{"id":762,"date":"2026-05-05T05:03:34","date_gmt":"2026-05-05T05:03:34","guid":{"rendered":"https:\/\/79.buffdemo.com\/index.php\/2026\/05\/05\/3-de-kiem-tra-toan-dien-chuong-1-vat-li-nhiet-thay-vu-ngoc-anh\/"},"modified":"2026-05-05T07:38:26","modified_gmt":"2026-05-05T07:38:26","slug":"3-de-kiem-tra-toan-dien-chuong-1-vat-li-nhiet-thay-vu-ngoc-anh","status":"publish","type":"post","link":"https:\/\/79.buffdemo.com\/index.php\/2026\/05\/05\/3-de-kiem-tra-toan-dien-chuong-1-vat-li-nhiet-thay-vu-ngoc-anh\/","title":{"rendered":"3 \u0111\u1ec1 ki\u1ec3m tra to\u00e0n di\u1ec7n ch\u01b0\u01a1ng 1 V\u1eadt L\u00ed Nhi\u1ec7t Th\u1ea7y V\u0169 Ng\u1ecdc Anh"},"content":{"rendered":"<p><a href=\"https:\/\/tailieuonthi.edu.vn\/3-de-kiem-tra-toan-dien-chuong-1-vat-li-nhiet-thay-vu-ngoc-anh\/\" rel=\"noopener\" target=\"_blank\"><strong>3 \u0111\u1ec1 ki\u1ec3m tra to\u00e0n di\u1ec7n ch\u01b0\u01a1ng 1 V\u1eadt L\u00ed Nhi\u1ec7t Th\u1ea7y V\u0169 Ng\u1ecdc Anh<\/strong><\/a> g\u1ed3m 3 \u0111\u1ec1 thi ri\u00eang bi\u1ec7t. M\u1ed7i \u0111\u1ec1 thi \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac m\u1ed9t c\u00e1ch khoa h\u1ecdc, bao g\u1ed3m nhi\u1ec1u d\u1ea1ng c\u00e2u h\u1ecfi t\u1eeb tr\u1eafc nghi\u1ec7m, \u0111\u00fang\/sai \u0111\u1ebfn tr\u1ea3 l\u1eddi ng\u1eafn, gi\u00fap ng\u01b0\u1eddi h\u1ecdc l\u00e0m quen v\u1edbi c\u00e1c d\u1ea1ng b\u00e0i t\u1eadp \u0111a d\u1ea1ng v\u00e0 \u0111\u00e1nh gi\u00e1 n\u0103ng l\u1ef1c m\u1ed9t c\u00e1ch to\u00e0n di\u1ec7n. C\u00f9ng <a href=\"https:\/\/tailieuonthi.edu.vn\/\" rel=\"noopener\" target=\"_blank\"><strong>Tailieuonthi Edu<\/strong><\/a> t\u00ecm hi\u1ec3u \u0111\u1ec3 t\u1ef1 \u00f4n luy\u1ec7n v\u00e0 chu\u1ea9n b\u1ecb cho c\u00e1c b\u00e0i ki\u1ec3m tra quan tr\u1ecdng.<\/p>\n<h2><strong>N\u1ed9i dung 3 \u0111\u1ec1 ki\u1ec3m tra to\u00e0n di\u1ec7n ch\u01b0\u01a1ng 1 V\u1eadt L\u00ed Nhi\u1ec7t Th\u1ea7y V\u0169 Ng\u1ecdc Anh<\/strong><\/h2>\n<p><strong>3 \u0111\u1ec1 ki\u1ec3m tra to\u00e0n di\u1ec7n ch\u01b0\u01a1ng 1 V\u1eadt L\u00ed Nhi\u1ec7t Th\u1ea7y V\u0169 Ng\u1ecdc Anh<\/strong> bao g\u1ed3m 3 \u0111\u1ec1 ki\u1ec3m tra, m\u1ed7i \u0111\u1ec1 c\u00f3 c\u1ea5u tr\u00fac t\u01b0\u01a1ng t\u1ef1 nhau \u0111\u1ec3 h\u1ecdc sinh c\u00f3 th\u1ec3 luy\u1ec7n t\u1eadp m\u1ed9t c\u00e1ch nh\u1ea5t qu\u00e1n.<\/p>\n<p>M\u1ed7i \u0111\u1ec1 ki\u1ec3m tra trong b\u1ed9 <a href=\"https:\/\/tailieuonthi.edu.vn\/lop-12\/vat-ly-12\/\" rel=\"noopener\" target=\"_blank\"><strong>t\u00e0i li\u1ec7u v\u1eadt l\u00fd 12<\/strong><\/a> \u0111\u01b0\u1ee3c chia th\u00e0nh 3 ph\u1ea7n ch\u00ednh:<\/p>\n<ul>\n<li><strong>Ph\u1ea7n I:<\/strong> C\u00e2u tr\u1eafc nghi\u1ec7m nhi\u1ec1u ph\u01b0\u01a1ng \u00e1n l\u1ef1a ch\u1ecdn: G\u1ed3m 18 c\u00e2u h\u1ecfi, ki\u1ec3m tra ki\u1ebfn th\u1ee9c t\u1ed5ng quan v\u1ec1 l\u00fd thuy\u1ebft v\u00e0 c\u00e1c b\u00e0i t\u1eadp t\u00ednh to\u00e1n c\u01a1 b\u1ea3n.