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{"segment":[{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":5,"ques":"Trong th\u00ed nghi\u1ec7m c\u1ee7a T\u00f4-ri-xen-li, gi\u1ea3 s\u1eed kh\u00f4ng d\u00f9ng th\u1ee7y ng\u00e2n m\u00e0 d\u00f9ng n\u01b0\u1edbc th\u00ec c\u1ed9t n\u01b0\u1edbc trong \u1ed1ng cao bao nhi\u00eau? ","select":["A. 10,336 m.","B. 10336m.","C. 10000m.","D. 10cm."],"hint":"","explain":"<span class='basic_left'>\u0110\u1ed9 cao c\u1ee7a c\u1ed9t n\u01b0\u1edbc trong \u1ed1ng:<br\/>Ta c\u00f3: $p=h\\times d=>h=\\dfrac{p}{d}=\\dfrac{103360}{10000}=10,336m$. <br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 A.<\/span><\/span> ","column":2}]}],"id_ques":2620},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":"C\u00e0ng l\u00ean cao, \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n: ","select":["A. C\u00e0ng t\u0103ng.","B. C\u00e0ng gi\u1ea3m.","C. Kh\u00f4ng thay \u0111\u1ed5i.","D. C\u00f3 th\u1ec3 t\u0103ng v\u00e0 c\u0169ng c\u00f3 th\u1ec3 gi\u1ea3m."],"hint":"","explain":"<span class='basic_left'>C\u00e0ng l\u00ean cao kh\u00f4ng kh\u00ed c\u00e0ng lo\u00e3ng n\u00ean \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n c\u00e0ng gi\u1ea3m, c\u1ee9 l\u00ean cao 12m th\u00ec \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n l\u1ea1i gi\u1ea3m kho\u1ea3ng 1mmHg. <br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 B.<\/span><\/span> ","column":2}]}],"id_ques":2621},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":"M\u1ed9t c\u0103n ph\u00f2ng r\u1ed9ng 4m, d\u00e0i 6m, cao 3m. Bi\u1ebft kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a kh\u00f4ng kh\u00ed l\u00e0 1,29kg\/${{m}^{3}}$. T\u00ednh tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a kh\u00f4ng kh\u00ed trong ph\u00f2ng.","select":["A. 500N","B. 789.7N","C. 928,8N","D. 1000N"],"hint":"","explain":"<span class='basic_left'>Th\u1ebf t\u00edch c\u1ee7a ph\u00f2ng l\u00e0: V = 4.6.3 = 72 (${{m}^{3}}$)<br\/>Kh\u1ed1i l\u01b0\u1ee3ng kh\u00f4ng kh\u00ed trong ph\u00f2ng l\u00e0: m = V.D = 72 .1,29 = 92,88 (kg)<br\/>Tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a kh\u00f4ng kh\u00ed trong ph\u00f2ng l\u00e0: P = m.10 = 92,88.10 = 928,8(N).<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":2}]}],"id_ques":2622},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":"T\u1ea1i sao n\u1eafp \u1ea5m pha tr\u00e0 th\u01b0\u1eddng c\u00f3 m\u1ed9t l\u1ed7 h\u1edf nh\u1ecf?","select":["A. \u0110\u1ec3 n\u01b0\u1edbc tr\u00e0 trong \u1ea5m c\u00f3 th\u1ec3 bay h\u01a1i.","B. Do l\u1ed7i c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t.","C. \u0110\u1ec3 l\u1ee3i d\u1ee5ng \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n.","D. M\u1ed9t l\u00ed do kh\u00e1c."],"hint":"","explain":"<span class='basic_left'>Nh\u1edd c\u00f3 l\u1ed7 th\u1ee7ng tr\u00ean n\u1eafp \u1ea5m m\u00e0 kh\u00ed trong \u1ea5m th\u00f4ng v\u1edbi kh\u00ed quy\u1ec3n, \u00e1p su\u1ea5t kh\u00ed trong \u1ea5m c\u1ed9ng v\u1edbi \u00e1p su\u1ea5t n\u01b0\u1edbc l\u1edbn h\u01a1n \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n, b\u1edfi v\u1eady m\u00e0 n\u01b0\u1edbc trong \u1ea5m ch\u1ea3y ra ngo\u00e0i d\u1ec5 d\u00e0ng h\u01a1n.