{"id":283918,"date":"2023-11-17T19:27:42","date_gmt":"2023-11-17T12:27:42","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=283918"},"modified":"2025-10-17T01:02:29","modified_gmt":"2025-10-16T18:02:29","slug":"cong-thuc-tinh-thoi-gian","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/","title":{"rendered":"T\u1ed5ng H\u1ee3p C\u00f4ng Th\u1ee9c T\u00ednh Th\u1eddi Gian: T\u1eeb C\u01a1 B\u1ea3n \u0110\u1ebfn N\u00e2ng Cao"},"content":{"rendered":"<p>B\u1ea1n \u0111ang c\u1ea7n t\u00ecm\u00a0<strong>c\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian<\/strong>\u00a0\u0111\u1ec3 gi\u1ea3i b\u00e0i t\u1eadp v\u1eadt l\u00fd hay \u1ee9ng d\u1ee5ng v\u00e0o th\u1ef1c t\u1ebf? D\u00f9 l\u00e0 chuy\u1ec3n \u0111\u1ed9ng th\u1eb3ng \u0111\u1ec1u, r\u01a1i t\u1ef1 do hay c\u00f3 gia t\u1ed1c, vi\u1ec7c n\u1eafm v\u1eefng c\u00e1c c\u00f4ng th\u1ee9c n\u00e0y l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng. Trong b\u00e0i vi\u1ebft n\u00e0y, Ho\u00e0ng H\u00e0 Mobile s\u1ebd t\u1ed5ng h\u1ee3p \u0111\u1ea7y \u0111\u1ee7 v\u00e0 chi ti\u1ebft nh\u1ea5t c\u00e1c c\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian, k\u00e8m theo v\u00ed d\u1ee5 d\u1ec5 hi\u1ec3u \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng ngay l\u1eadp t\u1ee9c.<\/p>\n<h2>T\u1ed5ng quan v\u1ec1 v\u1eadn t\u1ed1c<\/h2>\n<p>Tr\u01b0\u1edbc khi \u0111i t\u00ecm hi\u1ec3u s\u00e2u h\u01a1n v\u1ec1 c\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian, v\u1eadn t\u1ed1c v\u00e0 qu\u00e3ng \u0111\u01b0\u1eddng, ch\u00fang ta h\u00e3y c\u00f9ng nhau \u0111i\u1ec3m l\u1ea1i m\u1ed9t s\u1ed1 kh\u00e1i ni\u1ec7m li\u00ean quan \u0111\u1ebfn v\u1eadn t\u1ed1c c\u0169ng nh\u01b0 t\u00ecm xem s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa hai \u0111\u1ea1i l\u01b0\u1ee3ng quen thu\u1ed9c l\u00e0 v\u1eadn t\u1ed1c v\u00e0 t\u1ed1c \u0111\u1ed9.<\/p>\n<h3>V\u1eadn t\u1ed1c l\u00e0 g\u00ec?<\/h3>\n<p data-sourcepos=\"1:1-1:118\">V\u1eadn t\u1ed1c l\u00e0 m\u1ed9t \u0111\u1ea1i l\u01b0\u1ee3ng v\u1eadt l\u00fd \u0111\u1eb7c tr\u01b0ng cho s\u1ef1 nhanh ch\u1eadm v\u00e0 h\u01b0\u1edbng chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a m\u1ed9t v\u1eadt trong kh\u00f4ng gian. V\u1eadn t\u1ed1c \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng t\u1ec9 l\u1ec7 gi\u1eefa qu\u00e3ng \u0111\u01b0\u1eddng m\u00e0 v\u1eadt \u0111\u00e3 di chuy\u1ec3n v\u00e0 th\u1eddi gian m\u00e0 v\u1eadt di chuy\u1ec3n h\u1ebft qu\u00e3ng \u0111\u01b0\u1eddng \u0111\u00f3.<\/p>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-1.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-1-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-1-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-285285 size-full webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-1.jpg\" alt=\"cong-thuc-tinh-thoi-gian-1\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-1.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-1-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-1-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p data-sourcepos=\"5:1-5:73\">Hi\u1ec3u \u0111\u01a1n gi\u1ea3n, v\u1eadn t\u1ed1c l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a hai y\u1ebfu t\u1ed1: \u0111\u1ed9 l\u1edbn v\u00e0 h\u01b0\u1edbng. \u0110\u1ed9 l\u1edbn c\u1ee7a v\u1eadn t\u1ed1c cho bi\u1ebft m\u1ee9c \u0111\u1ed9 nhanh ho\u1eb7c ch\u1eadm c\u1ee7a chuy\u1ec3n \u0111\u1ed9ng v\u00e0 n\u00f3 \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng \u0111\u1ed9 d\u00e0i c\u1ee7a qu\u00e3ng \u0111\u01b0\u1eddng \u0111i \u0111\u01b0\u1ee3c trong m\u1ed9t \u0111\u01a1n v\u1ecb th\u1eddi gian. Trong khi \u0111\u00f3, h\u01b0\u1edbng c\u1ee7a v\u1eadn t\u1ed1c l\u00e0 h\u01b0\u1edbng chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a v\u1eadt. H\u01b0\u1edbng c\u1ee7a v\u1eadn t\u1ed1c \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng g\u00f3c gi\u1eefa v\u1eadn t\u1ed1c v\u00e0 m\u1ed9t h\u01b0\u1edbng tham chi\u1ebfu.<\/p>\n<h3>\u0110\u01a1n v\u1ecb \u0111o v\u1eadn t\u1ed1c<\/h3>\n<p>Th\u00f4ng th\u01b0\u1eddng, ch\u00fang ta s\u1ebd \u0111o v\u1eadn t\u1ed1c theo h\u1ec7 \u0111o l\u01b0\u1eddng SI, \u0111\u00e2y l\u00e0 h\u1ec7 \u0111o l\u01b0\u1eddng qu\u1ed1c t\u1ebf. \u0110\u01a1n v\u1ecb lo l\u01b0\u1eddng n\u00e0y c\u0169ng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng th\u1ed1ng nh\u1ea5t tr\u00ean to\u00e0n th\u1ebf gi\u1edbi nh\u1eb1m gi\u00fap cho vi\u1ec7c \u0111o \u0111\u1ea1c, t\u00ednh to\u00e1n v\u00e0 trao \u0111\u1ed5i th\u00f4ng tin v\u1ec1 v\u1eadn t\u1ed1c tr\u1edf n\u00ean d\u1ec5 d\u00e0ng v\u00e0 thu\u1eadn ti\u1ec7n h\u01a1n.<\/p>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-2.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-2-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-2-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img decoding=\"async\" class=\"aligncenter wp-image-285289 size-full webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-2.jpg\" alt=\"cong-thuc-tinh-thoi-gian-2 \" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-2.