<\/li>\n<li><strong>Ph\u1ea7n II:<\/strong> C\u00e2u tr\u1eafc nghi\u1ec7m \u0111\u00fang\/sai: G\u1ed3m 4 c\u00e2u h\u1ecfi l\u1edbn, m\u1ed7i c\u00e2u c\u00f3 c\u00e1c m\u1ec7nh \u0111\u1ec1 a, b, c, d \u0111\u1ec3 th\u00ed sinh l\u1ef1a ch\u1ecdn \u0111\u00fang ho\u1eb7c sai. Ph\u1ea7n n\u00e0y t\u1eadp trung v\u00e0o vi\u1ec7c \u0111\u00e1nh gi\u00e1 s\u1ef1 hi\u1ec3u bi\u1ebft s\u00e2u s\u1eafc v\u00e0 kh\u1ea3 n\u0103ng ph\u00e2n t\u00edch c\u00e1c t\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf.<\/li>\n<li><strong>Ph\u1ea7n III:<\/strong> C\u00e2u tr\u1eafc nghi\u1ec7m tr\u1ea3 l\u1eddi ng\u1eafn: G\u1ed3m 6 c\u00e2u h\u1ecfi y\u00eau c\u1ea7u h\u1ecdc sinh t\u1ef1 t\u00ednh to\u00e1n v\u00e0 \u0111i\u1ec1n \u0111\u00e1p \u00e1n cu\u1ed1i c\u00f9ng, t\u1eadp trung v\u00e0o k\u1ef9 n\u0103ng gi\u1ea3i c\u00e1c b\u00e0i to\u00e1n v\u1eadt l\u00fd c\u1ee5 th\u1ec3.<\/li>\n<\/ul>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi tham kh\u1ea3o n\u1eb1m trong b\u1ed9 \u0111\u1ec1 s\u1ed1 01:<\/p>\n<p>Cho bi\u1ebft: $T(\\text{K}) = t(^{\\circ}\\text{C}) + 273$.<\/p>\n<p><strong>PH\u1ea6N I. C\u00e2u tr\u1eafc nghi\u1ec7m nhi\u1ec1u ph\u01b0\u01a1ng \u00e1n l\u1ef1a ch\u1ecdn. Th\u00ed sinh tr\u1ea3 l\u1eddi t\u1eeb c\u00e2u 1 \u0111\u1ebfn c\u00e2u 18. M\u1ed7i c\u00e2u h\u1ecfi th\u00ed sinh ch\u1ec9 ch\u1ecdn m\u1ed9t ph\u01b0\u01a1ng \u00e1n.<\/strong><\/p>\n<p><strong>C\u00e2u 1:<\/strong> [VNA] G\u1ecdi $F_1, F_2, F_3$ l\u1ea7n l\u01b0\u1ee3t l\u00e0 \u0111\u1ed9 l\u1edbn l\u1ef1c t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c ph\u00e2n t\u1eed ch\u1ea5t r\u1eafn, c\u00e1c ph\u00e2n t\u1eed ch\u1ea5t l\u1ecfng, c\u00e1c ph\u00e2n t\u1eed ch\u1ea5t kh\u00ed. S\u1eafp x\u1ebfp theo th\u1ee9 t\u1ef1 t\u0103ng d\u1ea7n l\u00e0<\/p>\n<p>A. $F_1, F_3, F_2$.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0B. $F_3, F_2, F_1$.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0C. $F_1, F_2, F_3$.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0D. $F_2, F_1, F_3$.<\/p>\n<p><strong>C\u00e2u 2:<\/strong> [VNA] H\u00ecnh b\u00ean m\u00f4 t\u1ea3 v\u00f2ng tu\u1ea7n ho\u00e0n c\u1ee7a n\u01b0\u1edbc. Trong v\u00f2ng tu\u1ea7n ho\u00e0n n\u00e0y c\u00f3 li\u00ean quan \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng n\u00e0o sau \u0111\u00e2y?