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":1}]}],"id_ques":2623},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":"H\u00fat b\u1edbt kh\u00f4ng kh\u00ed trong m\u1ed9t v\u1ecf h\u1ed9p \u0111\u1ef1ng s\u1eefa b\u1eb1ng gi\u1ea5y, ta th\u1ea5y v\u1ecf h\u1ed9p b\u1ecb b\u1eb9p theo nhi\u1ec1u ph\u00eda. C\u00e2u gi\u1ea3i th\u00edch n\u00e0o sau \u0111\u00e2y \u0111\u00fang nh\u1ea5t?","select":["A. V\u00ec kh\u00f4ng kh\u00ed b\u00ean trong h\u1ed9p s\u1eefa b\u1ecb co l\u1ea1i.","B. V\u00ec h\u1ed9p s\u1eefa r\u1ea5t nh\u1eb9.","C. V\u00ec h\u1ed9p s\u1eefa ch\u1ecbu t\u00e1c d\u1ee5ng c\u1ee7a \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n.","D. V\u00ec \u00e1p su\u1ea5t kh\u00f4ng kh\u00ed b\u00ean trong h\u1ed9p nh\u1ecf h\u01a1n \u00e1p su\u1ea5t \u1edf ngo\u00e0i."],"hint":"","explain":"<span class='basic_left'>V\u00ec khi \u0111\u00f3 \u00e1p su\u1ea5t trong h\u1ed9p nh\u1ecf h\u01a1n \u00e1p su\u1ea5t b\u00ean ngo\u00e0i, n\u00ean v\u1ecf h\u1ed9p s\u1eefa s\u1ebd ch\u1ecbu \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n t\u1eeb m\u1ecdi ph\u00eda l\u00e0m cho v\u1ecf h\u1ed9p b\u1ecb b\u1eb9p theo nhi\u1ec1u ph\u00eda. <br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":1}]}],"id_ques":2624},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":"Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0o sau \u0111\u00e2y do \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n g\u00e2y ra? ","select":["A. Qu\u1ea3 b\u00f3ng b\u00e0n b\u1ecb b\u1eb9p th\u1ea3 v\u00e0o n\u01b0\u1edbc n\u00f3ng s\u1ebd ph\u1ed3ng l\u00ean nh\u01b0 c\u0169.","B. S\u0103m ru\u1ed9t xe \u0111\u1ea1p b\u01a1m c\u0103ng \u0111\u1ec3 ngo\u00e0i n\u1eafng c\u00f3 th\u1ec3 b\u1ecb n\u1ed5.","C. D\u00f9ng m\u1ed9t \u1ed1ng nh\u1ef1a nh\u1ecf c\u00f3 th\u1ec3 h\u00fat n\u01b0\u1edbc t\u1eeb c\u1ed1c n\u01b0\u1edbc v\u00e0o mi\u1ec7ng.","D. Th\u1ed5i h\u01a1i v\u00e0o qu\u1ea3 b\u00f3ng bay, qu\u1ea3 b\u00f3ng bay s\u1ebd ph\u1ed3ng l\u00ean."],"hint":"","explain":"<span class='basic_left'>Khi h\u00fat n\u01b0\u1edbc, \u00e1p su\u1ea5t trong mi\u1ec7ng gi\u1ea3m, n\u00ean \u00e1p su\u1ea5t kh\u00f4ng kh\u00ed b\u00ean ngo\u00e0i \u0111\u1ea9y n\u01b0\u1edbc v\u00e0o mi\u1ec7ng. <br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":1}]}],"id_ques":2625},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":5,"ques":"M\u1ed9t c\u0103n ph\u00f2ng r\u1ed9ng 5m, d\u00e0i 6m, cao 2m. T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a kh\u00f4ng kh\u00ed ch\u1ee9a trong ph\u00f2ng. Bi\u1ebft kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a kh\u00f4ng kh\u00ed l\u00e0 1,29kg\/${{m}^{3}}$. ","select":["A. 77,4kg","B. 92,88kg","C. 81,35kg","D. 62,69kg"],"hint":"","explain":"<span class='basic_left'>Th\u1ec3 t\u00edch ph\u00f2ng: V = 5.6.2 = 60${{m}^{3}}$.