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-2-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-2-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p>Trong h\u1ec7 \u0111o l\u01b0\u1eddng SI, v\u1eadn t\u1ed1c \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng \u0111\u01a1n v\u1ecb m\u00e9t tr\u00ean gi\u00e2y (m\/s). Ngo\u00e0i \u0111\u01a1n v\u1ecb m\u00e9t tr\u00ean gi\u00e2y, v\u1eadn t\u1ed1c c\u00f2n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng c\u00e1c \u0111\u01a1n v\u1ecb Kil\u00f4m\u00e9t tr\u00ean gi\u1edd (km\/h).\u00a0\u0110\u00e2y l\u00e0 \u0111\u01a1n v\u1ecb \u0111o v\u1eadn t\u1ed1c ph\u1ed5 bi\u1ebfn trong \u0111\u1eddi s\u1ed1ng, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o v\u1eadn t\u1ed1c c\u1ee7a c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n giao th\u00f4ng nh\u01b0 xe m\u00e1y, \u00f4 t\u00f4, t\u00e0u h\u1ecfa,\u2026<\/p>\n<p class=\"ftwp-heading\">Trong khi \u0111\u00f3, \u1edf m\u1ed9t s\u1ed1 qu\u1ed1c gia tr\u00ean th\u1ebf gi\u1edbi nh\u01b0 M\u1ef9, Canada, v\u00e0 m\u1ed9t s\u1ed1 qu\u1ed1c gia Caribbean, ng\u01b0\u1eddi ta s\u1ebd \u0111o v\u1eadn t\u1ed1c b\u1eb1ng c\u00e1c \u0111\u01a1n v\u1ecb nh\u01b0:<\/p>\n<ul data-sourcepos=\"5:1-11:0\">\n<li data-sourcepos=\"5:1-6:29\">D\u1eb7m tr\u00ean gi\u1edd (mph): \u0110\u00e2y l\u00e0 \u0111\u01a1n v\u1ecb \u0111o v\u1eadn t\u1ed1c ph\u1ed5 bi\u1ebfn nh\u1ea5t trong h\u1ec7 \u0111o l\u01b0\u1eddng Anh, d\u00f9ng \u0111\u1ec3 \u0111o kho\u1ea3ng c\u00e1ch di chuy\u1ec3n m\u1ed9t d\u1eb7m trong m\u1ed9t gi\u1edd. 1 d\u1eb7m tr\u00ean gi\u1edd b\u1eb1ng 1,609344 km tr\u00ean gi\u1edd.<\/li>\n<li data-sourcepos=\"5:1-6:29\">Th\u01b0\u1edbc tr\u00ean gi\u00e2y (ft\/s): \u0110\u00e2y l\u00e0 m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o v\u1eadn t\u1ed1c \u00edt ph\u1ed5 bi\u1ebfn h\u01a1n, d\u00f9ng \u0111\u1ec3 \u0111o kho\u1ea3ng c\u00e1ch di chuy\u1ec3n m\u1ed9t th\u01b0\u1edbc trong m\u1ed9t gi\u00e2y. 1 th\u01b0\u1edbc tr\u00ean gi\u00e2y b\u1eb1ng 0,3048 m tr\u00ean gi\u00e2y.<\/li>\n<\/ul>\n<div>\n<div class=\"image-container hide-from-message-actions ng-star-inserted\">\n<div class=\"mat-mdc-tooltip-trigger overlay-container ng-star-inserted\">\n<div class=\"image-container hide-from-message-actions ng-star-inserted\">\n<h3>So s\u00e1nh s\u1ef1 gi\u1ed1ng nhau v\u00e0 kh\u00e1c nhau gi\u1eefa v\u1eadn t\u1ed1c v\u00e0 t\u1ed1c \u0111\u1ed9<\/h3>\n<p>Khi t\u00ecm hi\u1ec3u v\u1ec1 v\u1eadn t\u1ed1c c\u0169ng nh\u01b0 c\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian, v\u1eadn t\u1ed1c, qu\u00e3ng \u0111\u01b0\u1eddng, \u0111a ph\u1ea7n ch\u00fang ta v\u1eabn kh\u00f4ng ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c ho\u1eb7c c\u00f3 s\u1ef1 nh\u1ea7m l\u1eabn gi\u1eefa hai \u0111\u1ea1i l\u01b0\u1ee3ng quen thu\u1ed9c \u0111\u00f3 ch\u00ednh l\u00e0 v\u1eadn t\u1ed1c v\u00e0 t\u1ed1c \u0111\u1ed9. Tr\u00ean th\u1ef1c t\u1ebf, v\u1eadn t\u1ed1c v\u00e0 t\u1ed1c \u0111\u1ed9 \u0111\u1ec1u l\u00e0 \u0111\u1ea1i l\u01b0\u1ee3ng v\u1eadt l\u00fd \u0111\u1eb7c tr\u01b0ng cho s\u1ef1 nhanh ch\u1eadm c\u1ee7a chuy\u1ec3n \u0111\u1ed9ng m\u1ed9t v\u1eadt trong kh\u00f4ng gian. C\u1ea3 hai \u0111\u1ec1u \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng t\u1ec9 l\u1ec7 gi\u1eefa qu\u00e3ng \u0111\u01b0\u1eddng m\u00e0 v\u1eadt \u0111\u00e3 di chuy\u1ec3n \u0111\u01b0\u1ee3c v\u00e0 th\u1eddi gian m\u00e0 v\u1eadt \u0111\u00e3 m\u1ea5t \u0111\u1ec3 di chuy\u1ec3n h\u1ebft qu\u00e3ng \u0111\u01b0\u1eddng \u0111\u00f3.<\/p>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-3.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-3-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-3-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img decoding=\"async\" class=\"aligncenter wp-image-285295 size-full webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-3.jpg\" alt=\"cong-thuc-tinh-thoi-gian-3 \" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-3.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-3-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-3-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p data-sourcepos=\"1:1-1:121\">\u0110\u00e2y c\u0169ng hai \u0111\u1ea1i l\u01b0\u1ee3ng v\u1eadt l\u00fd c\u00f3 m\u1ed1i li\u00ean h\u1ec7 m\u1eadt thi\u1ebft v\u1edbi nhau, tuy nhi\u00ean, gi\u1eefa ch\u00fang v\u1eabn m\u1ed9t s\u1ed1 \u0111i\u1ec3m kh\u00e1c bi\u1ec7t c\u01a1 b\u1ea3n.<\/p>\n<ul>\n<li data-sourcepos=\"3:1-3:141\">V\u1ec1 m\u1eb7t \u0111\u1ecbnh ngh\u0129a, v\u1eadn t\u1ed1c l\u00e0 m\u1ed9t \u0111\u1ea1i l\u01b0\u1ee3ng vect\u01a1, c\u00f3 ngh\u0129a l\u00e0 v\u1eadn t\u1ed1c c\u00f3 c\u1ea3 \u0111\u1ed9 l\u1edbn v\u00e0 h\u01b0\u1edbng. Trong khi \u0111\u00f3, t\u1ed1c \u0111\u1ed9 l\u00e0 m\u1ed9t \u0111\u1ea1i l\u01b0\u1ee3ng v\u00f4 h\u01b0\u1edbng, ch\u1ec9 c\u00f3 \u0111\u1ed9 l\u1edbn.<\/li>\n<li data-sourcepos=\"5:1-5:172\">V\u1ec1 m\u1eb7t \u00fd ngh\u0129a, v\u1eadn t\u1ed1c th\u1ec3 hi\u1ec7n m\u1ee9c \u0111\u1ed9 nhanh hay ch\u1eadm c\u1ee7a chuy\u1ec3n \u0111\u1ed9ng, \u0111\u1ed3ng th\u1eddi cho bi\u1ebft h\u01b0\u1edbng chuy\u1ec3n \u0111\u1ed9ng. T\u1ed1c \u0111\u1ed9 ch\u1ec9 th\u1ec3 hi\u1ec7n m\u1ee9c \u0111\u1ed9 nhanh hay ch\u1eadm c\u1ee7a chuy\u1ec3n \u0111\u1ed9ng.