{"id":3318,"date":"2021-10-20T16:18:25","date_gmt":"2021-10-20T09:18:25","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=3318"},"modified":"2021-10-22T18:08:45","modified_gmt":"2021-10-22T11:08:45","slug":"cong-suat-la-gi-cong-thuc-tinh-cong-suat-tieu-thu-dong-dien","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/cong-suat-la-gi-cong-thuc-tinh-cong-suat-tieu-thu-dong-dien\/","title":{"rendered":"C\u00f4ng su\u1ea5t l\u00e0 g\u00ec? C\u00f4ng th\u1ee9c t\u00ednh c\u00f4ng su\u1ea5t ti\u00eau th\u1ee5 d\u00f2ng \u0111i\u1ec7n"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c n\u1eafm \u0111\u01b0\u1ee3c c\u00f4ng su\u1ea5t \u0111i\u1ec7n, c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c, h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t\u2026 l\u00e0 g\u00ec gi\u00fap cho ng\u01b0\u1eddi s\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u00ednh to\u00e1n, c\u00e2n \u0111\u1ed1i \u0111\u01b0\u1ee3c m\u1ee9c \u0111i\u1ec7n n\u0103ng ti\u00eau th\u1ee5 v\u00e0 s\u1ed1 ti\u1ec1n ph\u1ea3i chi ti\u00eau cho c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n m\u00e0 m\u00ecnh s\u1eed d\u1ee5ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady c\u00f4ng su\u1ea5t l\u00e0 g\u00ec v\u00e0 c\u00e1ch t\u00ednh c\u00f4ng su\u1ea5t ti\u00eau th\u1ee5 d\u00f2ng \u0111i\u1ec7n nh\u01b0 th\u1ebf n\u00e0o? C\u00f9ng t\u00ecm hi\u1ec3u r\u00f5 h\u01a1n \u1edf b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00e1i ni\u1ec7m c\u00f4ng su\u1ea5t l\u00e0 g\u00ec?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c kh\u00e1i ni\u1ec7m li\u00ean quan \u0111\u1ebfn c\u00f4ng su\u1ea5t<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f4ng su\u1ea5t l\u00e0 g\u00ec?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 th\u00f4ng s\u1ed1 hi\u1ec3n th\u1ecb nh\u1eb1m x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c \u0111i\u1ec7n n\u0103ng ti\u00eau th\u1ee5 c\u1ee7a thi\u1ebft b\u1ecb \u0111i\u1ec7n, \u0111o \u0111\u01b0\u1ee3c trong m\u1ed9t \u0111\u01a1n v\u1ecb th\u1eddi gian.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00e1i ni\u1ec7m c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c l\u00e0 g\u00ec?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">So v\u1edbi kh\u00e1i ni\u1ec7m c\u00f4ng su\u1ea5t n\u00f3i chung, c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c cho bi\u1ebft c\u00f4ng su\u1ea5t c\u1ee7a thi\u1ebft b\u1ecb, d\u1ee5ng c\u1ee5 \u0111\u00f3 trong \u0111i\u1ec1u ki\u1ec7n ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c thi\u1ebft b\u1ecb kh\u00e1c nhau thu\u1ed9c c\u00e1c \u0111o\u1ea1n m\u1ea1ch kh\u00e1c nhau, t\u01b0\u01a1ng \u1ee9ng v\u1edbi \u0111\u00f3 l\u00e0 m\u1ed9t hi\u1ec7u \u0111i\u1ec7n th\u1ebf ri\u00eang. V\u00e0 c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng hi\u1ec7u \u0111i\u1ec7n th\u1ebf \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c nh\u00e2n v\u1edbi c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n ch\u1ea1y qua.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f4ng th\u1ee9c t\u00ednh c\u00f4ng su\u1ea5t n\u00e0y \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u1ed1i v\u1edbi c\u00e1c \u0111\u1ed3 \u0111i\u1ec7n d\u00e2n d\u1ee5ng nh\u01b0: t\u1ee7 l\u1ea1nh, n\u1ed3i c\u01a1m \u0111i\u1ec7n, qu\u1ea1t c\u00e2y\u2026 c\u00f3 ch\u1ea1y qua c\u00e1c \u0111i\u1ec7n tr\u1edf. Ngo\u00e0i ra, \u0111\u1ed1i v\u1edbi c\u00e1c lo\u1ea1i m\u00e1y c\u00f4ng nghi\u1ec7p, c\u00f3 c\u00f4ng su\u1ea5t l\u1edbn h\u01a1n nh\u01b0: m\u00e1y n\u00e9n kh\u00ed, m\u00e1y h\u00fat b\u1ee5i, m\u00e1y r\u1eeda xe\u2026 th\u00ec b\u1ea1n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t l\u00e0 g\u00ec?