0111un nóng n\u01b0\u1edbc.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"132","test":"0","date":"2025-06-17 07:04:30","option_type":"txt","len":2},{"id":"10059","post_id":"9447","mon_id":"1159539","chapter_id":"1160023","question":"<p>\u0110\u01a1n v\u1ecb c\u1ee7a n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n \u0111\u01b0\u1ee3c ghi trên joulemeter th\u01b0\u1eddng là:<\/p>","options":["A. Niut\u01a1n (N)","B. Watt (W)","C. Jun (J)","D. Ampe (A)"],"correct":"3","level":"1","hint":"<p>\u0110ây là \u0111\u01a1n v\u1ecb chu\u1ea9n c\u1ee7a n\u0103ng l\u01b0\u1ee3ng trong h\u1ec7 SI.<\/p>","answer":"<p><strong data-end=\"921\" data-start=\"891\">\u0110áp án \u0111úng là: C. Jun (J)<\/strong><br data-end=\"924\" data-start=\"921\" \/><strong data-end=\"939\" data-start=\"924\">Gi\u1ea3i thích:<\/strong><\/p><p>Joulemeter th\u01b0\u1eddng \u0111o n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n tiêu th\u1ee5 b\u1eb1ng \u0111\u01a1n v\u1ecb jun (J).<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"132","test":"0","date":"2025-06-17 07:05:24","option_type":"txt","len":1},{"id":"10060","post_id":"9447","mon_id":"1159539","chapter_id":"1160023","question":"<p>Trong thí nghi\u1ec7m này, nhi\u1ec7t k\u1ebf có ch\u1ee9c n\u0103ng:<\/p>","options":["A. \u0110o th\u1ec3 tích n\u01b0\u1edbc","B. \u0110o kh\u1ed1i l\u01b0\u1ee3ng n\u01b0\u1edbc","C. \u0110o th\u1eddi gian \u0111un n\u01b0\u1edbc","D. \u0110o nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc tr\u01b0\u1edbc và sau khi \u0111un"],"correct":"4","level":"1","hint":"<p>Nhi\u1ec7t k\u1ebf \u0111o \u0111\u1ea1i l\u01b0\u1ee3ng liên quan \u0111\u1ebfn \u0111\u1ed9 nóng – l\u1ea1nh.<\/p>","answer":"<p><strong data-end=\"1314\" data-start=\"1254\">\u0110áp án \u0111úng là: D. \u0110o nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc tr\u01b0\u1edbc và sau khi \u0111un<\/strong><br data-end=\"1317\" data-start=\"1314\" \/><strong data-end=\"1332\" data-start=\"1317\">Gi\u1ea3i thích:<\/strong><\/p><p>Nhi\u1ec7t k\u1ebf giúp ghi nh\u1eadn nhi\u1ec7t \u0111\u1ed9 \u0111\u1ec3 tính \u0111\u1ed9 t\u0103ng nhi\u1ec7t và t\u1eeb \u0111ó tính nhi\u1ec7t l\u01b0\u1ee3ng n\u01b0\u1edbc thu vào.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"132","test":"0","date":"2025-06-17 07:06:27","option_type":"txt","len":2}]}