<\/li>\n<\/ul>\n<p data-sourcepos=\"38:1-38:360\">T\u00f3m l\u1ea1i, v\u1eadn t\u1ed1c v\u00e0 t\u1ed1c \u0111\u1ed9 l\u00e0 hai \u0111\u1ea1i l\u01b0\u1ee3ng v\u1eadt l\u00fd c\u00f3 d\u00f9 c\u00f3 nhi\u1ec1u \u0111i\u1ec3m t\u01b0\u01a1ng \u0111\u1ed3ng, tuy nhi\u00ean, gi\u1eefa ch\u00fang v\u1eabn t\u1ed3n t\u1ea1i m\u1ed9t s\u1ed1 \u0111i\u1ec3m kh\u00e1c bi\u1ec7t c\u01a1 b\u1ea3n. V\u1eadn t\u1ed1c l\u00e0 m\u1ed9t \u0111\u1ea1i l\u01b0\u1ee3ng vect\u01a1, c\u00f3 c\u1ea3 \u0111\u1ed9 l\u1edbn v\u00e0 h\u01b0\u1edbng, th\u1ec3 hi\u1ec7n m\u1ee9c \u0111\u1ed9 nhanh hay ch\u1eadm c\u1ee7a chuy\u1ec3n \u0111\u1ed9ng, \u0111\u1ed3ng th\u1eddi cho bi\u1ebft h\u01b0\u1edbng chuy\u1ec3n \u0111\u1ed9ng. T\u1ed1c \u0111\u1ed9 l\u00e0 m\u1ed9t \u0111\u1ea1i l\u01b0\u1ee3ng v\u00f4 h\u01b0\u1edbng, ch\u1ec9 c\u00f3 \u0111\u1ed9 l\u1edbn, th\u1ec3 hi\u1ec7n m\u1ee9c \u0111\u1ed9 nhanh hay ch\u1eadm c\u1ee7a chuy\u1ec3n \u0111\u1ed9ng.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h2>C\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian trong chuy\u1ec3n \u0111\u1ed9ng th\u1eb3ng \u0111\u1ec1u<\/h2>\n<p>\u0110\u00e2y l\u00e0 c\u00f4ng th\u1ee9c c\u01a1 b\u1ea3n v\u00e0 ph\u1ed5 bi\u1ebfn nh\u1ea5t, \u00e1p d\u1ee5ng khi m\u1ed9t v\u1eadt di chuy\u1ec3n v\u1edbi v\u1eadn t\u1ed1c kh\u00f4ng \u0111\u1ed5i.<picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-4.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-4-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-4-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-285300 size-full webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-4.jpg\" alt=\"cong-thuc-tinh-thoi-gian-4\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-4.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-4-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-4-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p>C\u00f4ng th\u1ee9c:\u00a0<strong>t = s \/ v<\/strong><\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li><strong>t:<\/strong>\u00a0Th\u1eddi gian di chuy\u1ec3n (\u0111\u01a1n v\u1ecb: gi\u1edd (h), ph\u00fat (ph), gi\u00e2y (s))<\/li>\n<li><strong>s:<\/strong>\u00a0Qu\u00e3ng \u0111\u01b0\u1eddng di chuy\u1ec3n (\u0111\u01a1n v\u1ecb: km, m)<\/li>\n<li><strong>v:<\/strong>\u00a0V\u1eadn t\u1ed1c c\u1ee7a v\u1eadt (\u0111\u01a1n v\u1ecb: km\/h, m\/s)<\/li>\n<\/ul>\n<p>T\u1eeb c\u00f4ng th\u1ee9c n\u00e0y, b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng suy ra c\u00f4ng th\u1ee9c t\u00ednh qu\u00e3ng \u0111\u01b0\u1eddng (s = v * t) v\u00e0 v\u1eadn t\u1ed1c (v = s \/ t).<picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-5.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-5-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-5-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-285323 size-full webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-5.jpg\" alt=\"cong-thuc-tinh-thoi-gian-5 \" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-5.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-5-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-5-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h2>C\u00e1c c\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian n\u00e2ng cao<\/h2>\n<p>Trong th\u1ef1c t\u1ebf, kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u00e1c v\u1eadt c\u0169ng chuy\u1ec3n \u0111\u1ed9ng \u0111\u1ec1u. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c c\u00f4ng th\u1ee9c cho nh\u1eefng tr\u01b0\u1eddng h\u1ee3p ph\u1ee9c t\u1ea1p h\u01a1n.<\/p>\n<h4><strong>a. Chuy\u1ec3n \u0111\u1ed9ng th\u1eb3ng bi\u1ebfn \u0111\u1ed5i \u0111\u1ec1u (c\u00f3 gia t\u1ed1c)<\/strong><\/h4>\n<p>\u00c1p d\u1ee5ng khi v\u1eadn t\u1ed1c c\u1ee7a v\u1eadt thay \u0111\u1ed5i \u0111\u1ec1u theo th\u1eddi gian. \u0110\u1ec3 t\u00ednh th\u1eddi gian, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c:<\/p>\n<p>C\u00f4ng th\u1ee9c:\u00a0<strong>t = (v &#8211; v\u2080) \/ a<\/strong><\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li><strong>v:<\/strong>\u00a0V\u1eadn t\u1ed1c l\u00fac cu\u1ed1i<\/li>\n<li><strong>v\u2080:<\/strong>\u00a0V\u1eadn t\u1ed1c l\u00fac \u0111\u1ea7u<\/li>\n<li><strong>a:<\/strong>\u00a0Gia t\u1ed1c c\u1ee7a v\u1eadt<\/li>\n<\/ul>\n<h4><strong>b. Th\u1eddi gian r\u01a1i t\u1ef1 do<\/strong><\/h4>\n<p>Khi m\u1ed9t v\u1eadt \u0111\u01b0\u1ee3c th\u1ea3 r\u01a1i kh\u00f4ng v\u1eadn t\u1ed1c \u0111\u1ea7u t\u1eeb m\u1ed9t \u0111\u1ed9 cao nh\u1ea5t \u0111\u1ecbnh, th\u1eddi gian v\u1eadt ch\u1ea1m \u0111\u1ea5t \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00f4ng th\u1ee9c:<\/p>\n<p>C\u00f4ng th\u1ee9c:\u00a0<strong>t = \u221a(2h \/ g)<\/strong><\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li><strong>h:<\/strong>\u00a0\u0110\u1ed9 cao n\u01a1i th\u1ea3 v\u1eadt (m)<\/li>\n<li><strong>g:<\/strong>\u00a0Gia t\u1ed1c tr\u1ecdng tr\u01b0\u1eddng (th\u01b0\u1eddng l\u1ea5y x\u1ea5p x\u1ec9 9,8 m\/s\u00b2 ho\u1eb7c 10 m\/s\u00b2)<\/li>\n<\/ul>\n<div>\n<div class=\"image-container hide-from-message-actions ng-star-inserted\">\n<div class=\"mat-mdc-tooltip-trigger overlay-container ng-star-inserted\">\n<div class=\"image-container hide-from-message-actions ng-star-inserted\">\n<h2>C\u00e1c l\u01b0u \u00fd quan tr\u1ecdng khi \u00e1p d\u1ee5ng c\u00f4ng th\u1ee9c<\/h2>\n<ul>\n<li><strong>\u0110\u1ed3ng nh\u1ea5t \u0111\u01a1n v\u1ecb:<\/strong>\u00a0\u0110\u00e2y l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t. N\u1ebfu v\u1eadn t\u1ed1c t\u00ednh b\u1eb1ng km\/h th\u00ec qu\u00e3ng \u0111\u01b0\u1eddng ph\u1ea3i l\u00e0 km v\u00e0 th\u1eddi gian l\u00e0 gi\u1edd. N\u1ebfu sai \u0111\u01a1n v\u1ecb, k\u1ebft qu\u1ea3 s\u1ebd sai ho\u00e0n to\u00e0n. Lu\u00f4n ki\u1ec3m tra v\u00e0 quy \u0111\u1ed5i \u0111\u01a1n v\u1ecb tr\u01b0\u1edbc khi t\u00ednh.