{"id":370565,"date":"2024-07-28T17:32:45","date_gmt":"2024-07-28T10:32:45","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=370565"},"modified":"2025-10-15T22:36:39","modified_gmt":"2025-10-15T15:36:39","slug":"the-nang-la-gi","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/the-nang-la-gi\/","title":{"rendered":"Th\u1ebf n\u0103ng l\u00e0 g\u00ec? T\u1ea5t t\u1ea7n t\u1eadt v\u1ec1 C\u00f4ng th\u1ee9c, Ph\u00e2n lo\u1ea1i v\u00e0 \u1ee8ng d\u1ee5ng"},"content":{"rendered":"<p>Th\u1ebf n\u0103ng l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n trong v\u1eadt l\u00fd nh\u01b0ng l\u1ea1i c\u00f3 \u1ee9ng d\u1ee5ng trong v\u00f4 v\u00e0n l\u0129nh v\u1ef1c, t\u1eeb chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a c\u00e1c h\u00e0nh tinh \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng c\u1ee7a chi\u1ebfc \u0111i\u1ec7n tho\u1ea1i b\u1ea1n \u0111ang d\u00f9ng. V\u1eady ch\u00ednh x\u00e1c th\u00ec\u00a0<strong>th\u1ebf n\u0103ng l\u00e0 g\u00ec<\/strong>, c\u00f3 nh\u1eefng lo\u1ea1i n\u00e0o v\u00e0 c\u00f4ng th\u1ee9c t\u00ednh ra sao?<\/p>\n<p>B\u00e0i vi\u1ebft n\u00e0y s\u1ebd cung c\u1ea5p cho b\u1ea1n c\u00e1i nh\u00ecn to\u00e0n di\u1ec7n t\u1eeb A-Z<\/p>\n<h2><span style=\"font-weight: 400;\">Th\u1ebf n\u0103ng l\u00e0 g\u00ec? C\u00f3 nh\u1eefng lo\u1ea1i th\u1ebf n\u0103ng n\u00e0o?\u00a0<\/span><\/h2>\n<h3><span style=\"font-weight: 400;\">Th\u1ebf n\u0103ng ngh\u0129a l\u00e0 g\u00ec?\u00a0<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Th\u1ebf n\u0103ng, hay c\u00f2n g\u1ecdi l\u00e0 n\u0103ng l\u01b0\u1ee3ng ti\u1ec1m n\u0103ng. \u0110\u00e2y l\u00e0 n\u0103ng l\u01b0\u1ee3ng m\u00e0 m\u1ed9t v\u1eadt s\u1edf h\u1eefu do v\u1ecb tr\u00ed c\u1ee7a n\u00f3 so v\u1edbi c\u00e1c v\u1eadt kh\u00e1c, c\u1ea5u tr\u00fac c\u1ee7a n\u00f3, ho\u1eb7c t\u01b0\u01a1ng t\u00e1c v\u1edbi m\u00f4i tr\u01b0\u1eddng xung quanh. N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, th\u1ebf n\u0103ng l\u00e0 n\u0103ng l\u01b0\u1ee3ng ti\u1ec1m \u1ea9n c\u1ee7a m\u1ed9t v\u1eadt, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c.<\/span><\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-370586 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-1.jpg\" alt=\"the-nang-la-gi-1\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-1.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-1-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-1-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><span style=\"font-weight: 400;\">Ph\u00e2n lo\u1ea1i th\u1ebf n\u0103ng l\u00e0 g\u00ec?<\/span><\/h3>\n<p>Th\u1ebf n\u0103ng t\u1ed3n t\u1ea1i d\u01b0\u1edbi nhi\u1ec1u d\u1ea1ng kh\u00e1c nhau, t\u00f9y thu\u1ed9c v\u00e0o b\u1ea3n ch\u1ea5t c\u1ee7a l\u1ef1c t\u01b0\u01a1ng t\u00e1c. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c lo\u1ea1i th\u1ebf n\u0103ng ph\u1ed5 bi\u1ebfn nh\u1ea5t m\u00e0 b\u1ea1n c\u1ea7n bi\u1ebft:<\/p>\n<ul>\n<li><strong>Th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng:<\/strong>\u00a0N\u0103ng l\u01b0\u1ee3ng c\u1ee7a m\u1ed9t v\u1eadt do v\u1ecb tr\u00ed c\u1ee7a n\u00f3 trong tr\u1ecdng tr\u01b0\u1eddng (th\u01b0\u1eddng l\u00e0 so v\u1edbi m\u1eb7t \u0111\u1ea5t).<\/li>\n<li><strong>Th\u1ebf n\u0103ng \u0111\u00e0n h\u1ed3i:<\/strong>\u00a0N\u0103ng l\u01b0\u1ee3ng c\u1ee7a v\u1eadt khi n\u00f3 b\u1ecb bi\u1ebfn d\u1ea1ng (b\u1ecb n\u00e9n ho\u1eb7c k\u00e9o d\u00e3n).<\/li>\n<li><strong>Th\u1ebf n\u0103ng t\u0129nh \u0111i\u1ec7n:<\/strong>\u00a0N\u0103ng l\u01b0\u1ee3ng do t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c \u0111i\u1ec7n t\u00edch.