<\/p>\n<p><img loading=\"lazy\" alt=\"\" class=\"aligncenter size-full wp-image-4209\" decoding=\"async\" height=\"218\" src=\"https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/3-de-kiem-tra-toan-dien-chuong-1-vat-li-nhiet-thay-vu-ngoc-anh-1.jpg\" width=\"295\"\/><\/p>\n<p>A. N\u00f3ng ch\u1ea3y.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0B. Th\u0103ng hoa.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0C. Ng\u01b0ng t\u1ee5.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0D. Ng\u01b0ng k\u1ebft.<\/p>\n<p><strong>PH\u1ea6N II. C\u00e2u tr\u1eafc nghi\u1ec7m \u0111\u00fang sai. Th\u00ed sinh tr\u1ea3 l\u1eddi t\u1eeb c\u00e2u 1 \u0111\u1ebfn c\u00e2u 4. Trong m\u1ed7i \u00fd a), b), c), d) \u1edf m\u1ed7i c\u00e2u, th\u00ed sinh ch\u1ecdn \u0111\u00fang ho\u1eb7c sai.<\/strong><\/p>\n<p><strong>C\u00e2u 1:<\/strong> [VNA] M\u1ed9t h\u1ec7 th\u1ed1ng t\u1ea3n nhi\u1ec7t cho CPU, c\u00f3 c\u1ea5u tr\u00fac nh\u01b0 h\u00ecnh b\u00ean. B\u1ed9 l\u00e0m m\u00e1t ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi CPU, gi\u00fap h\u1ea5p th\u1ee5 nhi\u1ec7t t\u1eeb CPU. Ch\u1ea5t l\u1ecfng (dung d\u1ecbch EKWB CryoFuel) l\u00e0m m\u00e1t s\u1ebd ch\u1ea3y qua b\u1ed9 l\u00e0m m\u00e1t, h\u1ea5p th\u1ee5 nhi\u1ec7t v\u00e0 n\u00f3ng l\u00ean. C\u00e1c \u1ed1ng d\u1eabn gi\u00fap l\u01b0u th\u00f4ng ch\u1ea5t l\u1ecfng t\u1eeb b\u1ed9 l\u00e0m m\u00e1t \u0111\u1ebfn b\u1ed9 t\u1ea3n nhi\u1ec7t v\u00e0 ng\u01b0\u1ee3c l\u1ea1i. T\u1ea1i b\u1ed9 t\u1ea3n nhi\u1ec7t, nhi\u1ec7t l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng ra ngo\u00e0i kh\u00f4ng kh\u00ed nh\u1edd lu\u1ed3ng kh\u00f4ng kh\u00ed m\u00e1t \u0111\u01b0\u1ee3c qu\u1ea1t th\u1ed5i li\u00ean t\u1ee5c. H\u1ec7 th\u1ed1ng n\u00e0y c\u00f3 c\u00e1c th\u00f4ng s\u1ed1 sau:<\/p>\n<p><img loading=\"lazy\" alt=\"\" class=\"aligncenter size-full wp-image-4211\" decoding=\"async\" height=\"222\" src=\"https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/3-de-kiem-tra-toan-dien-chuong-1-vat-li-nhiet-thay-vu-ngoc-anh-2.jpg\" width=\"233\"\/><\/p>\n<ul>\n<li>L\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc: $0,4 \\text{ l\u00edt\/ph\u00fat}$.<\/li>\n<li>Nhi\u1ec7t dung ri\u00eang c\u1ee7a n\u01b0\u1edbc: $4200 \\text{ J\/kg.K}$.<\/li>\n<li>Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a n\u01b0\u1edbc: $1000 \\text{ kg\/m}^3$.<\/li>\n<li>C\u00f4ng su\u1ea5t t\u1ecfa nhi\u1ec7t c\u1ee7a CPU khi ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng l\u00e0 $210 \\text{ W}$.<\/li>\n<li>Hi\u1ec7u su\u1ea5t l\u00e0m m\u00e1t c\u1ee7a h\u1ec7 th\u1ed1ng l\u00e0 $80\\%$ (t\u1ee9c l\u00e0 $80\\%$ nhi\u1ec7t l\u01b0\u1ee3ng t\u1ecfa ra t\u1eeb CPU \u0111\u01b0\u1ee3c n\u01b0\u1edbc h\u1ea5p th\u1ee5).