<\/li>\n<li><strong>X\u00e1c \u0111\u1ecbnh \u0111\u00fang lo\u1ea1i chuy\u1ec3n \u0111\u1ed9ng:<\/strong>\u00a0B\u00e0i to\u00e1n thu\u1ed9c d\u1ea1ng chuy\u1ec3n \u0111\u1ed9ng th\u1eb3ng \u0111\u1ec1u, bi\u1ebfn \u0111\u1ed5i \u0111\u1ec1u hay r\u01a1i t\u1ef1 do? Vi\u1ec7c x\u00e1c \u0111\u1ecbnh sai s\u1ebd d\u1eabn \u0111\u1ebfn \u00e1p d\u1ee5ng sai c\u00f4ng th\u1ee9c.<\/li>\n<li><strong>Xem x\u00e9t c\u00e1c y\u1ebfu t\u1ed1 ph\u1ee5:<\/strong>\u00a0Trong c\u00e1c b\u00e0i to\u00e1n th\u1ef1c t\u1ebf, c\u1ea7n tr\u1eeb \u0111i th\u1eddi gian ngh\u1ec9 (n\u1ebfu c\u00f3) \u0111\u1ec3 ra th\u1eddi gian di chuy\u1ec3n th\u1ef1c t\u1ebf.<\/li>\n<li><strong>Ki\u1ec3m tra l\u1ea1i k\u1ebft qu\u1ea3:<\/strong>\u00a0Sau khi t\u00ednh to\u00e1n, h\u00e3y th\u1eed nh\u1ea9m l\u1ea1i xem k\u1ebft qu\u1ea3 c\u00f3 h\u1ee3p l\u00fd v\u1edbi th\u1ef1c t\u1ebf kh\u00f4ng. V\u00ed d\u1ee5, \u0111i 100km m\u00e0 ch\u1ec9 m\u1ea5t 10 ph\u00fat l\u00e0 v\u00f4 l\u00fd.<\/li>\n<\/ul>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-6.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-6-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-6-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-285327 size-full webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-6.jpg\" alt=\"cong-thuc-tinh-thoi-gian-6 \" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-6.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-6-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-6-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<div>\n<div class=\"image-container hide-from-message-actions ng-star-inserted\">\n<div class=\"mat-mdc-tooltip-trigger overlay-container ng-star-inserted\">\n<div class=\"image-container hide-from-message-actions ng-star-inserted\">\n<div class=\"mat-mdc-tooltip-trigger overlay-container ng-star-inserted\">\n<h2>\u1ee8ng d\u1ee5ng c\u1ee7a c\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian trong \u0111\u1eddi s\u1ed1ng<\/h2>\n<p>C\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian kh\u00f4ng ch\u1ec9 c\u00f3 trong s\u00e1ch v\u1edf m\u00e0 c\u00f2n \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i:<\/p>\n<ul>\n<li><strong>Trong giao th\u00f4ng:<\/strong>\u00a0\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ebfn n\u01a1i c\u1ee7a m\u1ed9t chuy\u1ebfn \u0111i, gi\u00fap Google Maps v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec1u h\u01b0\u1edbng t\u00ednh to\u00e1n l\u1ed9 tr\u00ecnh t\u1ed1i \u01b0u.<\/li>\n<li><strong>Trong x\u00e2y d\u1ef1ng:<\/strong>\u00a0T\u00ednh to\u00e1n th\u1eddi gian ho\u00e0n th\u00e0nh m\u1ed9t c\u00f4ng \u0111o\u1ea1n, v\u00ed d\u1ee5 nh\u01b0 th\u1eddi gian m\u00e1y x\u00fac di chuy\u1ec3n \u0111\u1ea5t \u0111\u00e1.<\/li>\n<li><strong>Trong khoa h\u1ecdc v\u00e0 k\u1ef9 thu\u1eadt:<\/strong>\u00a0T\u00ednh to\u00e1n th\u1eddi gian m\u1ed9t t\u00ean l\u1eeda bay t\u1edbi qu\u1ef9 \u0111\u1ea1o, th\u1eddi gian m\u1ed9t t\u00edn hi\u1ec7u truy\u1ec1n \u0111i.<\/li>\n<li><strong>Trong th\u1ec3 thao:<\/strong>\u00a0T\u00ednh to\u00e1n th\u1eddi gian c\u1ea7n thi\u1ebft \u0111\u1ec3 m\u1ed9t v\u1eadn \u0111\u1ed9ng vi\u00ean ho\u00e0n th\u00e0nh c\u1ef1 ly ch\u1ea1y v\u1edbi m\u1ed9t t\u1ed1c \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h2>M\u1ed9t s\u1ed1 b\u00e0i to\u00e1n \u0111\u1ec3 \u00e1p d\u1ee5ng c\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian, v\u1eadn t\u1ed1c, qu\u00e3ng \u0111\u01b0\u1eddng<\/h2>\n<p>Trong ph\u1ea7n n\u00e0y, ch\u00fang ta s\u1ebd c\u00f9ng nhau \u0111i t\u00ecm l\u1eddi gi\u1ea3i cho m\u1ed9t s\u1ed1 b\u00e0i to\u00e1n \u00e1p d\u1ee5ng c\u00e1c c\u00f4ng th\u1ee9c t\u00ednh nh\u1eefng \u0111\u1ea1i l\u01b0\u1ee3ng tr\u00ean nh\u00e9!<\/p>\n<h3>V\u00ed d\u1ee5 \u0111\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00f4ng th\u1ee9c t\u00ednh v\u1eadn t\u1ed1c<\/h3>\n<p><strong>B\u00e0i 1:<\/strong> M\u1ed9t xe m\u00e1y b\u1eaft \u0111\u1ea7u kh\u1edfi h\u00e0nh t\u1eeb \u0111i\u1ec3m A v\u00e0o l\u00fac 8 gi\u1edd 30 ph\u00fat v\u00e0 \u0111\u1ebfn \u0111i\u1ec3m B v\u00e0o l\u00fac 10 gi\u1edd 30 ph\u00fat. T\u1eeb nh\u1eefng d\u1eef li\u1ec7u tr\u00ean, t\u00ednh v\u1eadn t\u1ed1c c\u1ee7a xe m\u00e1y, bi\u1ebft qu\u00e3ng \u0111\u01b0\u1eddng AB d\u00e0i 150 km.<\/p>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-7.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-7-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-7-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-285336 size-full webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-7.jpg\" alt=\"cong-thuc-tinh-thoi-gian-7\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-7.