<\/li>\n<li><strong>Th\u1ebf n\u0103ng h\u00f3a h\u1ecdc:<\/strong>\u00a0N\u0103ng l\u01b0\u1ee3ng d\u1ef1 tr\u1eef trong c\u00e1c li\u00ean k\u1ebft h\u00f3a h\u1ecdc c\u1ee7a ph\u00e2n t\u1eed.<\/li>\n<\/ul>\n<p><img decoding=\"async\" class=\"size-full wp-image-370587 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-2.jpg\" alt=\"the-nang-la-gi-2\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-2.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-2-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-2-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><span style=\"font-weight: 400;\">Vai tr\u00f2 c\u1ee7a th\u1ebf n\u0103ng l\u00e0 g\u00ec?\u00a0<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Th\u1ebf n\u0103ng \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong nhi\u1ec1u hi\u1ec7n t\u01b0\u1ee3ng v\u1eadt l\u00fd, bao g\u1ed3m chuy\u1ec3n \u0111\u1ed9ng, dao \u0111\u1ed9ng, v\u00e0 bi\u1ebfn \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng. V\u00ed d\u1ee5, khi m\u1ed9t qu\u1ea3 b\u00f3ng \u0111\u01b0\u1ee3c th\u1ea3 r\u01a1i, th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng c\u1ee7a n\u00f3 s\u1ebd \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh \u0111\u1ed9ng n\u0103ng khi n\u00f3 r\u01a1i xu\u1ed1ng. Khi m\u1ed9t l\u00f2 xo \u0111\u01b0\u1ee3c th\u1ea3 ra sau khi b\u1ecb k\u00e9o gi\u00e3n, th\u1ebf n\u0103ng \u0111\u00e0n h\u1ed3i c\u1ee7a n\u00f3 s\u1ebd \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh \u0111\u1ed9ng n\u0103ng khi n\u00f3 co l\u1ea1i.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">N\u0103ng l\u01b0\u1ee3ng ti\u1ec1m n\u0103ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 s\u1eed d\u1ee5ng sau n\u00e0y. V\u00ed d\u1ee5, c\u00e1c nh\u00e0 m\u00e1y th\u1ee7y \u0111i\u1ec7n s\u1eed d\u1ee5ng th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng c\u1ee7a n\u01b0\u1edbc \u0111\u1ec3 t\u1ea1o ra \u0111i\u1ec7n. C\u00e1c l\u00f2 xo \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u0111\u1ed3ng h\u1ed3 v\u00e0 c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c \u0111\u1ec3 l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng \u0111\u00e0n h\u1ed3i.<\/span><\/p>\n<p><img decoding=\"async\" class=\"size-full wp-image-370589 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-3.jpg\" alt=\"the-nang-la-gi-3\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-3.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-3-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-3-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Th\u1ebf n\u0103ng l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m quan tr\u1ecdng trong v\u1eadt l\u00fd h\u1ecdc v\u00e0 c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng trong th\u1ef1c t\u1ebf. Hi\u1ec3u r\u00f5 v\u1ec1 th\u1ebf n\u0103ng gi\u00fap ch\u00fang ta hi\u1ec3u c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a th\u1ebf gi\u1edbi xung quanh v\u00e0 ph\u00e1t tri\u1ec3n c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">Th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng l\u00e0 g\u00ec?\u00a0<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Sau khi t\u00ecm hi\u1ec3u th\u1ebf n\u0103ng l\u00e0 g\u00ec, ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u v\u1ec1 th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng:<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">Tr\u1ecdng tr\u01b0\u1eddng l\u00e0 g\u00ec?