<br\/>Kh\u1ed1i l\u01b0\u1ee3ng kh\u00f4ng kh\u00ed trong ph\u00f2ng m = V.D = 60.1,29 = 77,4kg. <br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 A.<\/span><\/span> ","column":2}]}],"id_ques":2626},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":"V\u00ec sao c\u00e0ng l\u00ean cao \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n c\u00e0ng gi\u1ea3m? ","select":["A. Ch\u1ec9 v\u00ec b\u1ec1 d\u00e0y c\u1ee7a kh\u00ed quy\u1ec3n t\u00ednh t\u1eeb \u0111i\u1ec3m \u0111o \u00e1p su\u1ea5t c\u00e0ng gi\u1ea3m.","B. Ch\u1ec9 v\u00ec m\u1eadt \u0111\u1ed9 kh\u00ed quy\u1ec3n c\u00e0ng gi\u1ea3m.","C. Ch\u1ec9 v\u00ec l\u1ef1c h\u00fat c\u1ee7a Tr\u00e1i \u0110\u1ea5t l\u00ean c\u00e1c ph\u00e2n t\u1eed kh\u00f4ng kh\u00ed c\u00e0ng gi\u1ea3m.","D. V\u00ec c\u1ea3 ba l\u00ed do k\u1ec3 tr\u00ean."],"hint":"","explain":"<span class='basic_left'>M\u1eadt \u0111\u1ed9 kh\u00ed quy\u1ec3n c\u00e0ng gi\u1ea3m khi c\u00e0ng l\u00ean cao, d\u1eabn \u0111\u1ebfn \u00e1p su\u1ea5t gi\u1ea3m. <br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 B.<\/span><\/span> ","column":1}]}],"id_ques":2627},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":"Ng\u01b0\u1eddi ta d\u00f9ng m\u1ed9t \u00e1p k\u1ebf \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 cao. K\u1ebft qu\u1ea3 cho th\u1ea5y ch\u00e2n n\u00fai \u00e1p k\u1ebf ch\u1ec9 75cmHg, \u1edf \u0111\u1ec9nh n\u00fai \u00e1p k\u1ebf ch\u1ec9 71,5cmHg. N\u1ebfu tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang c\u1ee7a kh\u00f4ng kh\u00ed kh\u00f4ng \u0111\u1ed5i v\u00e0 c\u00f3 \u0111\u1ed9 l\u1edbn l\u00e0 12,5N tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang c\u1ee7a th\u1ee7y ng\u00e2n l\u00e0 136 000N\/${{m}^{3}}$, th\u00ec \u0111\u1ec9nh n\u00fai cao nhi\u00eau m\u00e9t?","select":["A. 321,1m","B. 525,7m","C. 380,8m","D. 335,6m"],"hint":"","explain":"<span class='basic_left'>\u00c1p su\u1ea5t \u1edf \u0111\u1ed9 cao $h_1$ l\u00e0 102000N\/${{m}^{2}}$.<br\/>\u00c1p su\u1ea5t \u1edf \u0111\u1ed9 cao $h_2$ l\u00e0 97240N\/ ${{m}^{2}}$.<br\/>\u0110\u1ed9 ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t \u1edf hai \u0111\u1ed9 cao: 102000 \u2013 97240 = 4760N\/${{m}^{2}}$.