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-7-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-7-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<div>\n<p><strong>Tr\u1ea3 l\u1eddi:<\/strong><\/p>\n<p>Th\u1eddi gian \u0111\u1ec3 xe m\u00e1y di chuy\u1ec3n t\u1eeb \u0111i\u1ec3m A t\u1edbi \u0111i\u1ec3m B l\u00e0: 10 gi\u1edd 30 ph\u00fat &#8211; 8 gi\u1edd 30 ph\u00fat = 2 gi\u1edd<\/p>\n<p>V\u1eadn t\u1ed1c c\u1ee7a xe m\u00e1y l\u00e0: v = S\/t = 150 : 2 = 75 (km\/h)<\/p>\n<p><strong>\u0110\u00e1p s\u1ed1:<\/strong> 75 (km\/gi\u1edd)<\/p>\n<h3>V\u00ed d\u1ee5 \u0111\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian<\/h3>\n<p><strong>B\u00e0i 2:<\/strong><span style=\"font-size: 16px;\"> Cho bi\u1ebft qu\u00e3ng \u0111\u01b0\u1eddng t\u1eeb \u0111i\u1ec3m A \u0111\u1ebfn \u0111i\u1ec3m B d\u00e0i 100 km. M\u1ed9t xe \u0111\u1ea7u k\u00e9o di chuy\u1ec3n v\u1edbi v\u1eadn t\u1ed1c 50 km\/h v\u00e0 \u0111\u1ebfn \u0111i\u1ec3m B v\u00e0o l\u00fac 11 gi\u1edd 30 ph\u00fat s\u00e1ng. H\u1ecfi chi\u1ebfc xe \u0111\u1ea7u k\u00e9o n\u00e0y \u0111\u00e3 \u0111i t\u1eeb \u0111i\u1ec3m A v\u00e0o l\u00fac m\u1ea5y gi\u1edd, bi\u1ebft r\u1eb1ng trong kho\u1ea3ng th\u1eddi gian di chuy\u1ec3n, xe \u0111\u00e3 d\u1eebng d\u1ecdc \u0111\u01b0\u1eddng ngh\u1ec9 ng\u01a1i 20 ph\u00fat.<\/span><\/p>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-8.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-8-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-8-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-285344 size-full webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-8.jpg\" alt=\"cong-thuc-tinh-thoi-gian-8\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-8.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-8-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-8-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p><strong>Tr\u1ea3 l\u1eddi:<\/strong><\/p>\n<p>Th\u1eddi gian xe \u0111\u1ea7u k\u00e9o di chuy\u1ec3n t\u1eeb A \u0111\u1ebfn B (kh\u00f4ng t\u00ednh th\u1eddi gian xe d\u1eebng ngh\u1ec9 d\u1ecdc \u0111\u01b0\u1eddng) l\u00e0:<\/p>\n<p>t = s\/v = 100\/50 = 2 gi\u1edd<\/p>\n<p>Th\u1eddi gian xe \u0111\u1ea7u k\u00e9o di chuy\u1ec3n t\u1eeb A \u0111\u1ebfn B (t\u00ednh th\u00eam c\u1ea3 th\u1eddi gian xe d\u1eebng ngh\u1ec9 \u0111\u1ecdc \u0111\u01b0\u1eddng) l\u00e0:<\/p>\n<p>2 gi\u1edd + 20 ph\u00fat = 2 gi\u1edd 20 ph\u00fat<\/p>\n<p>Nh\u01b0 v\u1eady, xe \u0111\u1ea7u k\u00e9o s\u1ebd xu\u1ea5t ph\u00e1t t\u1ea1i \u0111i\u1ec3m A t\u1eeb l\u00fac: 11 gi\u1edd 30 ph\u00fat &#8211; 2 gi\u1edd 20 ph\u00fat = 9 gi\u1edd 10 ph\u00fat<\/p>\n<p><strong>\u0110\u00e1p s\u1ed1:<\/strong> 9 gi\u1edd 10 ph\u00fat<\/p>\n<h3>V\u00ed d\u1ee5 \u0111\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00f4ng th\u1ee9c t\u00ednh qu\u00e3ng \u0111\u01b0\u1eddng<\/h3>\n<p><strong>B\u00e0i 3:<\/strong> Cho bi\u1ebft m\u1ed9t xe \u0111\u1ea7u k\u00e9o di chuy\u1ec3n v\u1edbi v\u1eadn t\u1ed1c 45 km\/gi\u1edd, b\u1eaft \u0111\u1ea7u di chuy\u1ec3n t\u1eeb \u0111i\u1ec3m A v\u00e0o l\u00fac 7 gi\u1edd 30 ph\u00fat s\u00e1ng v\u00e0 xe \u0111\u1ebfn \u0111\u1ebfn B v\u00e0o l\u00fac 15 gi\u1edd 50 ph\u00fat chi\u1ec1u. H\u1ecfi qu\u00e3ng \u0111\u01b0\u1eddng m\u00e0 xe \u0111\u1ea7u k\u00e9o \u0111\u00e3 di chuy\u1ec3n d\u00e0i bao nhi\u00eau, bi\u1ebft r\u1eb1ng trong \u0111o\u1ea1n \u0111\u01b0\u1eddng t\u1eeb A \u0111\u1ebfn B, xe c\u00f3 d\u1eebng l\u1ea1i ngh\u1ec9 1 gi\u1edd 20 ph\u00fat.<\/p>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-9.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-9-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-9-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-285332 size-full webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-9.jpg\" alt=\"cong-thuc-tinh-thoi-gian-9\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-9.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-9-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian-9-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p><strong>Tr\u1ea3 l\u1eddi:\u00a0<\/strong><\/p>\n<p>Th\u1eddi gian m\u00e0 xe \u0111\u1ea7u k\u00e9o \u0111i v\u00e0 ngh\u1ec9 d\u1ecdc \u0111\u01b0\u1eddng l\u00e0: 15 gi\u1edd 50 ph\u00fat &#8211; 7 gi\u1edd 30 ph\u00fat s\u00e1ng = 8 gi\u1edd 20 ph\u00fat<\/p>\n<p>Th\u1eddi gian m\u00e0 chi\u1ebfc xe \u0111\u1ea7u k\u00e9o l\u0103n b\u00e1nh tr\u00ean \u0111\u01b0\u1eddng l\u00e0: 8 gi\u1edd 20 ph\u00fat &#8211; 1 gi\u1edd 20 ph\u00fat = 7 gi\u1edd<\/p>\n<p>Qu\u00e3ng \u0111\u01b0\u1eddng m\u00e0 xe \u0111\u1ea7u k\u00e9o \u0111\u00e3 di chuy\u1ec3n t\u1eeb \u0111i\u1ec3m A \u0111\u1ebfn \u0111i\u1ec3m B l\u00e0: S = v x t = 45 x 7 = 315 (km)<\/p>\n<p><strong>\u0110\u00e1p s\u1ed1:<\/strong> 315 (km)<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p data-sourcepos=\"141:1-141:114\">Ngo\u00e0i ra, b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 t\u1ef1 \u0111\u1eb7t ra c\u00e1c b\u00e0i to\u00e1n kh\u00e1c \u0111\u1ec3 luy\u1ec7n t\u1eadp. Khi gi\u1ea3i b\u00e0i to\u00e1n, b\u1ea1n c\u1ea7n l\u01b0u \u00fd c\u00e1c \u0111i\u1ec1u sau:<\/p>\n<ul data-sourcepos=\"143:1-146:49\">\n<li data-sourcepos=\"143:1-143:81\">Ki\u1ec3m tra xem c\u00e1c th\u00f4ng tin cho trong b\u00e0i to\u00e1n c\u00f3 \u0111\u1ea7y \u0111\u1ee7 v\u00e0 ch\u00ednh x\u00e1c hay kh\u00f4ng.<\/li>\n<li data-sourcepos=\"144:1-144:35\">X\u00e1c \u0111\u1ecbnh \u0111\u1ea1i l\u01b0\u1ee3ng c\u1ea7n t\u00ecm l\u00e0 g\u00ec.<\/li>\n<li data-sourcepos=\"145:1-145:45\">S\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c ph\u00f9 h\u1ee3p \u0111\u1ec3 gi\u1ea3i b\u00e0i to\u00e1n.