<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Tr\u1ecdng tr\u01b0\u1eddng l\u00e0 m\u00f4i tr\u01b0\u1eddng xung quanh m\u1ed9t v\u1eadt ch\u1ea5t, trong \u0111\u00f3 xu\u1ea5t hi\u1ec7n l\u1ef1c h\u00fat t\u00e1c d\u1ee5ng l\u00ean m\u1ecdi v\u1eadt ch\u1ea5t kh\u00e1c. L\u1ef1c h\u00fat n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 l\u1ef1c h\u1ea5p d\u1eabn. N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, tr\u1ecdng tr\u01b0\u1eddng ch\u00ednh l\u00e0 &#8220;v\u00f2ng tay v\u00f4 h\u00ecnh&#8221; n\u00edu gi\u1eef m\u1ecdi v\u1eadt th\u1ec3 trong v\u0169 tr\u1ee5 khi\u1ebfn ch\u00fang kh\u00f4ng b\u1ecb &#8220;bay&#8221; ra ngo\u00e0i kh\u00f4ng gian.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-370594 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-8.jpg\" alt=\"the-nang-la-gi-8\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-8.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-8-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-8-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h4><span style=\"font-weight: 400;\">\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a tr\u1ecdng tr\u01b0\u1eddng<\/span><\/h4>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">C\u00f3 m\u1eb7t \u1edf m\u1ecdi n\u01a1i: M\u1ecdi v\u1eadt ch\u1ea5t trong v\u0169 tr\u1ee5 \u0111\u1ec1u t\u1ea1o ra tr\u1ecdng tr\u01b0\u1eddng.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Ph\u1ee5 thu\u1ed9c v\u00e0o kh\u1ed1i l\u01b0\u1ee3ng: Kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a m\u1ed9t v\u1eadt c\u00e0ng l\u1edbn, tr\u1ecdng tr\u01b0\u1eddng c\u1ee7a n\u00f3 c\u00e0ng m\u1ea1nh.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Y\u1ebfu d\u1ea7n theo kho\u1ea3ng c\u00e1ch: L\u1ef1c h\u00fat h\u1ea5p d\u1eabn gi\u1ea3m d\u1ea7n theo b\u00ecnh ph\u01b0\u01a1ng kho\u1ea3ng c\u00e1ch gi\u1eefa hai v\u1eadt.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">C\u00f3 th\u1ec3 b\u1ecb che ch\u1eafn: M\u1ed9t s\u1ed1 v\u1eadt ch\u1ea5t nh\u1ea5t \u0111\u1ecbnh, nh\u01b0 ch\u00ec, c\u00f3 th\u1ec3 che ch\u1eafn m\u1ed9t ph\u1ea7n tr\u1ecdng tr\u01b0\u1eddng c\u1ee7a c\u00e1c v\u1eadt ch\u1ea5t kh\u00e1c.<\/span><\/li>\n<\/ul>\n<h4><span style=\"font-weight: 400;\">Bi\u1ec3u hi\u1ec7n c\u1ee7a tr\u1ecdng tr\u01b0\u1eddng<\/span><\/h4>\n<p><span style=\"font-weight: 400;\">Sau khi t\u00ecm hi\u1ec3u v\u1ec1 th\u1ebf n\u0103ng l\u00e0 g\u00ec, ch\u00fang ta c\u00f3 th\u1ec3 t\u00ecm hi\u1ec3u th\u00eam c\u00e1c bi\u1ec3u hi\u1ec7n c\u1ee7a tr\u1ecdng tr\u01b0\u1eddng nh\u01b0 sau:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">V\u1eadt r\u01a1i t\u1ef1 do: Khi th\u1ea3 m\u1ed9t v\u1eadt, n\u00f3 s\u1ebd r\u01a1i xu\u1ed1ng d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a l\u1ef1c h\u1ea5p d\u1eabn.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a c\u00e1c h\u00e0nh tinh: L\u1ef1c h\u1ea5p d\u1eabn gi\u1eefa M\u1eb7t Tr\u1eddi v\u00e0 c\u00e1c h\u00e0nh tinh khi\u1ebfn ch\u00fang quay quanh M\u1eb7t Tr\u1eddi theo nh\u1eefng qu\u1ef9 \u0111\u1ea1o nh\u1ea5t \u0111\u1ecbnh.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">S\u1ef1 th\u1ee7y tri\u1ec1u: L\u1ef1c h\u1ea5p d\u1eabn c\u1ee7a M\u1eb7t Tr\u1eddi v\u00e0 M\u1eb7t Tr\u0103ng t\u00e1c d\u1ee5ng l\u00ean Tr\u00e1i \u0110\u1ea5t g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng th\u1ee7y tri\u1ec1u.