<br\/>V\u1eady : $h_2$ \u2212$h_1$ =$\\dfrac{4760}{12,5}=380,8m$<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":2}]}],"id_ques":2628},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":"Tr\u01b0\u1eddng h\u1ee3p n\u00e0o sau \u0111\u00e2y kh\u00f4ng ph\u1ea3i do \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n g\u00e2y ra: ","select":["A. U\u1ed1ng s\u1eefa t\u01b0\u01a1i trong h\u1ed9p b\u1eb1ng \u1ed1ng h\u00fat.","B. Th\u1ee7y ng\u00e2n d\u00e2ng l\u00ean trong \u1ed1ng T\u00f4-ri-xe-li.","C. Khi \u0111\u01b0\u1ee3c b\u01a1m, l\u1ed1p xe c\u0103ng l\u00ean.","D. Khi b\u1ecb x\u00ec h\u01a1i, b\u00f3ng bay b\u00e9 l\u1ea1i."],"hint":"","explain":"<span class='basic_left'>\u0110\u00e2y l\u00e0 \u00e1p su\u1ea5t do b\u01a1m \u0111\u1ea9y kh\u00ed v\u00e0o trong s\u0103m l\u00e0m n\u00f3 ph\u1ed3ng ra. <br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":1}]}],"id_ques":2629},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":"H\u00fat b\u1edbt kh\u00f4ng kh\u00ed trong m\u1ed9t v\u1ecf h\u1ed9p \u0111\u1ef1ng s\u1eefa b\u1eb1ng gi\u1ea5y, ta th\u1ea5y v\u1ecf h\u1ed9p gi\u1ea5y b\u1ecb b\u1eb9p l\u1ea1i l\u00e0 v\u00ec:","select":["A. Vi\u1ec7c h\u00fat m\u1ea1nh \u0111\u00e3 l\u00e0m b\u1eb9p h\u1ed9p.","B. \u00c1p su\u1ea5t b\u00ean trong h\u1ed9p t\u0103ng l\u00ean l\u00e0m cho h\u1ed9p b\u1ecb bi\u1ebfn d\u1ea1ng.","C. \u00c1p su\u1ea5t b\u00ean trong h\u1ed9p gi\u1ea3m, \u00e1p su\u1ea5t khi quy\u1ec3n \u1edf b\u00ean ngo\u00e0i h\u1ed9p l\u1edbn h\u01a1n l\u00e0m n\u00f3 b\u1eb9p.","D. Khi h\u00fat m\u1ea1nh l\u00e0m y\u1ebfu c\u00e1c th\u00e0nh h\u1ed9p l\u00e0m h\u1ed9p b\u1eb9p \u0111i."],"hint":"","explain":"<span class='basic_left'>\u00c1p su\u1ea5t b\u00ean trong h\u1ed9p gi\u1ea3m, \u00e1p su\u1ea5t khi quy\u1ec3n \u1edf b\u00ean ngo\u00e0i h\u1ed9p l\u1edbn h\u01a1n t\u00e1c d\u1ee5ng l\u1ef1c v\u00e0o v\u1ecf h\u1ed9p l\u00e0m n\u00f3 b\u1eb9p<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":1}]}],"id_ques":2630},{"time":24,"part":[{"title":"","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":5,"ques":"C\u00e2u nh\u1eadn x\u00e9t n\u00e0o sau \u0111\u00e2y l\u00e0 SAI khi n\u00f3i v\u1ec1 \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n?","select":["A. \u0110\u1ed9 l\u1edbn c\u1ee7a \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00f4ng th\u1ee9c p = hd.","B. \u0110\u1ed9 l\u1edbn c\u1ee7a \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng chi\u1ec1u cao c\u1ee7a c\u1ed9t th\u1ee7y ng\u00e2n trong \u1ed1ng T\u00f4rixenli.","C. C\u00e0ng l\u00ean cao \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n c\u00e0ng gi\u1ea3m.","D. Ta c\u00f3 th\u1ec3 d\u00f9ng mmHg l\u00e0m \u0111\u01a1n v\u1ecb \u0111o \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n."],"hint":"","explain":"<span class='basic_left'>Ch\u1ec9 c\u00f3 \u00e1p su\u1ea5t ch\u1ea5t l\u1ecfng m\u1edbi c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00f4ng th\u1ee9c p= hd.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 A.