<\/li>\n<\/ul>\n<p>C\u00e1c m\u1ec7nh \u0111\u1ec1<\/p>\n<p>a) B\u1ed9 l\u00e0m m\u00e1t h\u1ea5p th\u1ee5 nhi\u1ec7t t\u1eeb CPU l\u00e0m gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 c\u1ee7a CPU.<\/p>\n<p>b) Nhi\u1ec7t l\u01b0\u1ee3ng CPU t\u1ecfa ra trong m\u1ed9t gi\u1edd khi ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng l\u00e0 $750 \\text{ kJ}$.<\/p>\n<p>c) L\u01b0u l\u01b0\u1ee3ng ch\u1ea5t l\u1ecfng qua b\u1ed9 l\u00e0m m\u00e1t v\u00e0 l\u01b0u l\u01b0\u1ee3ng kh\u00ed do qu\u1ea1t th\u1ed5i quy\u1ebft \u0111\u1ecbnh hi\u1ec7u su\u1ea5t l\u00e0m m\u00e1t c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n<p>d) Ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 c\u1ee7a n\u01b0\u1edbc \u0111\u1ea7u v\u00e0o v\u00e0 \u0111\u1ea7u ra \u1edf b\u1ed9 l\u00e0m m\u00e1t l\u00e0 $6^{\\circ}\\text{C}$.<\/p>\n<p><strong>Ph\u1ea7n III. C\u00e2u tr\u1eafc nghi\u1ec7m tr\u1ea3 l\u1eddi ng\u1eafn. Th\u00ed sinh tr\u1ea3 l\u1eddi t\u1eeb c\u00e2u 1 \u0111\u1ebfn c\u00e2u 6.<\/strong><\/p>\n<p><strong>C\u00e2u 1:<\/strong> [VNA] H\u00ecnh b\u00ean d\u01b0\u1edbi m\u00f4 t\u1ea3 h\u1ec7 th\u1ed1ng s\u01b0\u1edfi b\u1eb1ng n\u01b0\u1edbc n\u00f3ng c\u1ee7a m\u1ed9t c\u0103n ph\u00f2ng. N\u01b0\u1edbc n\u00f3ng \u0111\u01b0\u1ee3c b\u01a1m v\u00e0o c\u00e1c \u0111\u01b0\u1eddng \u1ed1ng b\u00ean trong l\u00f2 s\u01b0\u1edfi. C\u00e1c c\u00e1nh t\u1ea3n nhi\u1ec7t \u0111\u01b0\u1ee3c g\u1eafn v\u00e0o c\u00e1c \u0111\u01b0\u1eddng \u1ed1ng \u0111\u00f3. Kh\u00f4ng kh\u00ed l\u1ea1nh \u0111\u01b0\u1ee3c qu\u1ea1t h\u00fat v\u00e0o \u0111\u1ec3 l\u00f2 s\u01b0\u1edfi, nh\u1eadn nhi\u1ec7t l\u01b0\u1ee3ng v\u00e0 \u0111i ra kh\u1ecfi l\u00f2 s\u01b0\u1edfi l\u00e0 kh\u00f4ng kh\u00ed n\u00f3ng h\u01a1n. Gi\u1ea3 s\u1eed c\u00f3 $600 \\text{ kg}$ n\u01b0\u1edbc n\u00f3ng \u0111i qua l\u00f2 s\u01b0\u1edfi m\u1ed7i gi\u1edd v\u00e0 nhi\u1ec7t \u0111\u1ed9 c\u1ee7a n\u01b0\u1edbc gi\u1ea3m \u0111i $5^{\\circ}\\text{C}$ khi \u0111i qua l\u00f2 s\u01b0\u1edfi. Cho bi\u1ebft nhi\u1ec7t dung ri\u00eang c\u1ee7a n\u01b0\u1edbc l\u00e0 $4200 \\text{ J\/kg.K}$. N\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t \u0111\u01b0\u1ee3c truy\u1ec1n t\u1eeb n\u01b0\u1edbc m\u1ed7i gi\u1edd l\u00e0 bao nhi\u00eau $\\text{MJ}$? (K\u1ebft qu\u1ea3 vi\u1ebft \u0111\u1ebfn ch\u1eef s\u1ed1 th\u1ee9 nh\u1ea5t sau d\u1ea5u ph\u1ea9y th\u1eadp ph\u00e2n).