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Tr\u1ecdng tr\u01b0\u1eddng \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong nhi\u1ec1u hi\u1ec7n t\u01b0\u1ee3ng v\u1eadt l\u00fd v\u00e0 c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng trong th\u1ef1c t\u1ebf. V\u00ed d\u1ee5, tr\u1ecdng tr\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00f3ng v\u1ec7 tinh nh\u00e2n t\u1ea1o l\u00ean qu\u1ef9 \u0111\u1ea1o, \u0111\u1ec3 d\u1ef1 b\u00e1o th\u1ee7y tri\u1ec1u, v\u00e0 \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed tr\u00ean Tr\u00e1i \u0110\u1ea5t.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">Th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng l\u00e0 g\u00ec?\u00a0<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng l\u00e0 d\u1ea1ng n\u0103ng l\u01b0\u1ee3ng m\u00e0 m\u1ed9t v\u1eadt s\u1edf h\u1eefu do v\u1ecb tr\u00ed c\u1ee7a n\u00f3 trong tr\u01b0\u1eddng tr\u1ecdng l\u1ef1c. N\u00f3i m\u1ed9t c\u00e1ch d\u1ec5 hi\u1ec3u h\u01a1n, th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng l\u00e0 n\u0103ng l\u01b0\u1ee3ng ti\u1ec1m \u1ea9n c\u1ee7a m\u1ed9t v\u1eadt, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00f4ng khi v\u1eadt di chuy\u1ec3n trong tr\u01b0\u1eddng tr\u1ecdng l\u1ef1c.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-370591 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-5.jpg\" alt=\"the-nang-la-gi-5\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-5.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-5-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-5-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h4><span style=\"font-weight: 400;\">Bi\u1ec3u th\u1ee9c th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng<\/span><\/h4>\n<p><span style=\"font-weight: 400;\">Sau khi t\u00ecm hi\u1ec3u th\u1ebf n\u0103ng l\u00e0 g\u00ec, th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng l\u00e0 g\u00ec, ch\u00fang ta c\u00f3 th\u1ec3 t\u00ecm hi\u1ec3u bi\u1ec3u th\u1ee9c t\u00ednh th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng nh\u01b0 sau:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Wt = mgh<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Wt: Th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng (J)<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">m: Kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a v\u1eadt (kg)<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">g: Gia t\u1ed1c tr\u1ecdng tr\u01b0\u1eddng (m\/s\u00b2)<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">h: \u0110\u1ed9 cao c\u1ee7a v\u1eadt so v\u1edbi m\u1eb7t \u0111\u1ea5t (m)<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">M\u1ed9t qu\u1ea3 b\u00f3ng \u0111\u01b0\u1ee3c nh\u1ea5c l\u00ean cao s\u1ebd c\u00f3 th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng cao h\u01a1n khi \u1edf tr\u00ean cao v\u00e0 th\u1ea5p h\u01a1n khi \u1edf d\u01b0\u1edbi th\u1ea5p.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">N\u01b0\u1edbc \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong h\u1ed3 ch\u1ee9a n\u01b0\u1edbc tr\u00ean cao c\u00f3 th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng cao, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra \u0111i\u1ec7n n\u0103ng.<\/span><\/li>\n<\/ul>\n<h4><span style=\"font-weight: 400;\">\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng\u00a0<\/span><\/h4>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Ph\u1ee5 thu\u1ed9c v\u00e0o v\u1ecb tr\u00ed: Th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng c\u1ee7a m\u1ed9t v\u1eadt ph\u1ee5 thu\u1ed9c v\u00e0o v\u1ecb tr\u00ed c\u1ee7a n\u00f3 trong tr\u01b0\u1eddng tr\u1ecdng l\u1ef1c. V\u1ecb tr\u00ed c\u00e0ng cao, th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng c\u00e0ng l\u1edbn.