<\/span><\/span> ","column":1}]}],"id_ques":2631},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":5,"ques":"Trong c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng sau \u0111\u00e2y hi\u1ec7n t\u01b0\u1ee3ng n\u00e0o KH\u00d4NG do \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n g\u00e2y ra.","select":["A. M\u1ed9t c\u1ed1c \u0111\u1ef1ng \u0111\u1ea7y n\u01b0\u1edbc \u0111\u01b0\u1ee3c \u0111\u1eady b\u1eb1ng mi\u1ebfng b\u00eca khi l\u1ed9n ng\u01b0\u1ee3c c\u1ed1c th\u00ec n\u01b0\u1edbc kh\u00f4ng ch\u1ea3y ra ngo\u00e0i.","B. Con ng\u01b0\u1eddi c\u00f3 th\u1ec3 h\u00edt kh\u00f4ng kh\u00ed v\u00e0o ph\u1ed5i.","C. Ch\u00fang ta kh\u00f3 r\u00fat ch\u00e2n ra kh\u1ecfi b\u00f9n.","D. V\u1eadt r\u01a1i t\u1eeb tr\u00ean cao xu\u1ed1ng."],"hint":"","explain":"<span class='basic_left'>V\u1eadt r\u01a1i t\u1eeb tr\u00ean cao xu\u1ed1ng l\u00e0 do t\u00e1c d\u1ee5ng c\u1ee7a tr\u1ecdng l\u1ef1c. <br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 D.<\/span><\/span> ","column":1}]}],"id_ques":2632},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":5,"ques":"\u0110i\u1ec1u n\u00e0o sau \u0111\u00e2y l\u00e0 \u0111\u00fang khi n\u00f3i v\u1ec1 s\u1ef1 t\u1ea1o th\u00e0nh \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n?","select":["A. \u00c1p su\u1ea5t kh\u00ed quy\u1ec3n c\u00f3 \u0111\u01b0\u1ee3c l\u00e0 do kh\u00f4ng kh\u00ed t\u1ea1o th\u00e0nh kh\u00ed quy\u1ec3n c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng.","B. \u00c1p su\u1ea5t kh\u00ed quy\u1ec3n c\u00f3 \u0111\u01b0\u1ee3c l\u00e0 do kh\u00f4ng kh\u00ed t\u1ea1o th\u00e0nh kh\u00ed quy\u1ec3n c\u00f3 \u0111\u1ed9 cao so v\u1edbi m\u1eb7t \u0111\u1ea5t.","C. \u00c1p su\u1ea5t kh\u00ed quy\u1ec3n c\u00f3 \u0111\u01b0\u1ee3c l\u00e0 do kh\u00f4ng kh\u00ed t\u1ea1o th\u00e0nh kh\u00ed quy\u1ec3n r\u1ea5t nh\u1eb9.","D. \u00c1p su\u1ea5t kh\u00ed quy\u1ec3n c\u00f3 \u0111\u01b0\u1ee3c l\u00e0 do kh\u00f4ng kh\u00ed t\u1ea1o th\u00e0nh kh\u00ed quy\u1ec3n c\u00f3 ch\u1ee9a nhi\u1ec1u lo\u1ea1i nguy\u00ean t\u1ed1 h\u00f3a h\u1ecdc kh\u00e1c nhau."],"hint":"","explain":"<span class='basic_left'>\u00c1p su\u1ea5t kh\u00ed quy\u1ec3n c\u00f3 \u0111\u01b0\u1ee3c l\u00e0 do kh\u00f4ng kh\u00ed t\u1ea1o th\u00e0nh kh\u00ed quy\u1ec3n c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng \u0111\u00e8 l\u00ean c\u00e1c v\u1eadt b\u00ean d\u01b0\u1edbi h\u00ecnh th\u00e0nh \u00e1p su\u1ea5t. <br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 A.<\/span><\/span> ","column":1}]}],"id_ques":2633},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":5,"ques":"Ph\u00e1t bi\u1ec3u n\u00e0o sau \u0111\u00e2y l\u00e0 \u0111\u00fang khi n\u00f3i v\u1ec1 \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n?","select":["A. \u00c1p su\u1ea5t kh\u00ed quy\u1ec3n t\u00e1c d\u1ee5ng theo m\u1ecdi ph\u01b0\u01a1ng.","B. \u00c1p su\u1ea5t kh\u00ed quy\u1ec3n b\u1eb1ng \u00e1p su\u1ea5t th\u1ee7y