<\/li>\n<li data-sourcepos=\"146:1-146:49\">Ki\u1ec3m tra l\u1ea1i k\u1ebft qu\u1ea3 m\u1ed9t c\u00e1ch k\u0129 l\u01b0\u1ee1ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh ch\u00ednh x\u00e1c.<\/li>\n<\/ul>\n<p data-sourcepos=\"38:1-38:360\">Nh\u01b0 v\u1eady, th\u00f4ng qua ba b\u00e0i to\u00e1n chi ti\u1ebft tr\u00ean, ch\u00fang t\u00f4i hy v\u1ecdng r\u1eb1ng c\u00e1c b\u1ea1n s\u1ebd hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00e1c c\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian, v\u1eadn t\u1ed1c, qu\u00e3ng \u0111\u01b0\u1eddng v\u00e0 bi\u1ebft c\u00e1ch \u00e1p d\u1ee5ng c\u00e1c c\u00f4ng th\u1ee9c n\u00e0y v\u00e0o trong c\u00e1c b\u00e0i t\u00ednh to\u00e1n.<\/p>\n<h2 data-sourcepos=\"38:1-38:360\">T\u1ed5ng k\u1ebft<\/h2>\n<p>Tr\u00ean \u0111\u00e2y l\u00e0 to\u00e0n b\u1ed9 th\u00f4ng tin chi ti\u1ebft v\u1ec1 kh\u00e1i ni\u1ec7m v\u1eadn t\u1ed1c c\u0169ng nh\u01b0 c\u00e1c c\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian, v\u1eadn t\u1ed1c, qu\u00e3ng \u0111\u01b0\u1eddng c\u01a1 b\u1ea3n nh\u1ea5t. Hy v\u1ecdng r\u1eb1ng nh\u1eefng th\u00f4ng tin n\u00e0y s\u1ebd gi\u00fap b\u1ea1n m\u1edf mang th\u00eam v\u1ed1n ki\u1ebfn th\u1ee9c c\u1ee7a m\u00ecnh ho\u1eb7c \u0111\u01a1n gi\u1ea3n l\u00e0 \u0111\u1ec3 \u00e1p d\u1ee5ng v\u00e0o c\u00e1c b\u00e0i to\u00e1n. B\u00ean c\u1ea1nh \u0111\u00f3, vi\u1ec7c n\u1eafm v\u1eefng kh\u00e1i ni\u1ec7m v\u1eadn t\u1ed1c c\u0169ng l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 hi\u1ec3u r\u00f5 c\u00e1c v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a c\u00e1c v\u1eadt th\u1ec3 trong kh\u00f4ng gian. N\u1ebfu mu\u1ed1n bi\u1ebft th\u00eam v\u1ec1 nh\u1eefng ki\u1ebfn th\u1ee9c, th\u1ee7 thu\u1eadt, m\u1eb9o hay c\u0169ng nh\u01b0 c\u1eadp nh\u1eadt th\u00f4ng tin v\u1ec1 \u0111\u1eddi s\u1ed1ng c\u00f4ng ngh\u1ec7, b\u1ea1n h\u00e3y theo d\u00f5i trang web c\u1ee7a <strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/\">Ho\u00e0ng H\u00e0 Mobile<\/a><\/strong> \u0111\u1ec3 t\u00ecm hi\u1ec3u th\u00eam nh\u00e9!<\/p>\n<p data-sourcepos=\"38:1-38:360\"><strong>Xem th\u00eam:\u00a0<\/strong><\/p>\n<ul>\n<li class=\"elementor-heading-title elementor-size-default\"><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/cach-tinh-thue-thu-nhap-ca-nhan\/\">H\u01b0\u1edbng d\u1eabn c\u00e1ch t\u00ednh thu\u1ebf thu nh\u1eadp c\u00e1 nh\u00e2n theo \u0111\u00fang quy \u0111\u1ecbnh m\u1edbi nh\u1ea5t n\u0103m 2023<\/a><\/strong><\/li>\n<li class=\"elementor-heading-title elementor-size-default\"><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/tinh-tuoi-trong-excel\/\">Minh h\u1ecda 8 c\u00e1ch t\u00ednh tu\u1ed5i trong Excel nhanh ch\u00f3ng, \u0111\u01a1n gi\u1ea3n, ch\u00ednh x\u00e1c<\/a><\/strong><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>B\u1ea1n \u0111ang c\u1ea7n t\u00ecm\u00a0c\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian\u00a0\u0111\u1ec3 gi\u1ea3i b\u00e0i t\u1eadp v\u1eadt l\u00fd hay \u1ee9ng d\u1ee5ng v\u00e0o th\u1ef1c t\u1ebf? D\u00f9 l\u00e0 chuy\u1ec3n \u0111\u1ed9ng th\u1eb3ng \u0111\u1ec1u, r\u01a1i t\u1ef1 do hay c\u00f3 gia t\u1ed1c, vi\u1ec7c n\u1eafm v\u1eefng c\u00e1c c\u00f4ng th\u1ee9c n\u00e0y l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng. Trong b\u00e0i vi\u1ebft n\u00e0y, Ho\u00e0ng H\u00e0 Mobile s\u1ebd t\u1ed5ng h\u1ee3p \u0111\u1ea7y [&hellip;]<\/p>\n","protected":false},"author":70,"featured_media":285385,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29235,3910],"tags":[],"class_list":["post-283918","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goc-to-mo","category-kham-pha"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.2 (Yoast SEO v24.2) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C\u00f4ng Th\u1ee9c T\u00ednh Th\u1eddi Gian (V\u1eadt L\u00fd &amp; Th\u1ef1c T\u1ebf) - D\u1ec5 Hi\u1ec3u &amp; \u0110\u1ea7y \u0110\u1ee7 Nh\u1ea5t<\/title>\n<meta name=\"description\" content=\"T\u1ed5ng h\u1ee3p \u0111\u1ea7y \u0111\u1ee7 c\u00e1c c\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian trong chuy\u1ec3n \u0111\u1ed9ng th\u1eb3ng \u0111\u1ec1u, bi\u1ebfn \u0111\u1ed5i \u0111\u1ec1u, r\u01a1i t\u1ef1 do k\u00e8m v\u00ed d\u1ee5 minh h\u1ecda v\u00e0 b\u00e0i t\u1eadp v\u1eadn d\u1ee5ng chi ti\u1ebft. T\u00ecm hi\u1ec3u ngay!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"T\u1ed5ng H\u1ee3p C\u00f4ng Th\u1ee9c T\u00ednh Th\u1eddi Gian: T\u1eeb C\u01a1 B\u1ea3n \u0110\u1ebfn N\u00e2ng Cao\" \/>\n<meta property=\"og:description\" content=\"T\u1ed5ng h\u1ee3p \u0111\u1ea7y \u0111\u1ee7 c\u00e1c c\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian trong chuy\u1ec3n \u0111\u1ed9ng th\u1eb3ng \u0111\u1ec1u, bi\u1ebfn \u0111\u1ed5i \u0111\u1ec1u, r\u01a1i t\u1ef1 do k\u00e8m v\u00ed d\u1ee5 minh h\u1ecda v\u00e0 b\u00e0i t\u1eadp v\u1eadn d\u1ee5ng chi ti\u1ebft. T\u00ecm hi\u1ec3u ngay!