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o kh\u1ed1i l\u01b0\u1ee3ng: Th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng c\u1ee7a m\u1ed9t v\u1eadt kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a n\u00f3. Hai v\u1eadt c\u00f3 c\u00f9ng kh\u1ed1i l\u01b0\u1ee3ng \u1edf c\u00f9ng \u0111\u1ed9 cao s\u1ebd c\u00f3 th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng b\u1eb1ng nhau.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">C\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i th\u00e0nh c\u00e1c d\u1ea1ng n\u0103ng l\u01b0\u1ee3ng kh\u00e1c: Th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i th\u00e0nh \u0111\u1ed9ng n\u0103ng, n\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t, ho\u1eb7c n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-370590 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-4.jpg\" alt=\"the-nang-la-gi-4\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-4.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-4-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-4-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong nhi\u1ec1u hi\u1ec7n t\u01b0\u1ee3ng v\u1eadt l\u00fd, bao g\u1ed3m chuy\u1ec3n \u0111\u1ed9ng, dao \u0111\u1ed9ng v\u00e0 bi\u1ebfn \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng. Hi\u1ec3u r\u00f5 v\u1ec1 th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng gi\u00fap ch\u00fang ta hi\u1ec3u c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a th\u1ebf gi\u1edbi xung quanh v\u00e0 ph\u00e1t tri\u1ec3n c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">Th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c y\u1ebfu t\u1ed1 n\u00e0o?<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Sau khi t\u00ecm hi\u1ec3u th\u1ebf n\u0103ng l\u00e0 g\u00ec, ch\u00fang ta bi\u1ebft \u0111\u01b0\u1ee3c th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng th\u01b0\u1eddng ph\u1ee5 thu\u1ed9c v\u00e0o hai y\u1ebfu t\u1ed1 ch\u00ednh:<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">V\u1ecb tr\u00ed c\u1ee7a v\u1eadt trong tr\u1ecdng tr\u01b0\u1eddng<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">\u0110\u1ed9 cao: V\u1ecb tr\u00ed c\u1ee7a v\u1eadt c\u00e0ng cao so v\u1edbi m\u1eb7t \u0111\u1ea5t (ho\u1eb7c m\u1ed1c th\u1ebf n\u0103ng \u0111\u01b0\u1ee3c ch\u1ecdn), th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng c\u1ee7a n\u00f3 c\u00e0ng l\u1edbn. L\u00fd do l\u00e0 v\u00ec \u1edf \u0111\u1ed9 cao l\u1edbn h\u01a1n, v\u1eadt ph\u1ea3i ch\u1ed1ng l\u1ea1i l\u1ef1c h\u00fat c\u1ee7a Tr\u00e1i \u0110\u1ea5t l\u1edbn h\u01a1n \u0111\u1ec3 duy tr\u00ec v\u1ecb tr\u00ed c\u1ee7a n\u00f3.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">V\u00ed d\u1ee5: M\u1ed9t qu\u1ea3 b\u00f3ng \u0111\u01b0\u1ee3c nh\u1ea5c l\u00ean cao s\u1ebd c\u00f3 th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng l\u1edbn h\u01a1n khi \u1edf tr\u00ean cao v\u00e0 th\u1ea5p h\u01a1n khi \u1edf d\u01b0\u1edbi th\u1ea5p.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-370592 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-6.jpg\" alt=\"the-nang-la-gi-6\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-6.