ng\u00e2n.","C. \u00c1p su\u1ea5t kh\u00ed quy\u1ec3n ch\u1ec9 t\u00e1c d\u1ee5ng theo ph\u01b0\u01a1ng th\u1eb3ng \u0111\u1ee9ng h\u01b0\u1edbng t\u1eeb d\u01b0\u1edbi l\u00ean tr\u00ean.","D. \u00c1p su\u1ea5t kh\u00ed quy\u1ec3n ch\u1ec9 t\u00e1c d\u1ee5ng theo ph\u01b0\u01a1ng th\u1eb3ng \u0111\u1ee9ng h\u01b0\u1edbng t\u1eeb tr\u00ean xu\u1ed1ng d\u01b0\u1edbi."],"hint":"","explain":"<span class='basic_left'>\u00c1p su\u1ea5t kh\u00ed quy\u1ec3n t\u00e1c d\u1ee5ng theo m\u1ecdi ph\u01b0\u01a1ng.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 A.<\/span><\/span> ","column":1}]}],"id_ques":2634},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":"H\u00e3y cho bi\u1ebft c\u00e2u n\u00e0o d\u01b0\u1edbi \u0111\u00e2y l\u00e0 kh\u00f4ng \u0111\u00fang khi n\u00f3i v\u1ec1 \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n?","select":["A. \u00c1p su\u1ea5t kh\u00ed quy\u1ec3n \u0111\u01b0\u1ee3c g\u00e2y ra do \u00e1p l\u1ef1c c\u1ee7a c\u00e1c l\u1edbp kh\u00f4ng kh\u00ed bao b\u1ecdc xung quanh tr\u00e1i \u0111\u1ea5t.","B. Tr\u00e1i \u0111\u1ea5t v\u00e0 m\u1ecdi v\u1eadt tr\u00ean tr\u00e1i \u0111\u1ea5t \u0111\u1ec1u ch\u1ecbu t\u00e1c d\u1ee5ng c\u1ee7a \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n theo m\u1ecdi h\u01b0\u1edbng.","C. \u00c1p su\u1ea5t kh\u00ed quy\u1ec3n ch\u1ec9 c\u00f3 \u1edf Tr\u00e1i \u0110\u1ea5t, c\u00e1c thi\u00ean th\u1ec3 kh\u00e1c trong v\u0169 tr\u1ee5 kh\u00f4ng c\u00f3.","D. C\u00e0ng l\u00ean cao \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n c\u00e0ng gi\u1ea3m."],"hint":"","explain":"<span class='basic_left'>C\u00e1c h\u00e0nh tinh n\u00e0o c\u00f3 kh\u00ed quy\u1ec3n th\u00ec \u0111\u1ec1u t\u1ed3n t\u1ea1i \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":1}]}],"id_ques":2635},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":"\u00c1p su\u1ea5t kh\u00ed quy\u1ec3n b\u1eb1ng 76 cmHg \u0111\u1ed5i ra l\u00e0:","select":["A. 76N\/${{m}^{2}}$.","B. 760N\/${{m}^{2}}$.","C. 103360N\/${{m}^{2}}$.","D. 10336000N\/${{m}^{2}}$."],"hint":"","explain":"<span class='basic_left'>76 cmHg = 1atm = 103360N\/${{m}^{2}}$.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":2}]}],"id_ques":2636},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":5,"ques":"\u00c1p su\u1ea5t do kh\u00ed quy\u1ec3n t\u00e1c d\u1ee5ng l\u00ean c\u01a1 th\u1ec3 b\u1ea1n \u1edf m\u1ef1c n\u01b0\u1edbc bi\u1ec3n c\u00f3 \u0111\u1ed9 l\u1edbn g\u1ea7n \u0111\u00fang b\u1eb1ng:","select":["A. 100Pa.","B. 1.000Pa.","C. 10.000Pa.","D. 100.000Pa."],"hint":"","explain":"<span class='basic_left'>\u00c1p su\u1ea5t do kh\u00ed quy\u1ec3n t\u00e1c d\u1ee5ng l\u00ean c\u01a1 th\u1ec3 b\u1ea1n \u1edf m\u1ef1c n\u01b0\u1edbc bi\u1ec3n c\u00f3 \u0111\u1ed9 l\u1edbn g\u1ea7n \u0111\u00fang b\u1eb1ng 1 atm = ${{10}^{5}}Pa$.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 D.