Chú ý: Để đảm bảo quyền lợi và bảo vệ tài khoản của mình
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{"common":{"save":0,"post_id":"5107","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"10761","post_id":"5107","mon_id":"1158149","chapter_id":"1158295","question":"<p>Cho hai thanh nam châm nh\u01b0 hình d\u01b0\u1edbi.<\/p><p><span class=\"svgedit\"><svg height=\"50\" width=\"200\"> <g><title><\/title><rect fill=\"#fff\" height=\"52\" id=\"canvas_background\" width=\"202\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><g id=\"svg_7\"> <rect fill=\"#0000bf\" height=\"24\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\" width=\"39\" x=\"3\" y=\"11.25\"><\/rect> <rect fill=\"#bf0000\" height=\"24\" id=\"svg_3\" stroke=\"#bf0000\" stroke-width=\"1.5\" width=\"39\" x=\"44\" y=\"11.25\"><\/rect> <rect fill=\"#0000bf\" height=\"24\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"1.5\" width=\"39\" x=\"3\" y=\"11.25\"><\/rect> <text fill=\"#ffd4aa\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_5\" stroke=\"#bf0000\" stroke-width=\"0\" text-anchor=\"start\" x=\"14\" xml:space=\"preserve\" y=\"30.25\">N<\/text> <text fill=\"#ffd4aa\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_6\" stroke=\"#bf0000\" stroke-width=\"0\" text-anchor=\"start\" x=\"55\" xml:space=\"preserve\" y=\"30.25\">S<\/text> <\/g> <g id=\"svg_13\"> <rect fill=\"#0000bf\" height=\"24\" id=\"svg_8\" stroke=\"#000\" stroke-width=\"1.5\" width=\"39\" x=\"106\" y=\"10.25\"><\/rect> <rect fill=\"#bf0000\" height=\"24\" id=\"svg_9\" stroke=\"#bf0000\" stroke-width=\"1.5\" width=\"39\" x=\"147\" y=\"10.25\"><\/rect> <rect fill=\"#0000bf\" height=\"24\" id=\"svg_10\" stroke=\"#000\" stroke-width=\"1.5\" width=\"39\" x=\"106\" y=\"10.25\"><\/rect> <text fill=\"#ffd4aa\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_11\" stroke=\"#bf0000\" stroke-width=\"0\" text-anchor=\"start\" x=\"117\" xml:space=\"preserve\" y=\"29.25\">N<\/text> <text fill=\"#ffd4aa\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_12\" stroke=\"#bf0000\" stroke-width=\"0\" text-anchor=\"start\" x=\"158\" xml:space=\"preserve\" y=\"29.25\">S<\/text> <\/g> <\/g> <\/svg><\/span><\/p><p>Trong tr\u01b0\u1eddng h\u1ee3p này gi\u1eefa hai thanh nam châm s\u1ebd xu\u1ea5t hi\u1ec7n <\/p>","options":["m\u1ed9t l\u1ef1c \u0111\u1ea9y","m\u1ed9t l\u1ef1c hút","c\u1ea3 l\u1ef1c \u0111\u1ea9y và l\u1ef1c hút"],"correct":"2","level":"2","hint":"","answer":"<p>Vì hai thanh nam châm này có hai \u0111\u1ea7u trái d\u1ea5u quay vào nhau nên gi\u1eefa chúng s\u1ebd xu\u1ea5t hi\u1ec7n <span style=\"color:#16a085;\">m\u1ed9t l\u1ef1c hút<\/span>.<\/p><p>\u0110áp án \u0111úng là<span style=\"color:#16a085;\"><strong> m\u1ed9t l\u1ef1c hút<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2021-11-02 03:02:36","option_type":"txt","len":2},{"id":"10763","post_id":"5107","mon_id":"1158149","chapter_id":"1158295","question":"<p>Cho hai thanh nam châm nh\u01b0 hình d\u01b0\u1edbi.<\/p><p><span class=\"svgedit\"><svg height=\"60\" width=\"220\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g><title><\/title><rect fill=\"#fff\" height=\"62\" id=\"canvas_background\" width=\"222\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><image height=\"47\" id=\"svg_1\" width=\"202\" x=\"6\" xlink:href=\"data:image\/png;base64,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\" y=\"7.5\"><\/image> <\/g> <\/svg><\/span><\/p><p>L\u1ef1c tác d\u1ee5ng gi\u1eefa hai thanh nam châm này là l\u1ef1c ti\u1ebfp xúc hay l\u1ef1c không ti\u1ebfp xúc?<\/p>","options":["L\u1ef1c ti\u1ebfp xúc","L\u1ef1c không ti\u1ebfp xúc"],"correct":"2","level":"2","hint":"","answer":"<p>L\u1ef1c tác d\u1ee5ng gi\u1eefa hai thanh nam châm này là l\u1ef1c không ti\u1ebfp xúc.<\/p><p>\u0110áp án \u0111úng là <span style=\"color:#16a085;\"><strong> L\u1ef1c không ti\u1ebfp xúc<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2021-11-02 03:07:00","option_type":"txt","len":2},{"id":"10772","post_id":"5107","mon_id":"1158149","chapter_id":"1158295","question":"<p>Khi ng\u01b0\u1eddi th\u1ee7 môn b\u1eaft \u0111\u01b0\u1ee3c qu\u1ea3 bóng thì l\u1ef1c mà qu\u1ea3 bóng tác d\u1ee5ng lên tay th\u1ee7 môn là l\u1ef1c gì?<\/p>","options":["L\u1ef1c \u0111\u1ea9y","L\u1ef1c kéo"],"correct":"1","level":"2","hint":"","answer":"<p>Khi ng\u01b0\u1eddi th\u1ee7 môn b\u1eaft \u0111\u01b0\u1ee3c qu\u1ea3 bóng thì l\u1ef1c mà qu\u1ea3 bóng tác d\u1ee5ng lên tay th\u1ee7 môn là l\u1ef1c \u0111\u1ea9y.<\/p><p>\u0110áp án \u0111úng là <span style=\"color:#16a085;\"><strong> L\u1ef1c \u0111\u1ea9y<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2021-11-02 03:32:22","option_type":"txt","len":1}]}