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t l\u00e0 t\u1ef7 l\u1ec7 c\u00f4ng su\u1ea5t th\u1ef1c \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5 t\u1eeb t\u1ea3i, v\u00e0 t\u1ea3i \u0111\u00f3 c\u00f3 m\u1ee9c c\u00f4ng su\u1ea5t bi\u1ec3u ki\u1ebfn (gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i) n\u1eb1m trong kho\u1ea3ng t\u1eeb -1 \u0111\u1ebfn 1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1ef1a v\u00e0o h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t, ng\u01b0\u1eddi d\u00f9ng x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n l\u00e0 c\u00f3 c\u00f9ng pha hay kh\u00f4ng, t\u1eeb \u0111\u00f3 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ec3 gi\u1ea3m \u0111\u01b0\u1ee3c c\u1ea3 hai y\u1ebfu t\u1ed1 n\u00e0y. Th\u00f4ng th\u01b0\u1eddng, \u0111\u1ed1i v\u1edbi h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t \u00e2m s\u1ebd bi\u1ec3u th\u1ecb thi\u1ebft b\u1ecb \u0111\u00f3 \u0111ang t\u1ea1o ra n\u0103ng l\u01b0\u1ee3ng v\u00e0 ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng b\u1ecb ch\u1ea3y ng\u01b0\u1ee3c v\u1ec1 ngu\u1ed3n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t th\u1ea5p th\u00ec m\u1ee9c \u0111\u1ed9 ti\u00eau hao d\u00f2ng \u0111i\u1ec7n s\u1ebd nhi\u1ec1u h\u01a1n \u0111\u1ed1i v\u1edbi h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t cao. Khi d\u00f2ng \u0111i\u1ec7n cao d\u1eabn t\u1edbi chi ph\u00ed cho c\u00e1c thi\u1ebft b\u1ecb c\u0169ng t\u0103ng theo, \u0111\u1ed3ng th\u1eddi, h\u1ec7 th\u1ed1ng d\u00e2y d\u1eabn l\u1edbn v\u00e0 c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c c\u0169ng b\u1ecb \u1ea3nh h\u01b0\u1edfng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f4ng th\u1ee9c t\u00ednh c\u00f4ng su\u1ea5t<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f4ng su\u1ea5t (vi\u1ebft t\u1eaft l\u00e0 P) \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00f4ng th\u1ef1c hi\u1ec7n (A) trong m\u1ed9t \u0111\u01a1n v\u1ecb th\u1eddi gian (t). C\u1ee5 th\u1ec3 c\u00f4ng th\u1ee9c c\u00f4ng su\u1ea5t nh\u01b0 sau:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P = A\/t<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0 v\u1eady, c\u00f3 th\u1ec3 th\u1ea5y, c\u00e1ch t\u00ednh c\u00f4ng su\u1ea5t ti\u00eau th\u1ee5 r\u1ea5t \u0111\u01a1n gi\u1ea3n, ng\u01b0\u1eddi d\u00f9ng ch\u1ec9 c\u1ea7n x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c c\u00f4ng th\u1ef1c hi\u1ec7n trong 1 kho\u1ea3ng th\u1eddi gian \u0111\u1eb7t s\u1eb5n. Sau \u0111\u00f3 l\u1ea5y c\u00f4ng th\u1ef1c hi\u1ec7n chia cho th\u1eddi gian x\u00e1c \u0111\u1ecbnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00ean c\u1ea1nh \u0111\u00f3, vi\u1ec7c t\u00ednh c\u00f4ng su\u1ea5t \u0111i\u1ec7n c\u0169ng c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00f4ng th\u1ee9c: P = U.I, t\u00edch gi\u1eefa hi\u1ec7u \u0111i\u1ec7n th\u1ebf v\u00e0 c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u01a1n v\u1ecb c\u00f4ng su\u1ea5t \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n qua m\u1ed9t s\u1ed1 k\u00fd hi\u1ec7u sau:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ea7u ti\u00ean l\u00e0 W<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">W \u1edf \u0111\u00e2y \u0111\u01b0\u1ee3c hi\u1ec3u l\u00e0 g\u00ec? \u0110\u00e2y l\u00e0 \u0111\u01a1n v\u1ecb trong h\u1ec7 \u0111o l\u01b0\u1eddng qu\u1ed1c t\u1ebf, gi\u00fap x\u00e1c \u0111\u1ecbnh gi\u00e1 tr\u1ecb c\u1ee7a c\u00f4ng su\u1ea5t. \u0110\u01b0\u1ee3c bi\u1ebft, W l\u00e0 k\u00ed hi\u1ec7u \u0111\u01b0\u1ee3c l\u1ea5y theo t\u00ean c\u1ee7a James Watt (nh\u00e0 ph\u00e1t minh n\u1ed5i ti\u1ebfng ng\u01b0\u1eddi Scotland).