\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/\" \/>\n<meta property=\"og:site_name\" content=\"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/hoanghamobilecom\" \/>\n<meta property=\"article:published_time\" content=\"2023-11-17T12:27:42+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-16T18:02:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"628\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Ho\u00e0ng T\u00ecnh\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"Ho\u00e0ng T\u00ecnh\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"14 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/\"},\"author\":{\"name\":\"Ho\u00e0ng T\u00ecnh\",\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/#\/schema\/person\/985f7044676f9c0955d7e5749c279b5d\"},\"headline\":\"T\u1ed5ng H\u1ee3p C\u00f4ng Th\u1ee9c T\u00ednh Th\u1eddi Gian: T\u1eeb C\u01a1 B\u1ea3n \u0110\u1ebfn N\u00e2ng Cao\",\"datePublished\":\"2023-11-17T12:27:42+00:00\",\"dateModified\":\"2025-10-16T18:02:29+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/\"},\"wordCount\":3112,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/#organization\"},\"image\":{\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian.jpg\",\"articleSection\":[\"G\u00f3c t\u00f2 m\u00f2\",\"Kh\u00e1m Ph\u00e1\"],\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/#respond\"]}],\"copyrightYear\":\"2023\",\"copyrightHolder\":{\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/\",\"url\":\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/\",\"name\":\"C\u00f4ng Th\u1ee9c T\u00ednh Th\u1eddi Gian (V\u1eadt L\u00fd & Th\u1ef1c T\u1ebf) - D\u1ec5 Hi\u1ec3u & \u0110\u1ea7y \u0110\u1ee7 Nh\u1ea5t\",\"isPartOf\":{\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian.jpg\",\"datePublished\":\"2023-11-17T12:27:42+00:00\",\"dateModified\":\"2025-10-16T18:02:29+00:00\",\"description\":\"T\u1ed5ng h\u1ee3p \u0111\u1ea7y \u0111\u1ee7 c\u00e1c c\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian trong chuy\u1ec3n \u0111\u1ed9ng th\u1eb3ng \u0111\u1ec1u, bi\u1ebfn \u0111\u1ed5i \u0111\u1ec1u, r\u01a1i t\u1ef1 do k\u00e8m v\u00ed d\u1ee5 minh h\u1ecda v\u00e0 b\u00e0i t\u1eadp v\u1eadn d\u1ee5ng chi ti\u1ebft. T\u00ecm hi\u1ec3u ngay!\",\"breadcrumb\":{\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/#breadcrumb\"},\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/#primaryimage\",\"url\":\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian.jpg\",\"contentUrl\":\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian.jpg\",\"width\":1200,\"height\":628},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Trang ch\u1ee7\",\"item\":\"https:\/\/hoanghamobile.com\/tin-tuc\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"T\u1ed5ng H\u1ee3p C\u00f4ng Th\u1ee9c T\u00ednh Th\u1eddi Gian: T\u1eeb C\u01a1 B\u1ea3n \u0110\u1ebfn N\u00e2ng Cao\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/#website\",\"url\":\"https:\/\/hoanghamobile.com\/tin-tuc\/\",\"name\":\"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/hoanghamobile.com\/tin-tuc\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"vi\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/#organization\",\"name\":\"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile\",\"url\":\"https:\/\/hoanghamobile.com\/tin-tuc\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2021\/12\/logo-text.png\",\"contentUrl\":\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2021\/12\/logo-text.png\",\"width\":256,\"height\":37,\"caption\":\"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile\"},\"image\":{\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/hoanghamobilecom\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/#\/schema\/person\/985f7044676f9c0955d7e5749c279b5d\",\"name\":\"Ho\u00e0ng T\u00ecnh\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/43d0cc0d9bb533a78c213eee628b7035?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/43d0cc0d9bb533a78c213eee628b7035?s=96&d=mm&r=g\",\"caption\":\"Ho\u00e0ng T\u00ecnh\"},\"url\":\"https:\/\/hoanghamobile.com\/tin-tuc\/author\/hoang-tinh\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"C\u00f4ng Th\u1ee9c T\u00ednh Th\u1eddi Gian (V\u1eadt L\u00fd & Th\u1ef1c T\u1ebf) - D\u1ec5 Hi\u1ec3u & \u0110\u1ea7y \u0110\u1ee7 Nh\u1ea5t","description":"T\u1ed5ng h\u1ee3p \u0111\u1ea7y \u0111\u1ee7 c\u00e1c c\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian trong chuy\u1ec3n \u0111\u1ed9ng th\u1eb3ng \u0111\u1ec1u, bi\u1ebfn \u0111\u1ed5i \u0111\u1ec1u, r\u01a1i t\u1ef1 do k\u00e8m v\u00ed d\u1ee5 minh h\u1ecda v\u00e0 b\u00e0i t\u1eadp v\u1eadn d\u1ee5ng chi ti\u1ebft. T\u00ecm hi\u1ec3u ngay!","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/","og_locale":"vi_VN","og_type":"article","og_title":"T\u1ed5ng H\u1ee3p C\u00f4ng Th\u1ee9c T\u00ednh Th\u1eddi Gian: T\u1eeb C\u01a1 B\u1ea3n \u0110\u1ebfn N\u00e2ng Cao","og_description":"T\u1ed5ng h\u1ee3p \u0111\u1ea7y \u0111\u1ee7 c\u00e1c c\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian trong chuy\u1ec3n \u0111\u1ed9ng th\u1eb3ng \u0111\u1ec1u, bi\u1ebfn \u0111\u1ed5i \u0111\u1ec1u, r\u01a1i t\u1ef1 do k\u00e8m v\u00ed d\u1ee5 minh h\u1ecda v\u00e0 b\u00e0i t\u1eadp v\u1eadn d\u1ee5ng chi ti\u1ebft. T\u00ecm hi\u1ec3u ngay!","og_url":"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/","og_site_name":"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile","article_publisher":"https:\/\/www.facebook.com\/hoanghamobilecom","article_published_time":"2023-11-17T12:27:42+00:00","article_modified_time":"2025-10-16T18:02:29+00:00","og_image":[{"width":1200,"height":628,"url":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian.jpg","type":"image\/jpeg"}],"author":"Ho\u00e0ng