<\/span><\/span> ","column":2}]}],"id_ques":2637},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":"Th\u00ed nghi\u1ec7m Gh\u00ea - Rich gi\u00fap ch\u00fang ta: ","select":["A. Ch\u1ee9ng t\u1ecf c\u00f3 s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n.","B. Th\u1ea5y \u0111\u01b0\u1ee3c \u0111\u1ed9 l\u1edbn c\u1ee7a \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n.","C. Th\u1ea5y \u0111\u01b0\u1ee3c s\u1ef1 gi\u00e0u c\u00f3 c\u1ee7a Gh\u00ea \u2013 R\u00edch.","D. Ch\u1ee9ng t\u1ecf s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a \u00e1p su\u1ea5t ch\u1ea5t l\u1ecfng."],"hint":"","explain":"<span class='basic_left'>Th\u00ed nghi\u1ec7m Gh\u00ea - Rich gi\u00fap ch\u00fang ta th\u1ea5y \u0111\u01b0\u1ee3c \u0111\u1ed9 l\u1edbn c\u1ee7a \u00e1p su\u1ea5t kh\u00ed quy\u1ec3n.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 B.<\/span><\/span> ","column":1}]}],"id_ques":2638},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":5,"ques":"\u00c1p su\u1ea5t kh\u00ed quy\u1ec3n kh\u00f4ng \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00f4ng th\u1ee9c p =d.h l\u00e0 do? ","select":["A. Kh\u00f4ng x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ch\u00ednh x\u00e1c \u0111\u1ed9 cao c\u1ee7a c\u1ed9t kh\u00f4ng kh\u00ed.","B. Tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang c\u1ee7a kh\u00ed quy\u1ec3n thay \u0111\u1ed5i theo \u0111\u1ed9 cao.","C. C\u00f4ng th\u1ee9c p = d.h d\u00f9ng \u0111\u1ec3 t\u00ednh \u00e1p su\u1ea5t c\u1ee7a ch\u1ea5t l\u1ecfng.","D. A v\u00e0 B \u0111\u00fang."],"hint":"","explain":"<span class='basic_left'>\u00c1p su\u1ea5t kh\u00ed quy\u1ec3n kh\u00f4ng \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00f4ng th\u1ee9c p =d.h l\u00e0 do: <br\/> Kh\u00f4ng x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ch\u00ednh x\u00e1c \u0111\u1ed9 cao c\u1ee7a c\u1ed9t kh\u00f4ng kh\u00ed.<br\/> Tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang c\u1ee7a kh\u00ed quy\u1ec3n thay \u0111\u1ed5i theo \u0111\u1ed9 cao.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 D.<\/span><\/span> ","column":1}]}],"id_ques":2639}],"lesson":{"save":0,"level":2}}

Điểm của bạn.

Câu hỏi này theo dạng chọn đáp án đúng, sau khi đọc xong câu hỏi, bạn bấm vào một trong số các đáp án mà chương trình đưa ra bên dưới, sau đó bấm vào nút gửi để kiểm tra đáp án và sẵn sàng chuyển sang câu hỏi kế tiếp

Trả lời đúng trong khoảng thời gian quy định bạn sẽ được + số điểm như sau:
Trong khoảng 1 phút đầu tiên + 5 điểm
Trong khoảng 1 phút -> 2 phút + 4 điểm
Trong khoảng 2 phút -> 3 phút + 3 điểm
Trong khoảng 3 phút -> 4 phút + 2 điểm
Trong khoảng 4 phút -> 5 phút + 1 điểm

Quá 5 phút: không được cộng điểm

Tổng thời gian làm mỗi câu (không giới hạn)

Điểm của bạn.

Bấm vào đây nếu phát hiện có lỗi hoặc muốn gửi góp ý