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">W \u0111\u01b0\u1ee3c quy \u0111\u1ed5i nh\u01b0 sau:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1 W = 1J\/1 s<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1KW = 1000 W<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1MW = 106W<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ti\u1ebfp theo \u0111\u00f3, \u0111\u01a1n v\u1ecb c\u00f4ng su\u1ea5t c\u00f2n c\u00f3 Wh hay KWh (\u0111\u1ecdc l\u00e0 Kilowatt \u2013 gi\u1edd)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">KWh l\u00e0 g\u00ec? \u0110\u00e2y l\u00e0 th\u01b0\u1edbc \u0111o l\u01b0\u1ee3ng \u0111i\u1ec7n m\u00e0 b\u1ea1n \u0111\u00e3 s\u1eed d\u1ee5ng \u1edf m\u1ed9t thi\u1ebft b\u1ecb c\u1ee5 th\u1ec3 c\u00f3 c\u00f4ng su\u1ea5t l\u00e0 1000 W trong v\u00f2ng m\u1ed9t gi\u1edd \u0111\u1ed3ng h\u1ed3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f4ng su\u1ea5t c\u1ee7a t\u1ee7 l\u1ea1nh<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">KWh l\u00e0 th\u01b0\u1edbc \u0111o n\u0103ng l\u01b0\u1ee3ng, \u0111\u01b0a ra nh\u1eefng th\u00f4ng s\u1ed1 ch\u00ednh x\u00e1c nh\u1ea5t. V\u00ed d\u1ee5, c\u00f4ng su\u1ea5t t\u1ee7 l\u1ea1nh c\u1ee7a nh\u00e0 b\u1ea1n l\u00e0 1000 Wh th\u00ec c\u00f3 th\u1ec3 hi\u1ec3u \u0111\u01a1n gi\u1ea3n l\u00e0 1KWh. Thi\u1ebft b\u1ecb ti\u00eau t\u1ed1n 1KWh n\u0103ng l\u01b0\u1ee3ng trong m\u1ed9t gi\u1edd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ngo\u00e0i ra, ng\u01b0\u1eddi ta c\u0169ng d\u00f9ng \u0111\u01a1n v\u1ecb m\u00e3 l\u1ef1c \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00f4ng su\u1ea5t ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng. N\u00f3 \u0111\u01b0\u1ee3c quy \u0111\u1ed5i nh\u01b0 sau:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1 HP (AnH) = 746W, 1 CV (Ph\u00e1p) = 736W<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00dd ngh\u0129a c\u1ee7a c\u00f4ng su\u1ea5t<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00dd ngh\u0129a c\u00f4ng su\u1ea5t l\u00e0 g\u00ec?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f4ng su\u1ea5t cho bi\u1ebft kh\u1ea3 n\u0103ng th\u1ef1c hi\u1ec7n c\u00f4ng nhanh ho\u1eb7c ch\u1eadm trong m\u1ed9t kho\u1ea3ng th\u1eddi gian x\u00e1c \u0111\u1ecbnh. N\u1ebfu c\u00f4ng su\u1ea5t \u0111o \u0111\u01b0\u1ee3c c\u00e0ng l\u1edbn th\u00ec trong c\u00f9ng kho\u1ea3ng th\u1eddi gian \u0111\u00f3, thi\u1ebft b\u1ecb th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c nhi\u1ec1u c\u00f4ng h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y c\u0169ng l\u00e0 y\u1ebfu t\u1ed1 gi\u00fap so s\u00e1nh gi\u1eefa hai m\u00e1y kh\u00e1c nhau v\u1ec1 kh\u1ea3 n\u0103ng th\u1ef1c hi\u1ec7n c\u00f4ng nhi\u1ec1u hay \u00edt, gi\u00fap ng\u01b0\u1eddi ti\u00eau d\u00f9ng \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh ch\u00ednh x\u00e1c khi ch\u1ecdn mua ho\u1eb7c s\u1eed d\u1ee5ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1eb7c bi\u1ec7t, trong tr\u01b0\u1eddng h\u1ee3p b\u1ea1n mu\u1ed1n mua s\u1eafm nh\u1eefng chi\u1ebfc m\u00e1y \u0111\u1ec3 ph\u1ee5c v\u1ee5 ho\u1ea1t \u0111\u1ed9ng kinh doanh\u2026 nh\u01b0: m\u00e1y r\u1eeda xe, m\u00e1y n\u00e9n kh\u00ed\u2026 th\u00ec y\u1ebfu t\u1ed1 c\u00f4ng su\u1ea5t c\u00e0ng th\u1ec3 hi\u1ec7n r\u00f5 vai tr\u00f2 c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00ean s\u1eed d\u1ee5ng bao nhi\u00eau KWh m\u1ed9t ng\u00e0y l\u00e0 t\u1ed1t?