{"common":{"save":0,"post_id":"6408","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"6522","mon_id":"1158790","chapter_id":"1158864","post_id":"6408","question":"<p>Khi con l\u1eafc \u0111\u01a1n \u0111\u1ebfn v\u1ecb trí cao nh\u1ea5t thì<\/p>","options":["<strong>A.<\/strong> \u0111\u1ed9ng n\u0103ng \u0111\u1ea1t giá tr\u1ecb c\u1ef1c \u0111\u1ea1i.","<strong>B.<\/strong> th\u1ebf n\u0103ng b\u1eb1ng \u0111\u1ed9ng n\u0103ng.","<strong>C.<\/strong> th\u1ebf n\u0103ng \u0111\u1ea1t giá tr\u1ecb c\u1ef1c \u0111\u1ea1i.","<strong>D.<\/strong> c\u01a1 n\u0103ng b\u1eb1ng không."],"correct":"3","level":"1","hint":"<p>Th\u1ebf n\u0103ng h\u1ea5p d\u1eabn t\u1ec9 l\u1ec7 v\u1edbi \u0111\u1ed9 cao, \u0111\u1ed9ng n\u0103ng t\u1ec9 l\u1ec7 v\u1edbi v\u1eadn t\u1ed1c c\u1ee7a v\u1eadt.<\/p>","answer":"<p>Khi con l\u1eafc \u0111\u01a1n \u0111\u1ebfn v\u1ecb trí cao nh\u1ea5t thì th\u1ebf n\u0103ng \u0111\u1ea1t giá tr\u1ecb c\u1ef1c \u0111\u1ea1i và \u0111\u1ed9ng n\u0103ng c\u1ef1c ti\u1ec3u (b\u1eb1ng 0).<br \/>\u0110áp án \u0111úng: <span style=\"color:#16a085;\"><strong>C. th\u1ebf n\u0103ng \u0111\u1ea1t giá tr\u1ecb c\u1ef1c \u0111\u1ea1i.<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","user_id":"149","test":"0","date":"2023-03-30 08:58:45","option_type":"txt","len":2},{"id":"6523","mon_id":"1158790","chapter_id":"1158864","post_id":"6408","question":"<p>Trong quá trình r\u01a1i t\u1ef1 do c\u1ee7a m\u1ed9t v\u1eadt thì<\/p>","options":["<strong>A. <\/strong>\u0111\u1ed9ng n\u0103ng t\u0103ng, th\u1ebf n\u0103ng t\u0103ng.","<strong>B.<\/strong> \u0111\u1ed9ng n\u0103ng t\u0103ng, th\u1ebf n\u0103ng gi\u1ea3m.","<strong>C.<\/strong> \u0111\u1ed9ng n\u0103ng gi\u1ea3m, th\u1ebf n\u0103ng gi\u1ea3m.","<strong>D. <\/strong>\u0111\u1ed9ng n\u0103ng gi\u1ea3m, th\u1ebf n\u0103ng t\u0103ng."],"correct":"2","level":"1","hint":"<p>Khi v\u1eadt r\u01a1i thì \u0111\u1ed9 cao gi\u1ea3m và v\u1eadt r\u01a1i nhanh h\u01a1n.<\/p>","answer":"<p>Trong quá trình r\u01a1i t\u1ef1 do c\u1ee7a m\u1ed9t v\u1eadt thì \u0111\u1ed9ng n\u0103ng t\u0103ng và th\u1ebf n\u0103ng gi\u1ea3m.<br \/>\u0110áp án \u0111úng: <span style=\"color:#16a085;\"><strong>B. \u0111\u1ed9ng n\u0103ng t\u0103ng, th\u1ebf n\u0103ng gi\u1ea3m.<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","user_id":"149","test":"0","date":"2023-03-30 09:00:20","option_type":"txt","len":2},{"id":"6524","mon_id":"1158790","chapter_id":"1158864","post_id":"6408","question":"<p>M\u1ed9t v\u1eadt \u0111\u01b0\u1ee3c th\u1ea3 r\u01a1i t\u1ef1 do, trong quá trình v\u1eadt r\u01a1i<\/p>","options":["<strong>A.<\/strong> \u0111\u1ed9ng n\u0103ng c\u1ee7a v\u1eadt không thay \u0111\u1ed5i.","<strong>B. <\/strong>th\u1ebf n\u0103ng c\u1ee7a v\u1eadt không thay \u0111\u1ed5i.","<strong>C. <\/strong>t\u1ed5ng \u0111\u1ed9ng n\u0103ng và th\u1ebf n\u0103ng c\u1ee7a v\u1eadt không \u0111\u1ed5i.","<strong>D. <\/strong>t\u1ed5ng \u0111\u1ed9ng n\u0103ng và th\u1ebf n\u0103ng c\u1ee7a v\u1eadt luôn thay \u0111\u1ed5i."],"correct":"3","level":"1","hint":"","answer":"<p>M\u1ed9t v\u1eadt \u0111\u01b0\u1ee3c th\u1ea3 r\u01a1i t\u1ef1 do, trong quá trình v\u1eadt r\u01a1i \u0111\u1ed9ng n\u0103ng và th\u1ebf n\u0103ng thay \u0111\u1ed5i nh\u01b0ng t\u1ed5ng \u0111\u1ed9ng n\u0103ng và th\u1ebf n\u0103ng c\u1ee7a v\u1eadt không \u0111\u1ed5i.<br \/>\u0110áp án \u0111úng: <span style=\"color:#16a085;\"><strong>C. t\u1ed5ng \u0111\u1ed9ng n\u0103ng và th\u1ebf n\u0103ng c\u1ee7a v\u1eadt không \u0111\u1ed5i.<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","user_id":"149","test":"0","date":"2023-03-30 09:01:31","option_type":"txt","len":3}]}