T\u00ecnh","twitter_card":"summary_large_image","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"Ho\u00e0ng T\u00ecnh","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"14 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/#article","isPartOf":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/"},"author":{"name":"Ho\u00e0ng T\u00ecnh","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#\/schema\/person\/985f7044676f9c0955d7e5749c279b5d"},"headline":"T\u1ed5ng H\u1ee3p C\u00f4ng Th\u1ee9c T\u00ednh Th\u1eddi Gian: T\u1eeb C\u01a1 B\u1ea3n \u0110\u1ebfn N\u00e2ng Cao","datePublished":"2023-11-17T12:27:42+00:00","dateModified":"2025-10-16T18:02:29+00:00","mainEntityOfPage":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/"},"wordCount":3112,"commentCount":0,"publisher":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#organization"},"image":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/#primaryimage"},"thumbnailUrl":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian.jpg","articleSection":["G\u00f3c t\u00f2 m\u00f2","Kh\u00e1m Ph\u00e1"],"inLanguage":"vi","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/#respond"]}],"copyrightYear":"2023","copyrightHolder":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#organization"}},{"@type":"WebPage","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/","url":"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/","name":"C\u00f4ng Th\u1ee9c T\u00ednh Th\u1eddi Gian (V\u1eadt L\u00fd & Th\u1ef1c T\u1ebf) - D\u1ec5 Hi\u1ec3u & \u0110\u1ea7y \u0110\u1ee7 Nh\u1ea5t","isPartOf":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#website"},"primaryImageOfPage":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/#primaryimage"},"image":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/#primaryimage"},"thumbnailUrl":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian.jpg","datePublished":"2023-11-17T12:27:42+00:00","dateModified":"2025-10-16T18:02:29+00:00","description":"T\u1ed5ng h\u1ee3p \u0111\u1ea7y \u0111\u1ee7 c\u00e1c c\u00f4ng th\u1ee9c t\u00ednh th\u1eddi gian trong chuy\u1ec3n \u0111\u1ed9ng th\u1eb3ng \u0111\u1ec1u, bi\u1ebfn \u0111\u1ed5i \u0111\u1ec1u, r\u01a1i t\u1ef1 do k\u00e8m v\u00ed d\u1ee5 minh h\u1ecda v\u00e0 b\u00e0i t\u1eadp v\u1eadn d\u1ee5ng chi ti\u1ebft. T\u00ecm hi\u1ec3u ngay!","breadcrumb":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/"]}]},{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/#primaryimage","url":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian.jpg","contentUrl":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2023\/11\/cong-thuc-tinh-thoi-gian.jpg","width":1200,"height":628},{"@type":"BreadcrumbList","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-thoi-gian\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Trang ch\u1ee7","item":"https:\/\/hoanghamobile.com\/tin-tuc\/"},{"@type":"ListItem","position":2,"name":"T\u1ed5ng H\u1ee3p C\u00f4ng Th\u1ee9c T\u00ednh Th\u1eddi Gian: T\u1eeb C\u01a1 B\u1ea3n \u0110\u1ebfn N\u00e2ng Cao"}]},{"@type":"WebSite","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#website","url":"https:\/\/hoanghamobile.com\/tin-tuc\/","name":"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile","description":"","publisher":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/hoanghamobile.com\/tin-tuc\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Organization","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#organization","name":"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile","url":"https:\/\/hoanghamobile.com\/tin-tuc\/","logo":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#\/schema\/logo\/image\/","url":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2021\/12\/logo-text.png","contentUrl":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2021\/12\/logo-text.png","width":256,"height":37,"caption":"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile"},"image":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/hoanghamobilecom"]},{"@type":"Person","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#\/schema\/person\/985f7044676f9c0955d7e5749c279b5d","name":"Ho\u00e0ng T\u00ecnh","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/43d0cc0d9bb533a78c213eee628b7035?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/43d0cc0d9bb533a78c213eee628b7035?s=96&d=mm&r=g","caption":"Ho\u00e0ng T\u00ecnh"},"url":"https:\/\/hoanghamobile.com\/tin-tuc\/author\/hoang-tinh\/"}]}},"_links":{"self":[{"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/posts\/283918","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/users\/70"}],"replies":[{"embeddable":true,"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/comments?post=283918"}],"version-history":[{"count":0,"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/posts\/283918\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/media\/285385"}],"wp:attachment":[{"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/media?parent=283918"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/categories?post=283918"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/tags?post=283918"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}