<\/p>\n<p><img alt=\"\" class=\"aligncenter size-full wp-image-4212\" decoding=\"async\" height=\"232\" loading=\"lazy\" sizes=\"auto, (max-width: 342px) 100vw, 342px\" src=\"https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/3-de-kiem-tra-toan-dien-chuong-1-vat-li-nhiet-thay-vu-ngoc-anh-3.jpg\" srcset=\"https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/3-de-kiem-tra-toan-dien-chuong-1-vat-li-nhiet-thay-vu-ngoc-anh-3.jpg 342w, https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/3-de-kiem-tra-toan-dien-chuong-1-vat-li-nhiet-thay-vu-ngoc-anh-3-300x204.jpg 300w\" width=\"342\"\/><\/p>\n<p>\u0110i\u1ec1n \u0111\u00e1p \u00e1n:<\/p>\n<h2><strong>T\u1ea3i 3 \u0111\u1ec1 ki\u1ec3m tra to\u00e0n di\u1ec7n ch\u01b0\u01a1ng 1 V\u1eadt L\u00ed Nhi\u1ec7t Th\u1ea7y V\u0169 Ng\u1ecdc Anh<\/strong><\/h2>\n<p>H\u00e3y t\u1ea3i ngay t\u00e0i li\u1ec7u <strong>3 \u0111\u1ec1 ki\u1ec3m tra to\u00e0n di\u1ec7n ch\u01b0\u01a1ng 1 V\u1eadt L\u00ed Nhi\u1ec7t Th\u1ea7y V\u0169 Ng\u1ecdc Anh<\/strong> \u0111\u1ec3 luy\u1ec7n t\u1eadp, t\u1ef1 tin chinh ph\u1ee5c c\u00e1c b\u00e0i ki\u1ec3m tra v\u00e0 \u0111\u1ea1t k\u1ebft qu\u1ea3 cao nh\u1ea5t!<\/p>\n<p><img alt=\"\" class=\"aligncenter size-full wp-image-4215\" decoding=\"async\" height=\"1131\" loading=\"lazy\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" src=\"https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/De-kiem-tra-toan-dien-Chuong-1-Thay-VNA-De-so-1_page-0001.jpg\" srcset=\"https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/De-kiem-tra-toan-dien-Chuong-1-Thay-VNA-De-so-1_page-0001.jpg 800w, https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/De-kiem-tra-toan-dien-Chuong-1-Thay-VNA-De-so-1_page-0001-212x300.jpg 212w, https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/De-kiem-tra-toan-dien-Chuong-1-Thay-VNA-De-so-1_page-0001-724x1024.jpg 724w, https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/De-kiem-tra-toan-dien-Chuong-1-Thay-VNA-De-so-1_page-0001-768x1086.jpg 768w\" width=\"800\"\/><\/p>\n<p><img alt=\"\" class=\"aligncenter size-full wp-image-4214\" decoding=\"async\" height=\"1131\" loading=\"lazy\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" src=\"https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/De-kiem-tra-toan-dien-Chuong-1-Thay-VNA-De-so-1_page-0002.jpg\" srcset=\"https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/De-kiem-tra-toan-dien-Chuong-1-Thay-VNA-De-so-1_page-0002.jpg 800w, https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/De-kiem-tra-toan-dien-Chuong-1-Thay-VNA-De-so-1_page-0002-212x300.jpg 212w, https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/De-kiem-tra-toan-dien-Chuong-1-Thay-VNA-De-so-1_page-0002-724x1024.jpg 724w, https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/De-kiem-tra-toan-dien-Chuong-1-Thay-VNA-De-so-1_page-0002-768x1086.jpg 768w\" width=\"800\"\/><\/p>\n<p><img alt=\"\" class=\"aligncenter size-full