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1eeb c\u00e1ch t\u00ednh c\u00f4ng su\u1ea5t ti\u00eau th\u1ee5, b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c t\u1ed5ng \u0111i\u1ec7n n\u0103ng ti\u00eau th\u1ee5 t\u1eeb c\u00e1c thi\u1ebft b\u1ecb trong gia \u0111\u00ecnh m\u1ed9t ng\u00e0y l\u00e0 bao nhi\u00eau. Tuy nhi\u00ean, r\u1ea5t kh\u00f3 \u0111\u1ec3 \u0111\u01b0a ra con s\u1ed1 c\u1ee5 th\u1ec3 khi s\u1eed d\u1ee5ng bao nhi\u00eau KWh l\u00e0 t\u1ed1t, b\u1edfi n\u00f3 c\u00f2n ph\u1ee5 thu\u1ed9c nhi\u1ec1u v\u00e0o y\u1ebfu t\u1ed1 nh\u01b0: quy m\u00f4, di\u1ec7n t\u00edch c\u0103n ph\u00f2ng, s\u1ed1 th\u00e0nh vi\u00ean trong gia \u0111\u00ecnh v\u00e0 th\u1eddi gian s\u1eed d\u1ee5ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trung b\u00ecnh: Nghi\u00ean c\u1ee9u ch\u1ec9 ra r\u1eb1ng, m\u1ed9t gia \u0111\u00ecnh l\u1edbn g\u1ed3m 4 \u2013 5 ng\u01b0\u1eddi s\u1eed d\u1ee5ng kho\u1ea3ng 4.900 KWh m\u1ed7i n\u0103m. Gia \u0111\u00ecnh nh\u1ecf h\u01a1n, c\u00f3 kho\u1ea3ng 3 ng\u01b0\u1eddi, 3 ph\u00f2ng ng\u1ee7 th\u00ec trung b\u00ecnh s\u1eed d\u1ee5ng x\u1ea5p x\u1ec9 3.200 KWh m\u1ed7i n\u0103m. \u0110\u1ed1i v\u1edbi gia \u0111\u00ecnh nh\u1ecf, g\u1ed3m c\u00f3 1 \u2013 2 ng\u01b0\u1eddi v\u00e0 kho\u1ea3ng 2 ph\u00f2ng ng\u1ee7 th\u00ec ti\u00eau th\u1ee5 kho\u1ea3ng 2.200 KWh m\u1ed7i n\u0103m.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1ef1a v\u00e0o nh\u1eefng s\u1ed1 li\u1ec7u tr\u00ean c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n s\u1eed d\u1ee5ng l\u00e0 m\u1ed9t ngu\u1ed3n tham kh\u1ea3o, \u0111\u1ed1i chi\u1ebfu \u0111\u1ec3 t\u1eeb \u0111\u00f3 \u0111\u1ea3m b\u1ea3o c\u00e2n b\u1eb1ng m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng c\u1ee7a gia \u0111\u00ecnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u00ean \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 th\u00f4ng tin v\u1ec1 \u0111\u1ecbnh ngh\u0129a c\u00f4ng su\u1ea5t, c\u00e1ch t\u00ednh c\u00f4ng su\u1ea5t ti\u00eau th\u1ee5 \u0111i\u1ec7n \u1edf c\u00e1c thi\u1ebft b\u1ecb m\u00e0 b\u1ea1n th\u01b0\u1eddng xuy\u00ean s\u1eed d\u1ee5ng. Hy v\u1ecdng b\u1ea1n c\u00f3 th\u1ec3 n\u1eafm r\u00f5 \u0111\u01b0\u1ee3c c\u00e1ch t\u00ednh n\u00e0y, t\u1eeb \u0111\u00f3 bi\u1ebft \u0111\u01b0\u1ee3c l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng \u0111\u00e3 ti\u00eau th\u1ee5 \u0111\u1ec3 c\u00e2n \u0111\u1ed1i sao cho ph\u00f9 h\u1ee3p nh\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"<p>Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn Vi\u1ec7c n\u1eafm \u0111\u01b0\u1ee3c c\u00f4ng su\u1ea5t \u0111i\u1ec7n, c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c, h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t\u2026 l\u00e0 g\u00ec gi\u00fap cho ng\u01b0\u1eddi s\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u00ednh to\u00e1n, c\u00e2n \u0111\u1ed1i \u0111\u01b0\u1ee3c m\u1ee9c \u0111i\u1ec7n n\u0103ng ti\u00eau th\u1ee5 v\u00e0 s\u1ed1 ti\u1ec1n ph\u1ea3i chi ti\u00eau cho c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n m\u00e0 m\u00ecnh s\u1eed [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[7],"tags":[],"class_list":["post-3318","post","type-post","status-publish","format-standard","hentry","category-vat-ly"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/3318","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=3318"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/3318\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=3318"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=3318"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=3318"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}