wp-image-4213\" decoding=\"async\" height=\"1131\" loading=\"lazy\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" src=\"https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/De-kiem-tra-toan-dien-Chuong-1-Thay-VNA-De-so-1_page-0003.jpg\" srcset=\"https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/De-kiem-tra-toan-dien-Chuong-1-Thay-VNA-De-so-1_page-0003.jpg 800w, https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/De-kiem-tra-toan-dien-Chuong-1-Thay-VNA-De-so-1_page-0003-212x300.jpg 212w, https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/De-kiem-tra-toan-dien-Chuong-1-Thay-VNA-De-so-1_page-0003-724x1024.jpg 724w, https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/07\/De-kiem-tra-toan-dien-Chuong-1-Thay-VNA-De-so-1_page-0003-768x1086.jpg 768w\" width=\"800\"\/><\/p>\n<p><a class=\"custom-button\" href=\"https:\/\/docs.google.com\/spreadsheets\/d\/19Vpd9JG0n52MK_GBPaAKw3KM33IoqhD-qyXe7q2k3GQ\/edit?gid=0#gid=0\" rel=\"nofollow noopener\" target=\"_blank\">T\u1ea3i 3 \u0111\u1ec1 ki\u1ec3m tra to\u00e0n di\u1ec7n ch\u01b0\u01a1ng 1 V\u1eadt L\u00ed Nhi\u1ec7t Th\u1ea7y V\u0169 Ng\u1ecdc Anh<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>3 \u0111\u1ec1 ki\u1ec3m tra to\u00e0n di\u1ec7n ch\u01b0\u01a1ng 1 V\u1eadt L\u00ed Nhi\u1ec7t Th\u1ea7y V\u0169 Ng\u1ecdc Anh g\u1ed3m 3 \u0111\u1ec1 thi ri\u00eang bi\u1ec7t. M\u1ed7i \u0111\u1ec1 thi \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac m\u1ed9t c\u00e1ch khoa h\u1ecdc, bao g\u1ed3m nhi\u1ec1u d\u1ea1ng c\u00e2u h\u1ecfi t\u1eeb tr\u1eafc nghi\u1ec7m, \u0111\u00fang\/sai \u0111\u1ebfn tr\u1ea3 l\u1eddi ng\u1eafn, gi\u00fap ng\u01b0\u1eddi h\u1ecdc l\u00e0m quen v\u1edbi c\u00e1c d\u1ea1ng b\u00e0i t\u1eadp [&#8230;]\n","protected":false},"author":1,"featured_media":1960,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22],"tags":[40,23],"class_list":["post-762","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vat-ly-12","tag-thay-vu-ngoc-anh","tag-vat-ly-12"],"_links":{"self":[{"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/posts\/762","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/comments?post=762"}],"version-history":[{"count":1,"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/posts\/762\/revisions"}],"predecessor-version":[{"id":1961,"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/posts\/762\/revisions\/1961"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/media\/1960"}],"wp:attachment":[{"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/media?parent=762"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/categories?post=762"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/tags?post=762"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}