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-6-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-6-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><span style=\"font-weight: 400;\">Kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a v\u1eadt<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Kh\u1ed1i l\u01b0\u1ee3ng: Kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a v\u1eadt c\u00e0ng l\u1edbn, th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng c\u1ee7a n\u00f3 c\u00e0ng l\u1edbn. L\u00fd do l\u00e0 v\u00ec v\u1eadt c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn h\u01a1n c\u1ea7n nhi\u1ec1u l\u1ef1c h\u01a1n \u0111\u1ec3 di chuy\u1ec3n ch\u1ed1ng l\u1ea1i l\u1ef1c h\u00fat c\u1ee7a Tr\u00e1i \u0110\u1ea5t.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">V\u00ed d\u1ee5: Hai v\u1eadt c\u00f3 c\u00f9ng \u0111\u1ed9 cao nh\u01b0ng v\u1eadt c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn h\u01a1n s\u1ebd c\u00f3 th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng l\u1edbn h\u01a1n.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-370595 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-9.jpg\" alt=\"the-nang-la-gi-9\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-9.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-9-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-9-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2><span style=\"font-weight: 400;\">B\u00e0i t\u1eadp minh h\u1ecda v\u1ec1 th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Khi \u0111\u00e3 hi\u1ec3u \u0111\u01b0\u1ee3c kh\u00e1i ni\u1ec7m th\u1ebf n\u0103ng l\u00e0 g\u00ec, th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng l\u00e0 g\u00ec th\u00ec ch\u00fang ta c\u00f3 th\u1ec3 t\u00ecm hi\u1ec3u b\u00e0i t\u1eadp minh h\u1ecda nh\u01b0 sau:<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">B\u00e0i 1<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">M\u1ed9t qu\u1ea3 c\u1ea7u c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng 0,5 kg \u0111\u01b0\u1ee3c n\u00e9m th\u1eb3ng \u0111\u1ee9ng l\u00ean cao v\u1edbi v\u1eadn t\u1ed1c ban \u0111\u1ea7u 10 m\/s. B\u1ecf qua s\u1ee9c c\u1ea3n c\u1ee7a kh\u00f4ng kh\u00ed.<\/span><\/p>\n<ol>\n<li><span style=\"font-weight: 400;\">a) X\u00e1c \u0111\u1ecbnh \u0111\u1ed9 cao t\u1ed1i \u0111a m\u00e0 qu\u1ea3 c\u1ea7u \u0111\u1ea1t \u0111\u01b0\u1ee3c.<\/span><\/li>\n<li><span style=\"font-weight: 400;\">b) T\u00ednh th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng c\u1ee7a qu\u1ea3 c\u1ea7u t\u1ea1i \u0111\u1ed9 cao \u0111\u00f3.<\/span><\/li>\n<\/ol>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-370596 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-10.jpg\" alt=\"the-nang-la-gi-10\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-10.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-10-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-10-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Gi\u1ea3i:<\/span><\/p>\n<p><strong>a) Ch\u1ecdn g\u1ed1c th\u1ebf n\u0103ng t\u1ea1i m\u1eb7t \u0111\u1ea5t.<\/strong><\/p>\n<p><span style=\"font-weight: 400;\">T\u1ea1i \u0111\u1ed9 cao t\u1ed1i \u0111a, v\u1eadn t\u1ed1c c\u1ee7a qu\u1ea3 c\u1ea7u b\u1eb1ng 0.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u00c1p d\u1ee5ng \u0111\u1ecbnh lu\u1eadt b\u1ea3o to\u00e0n c\u01a1 n\u0103ng:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">W1 = W2<\/span><\/p>\n<p><span style=\"font-weight: 400;\">1\/2 mv1^2 + mgh1 = 1\/2 mv2^2 + mgh2<\/span><\/p>\n<p><span style=\"font-weight: 400;\">1\/2 * 0,5 * 10^2 + 0,5 * 9,8 * h1 = 1\/2 * 0,5 * 0^2 + 0,5 * 9,8 * h2<\/span><\/p>\n<p><span style=\"font-weight: 400;\">25 + 4,9h1 = 4,9h2<\/span><\/p>\n<p><span style=\"font-weight: 400;\">h2 &#8211; h1 = 5,1<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ec h2 l\u00e0 \u0111\u1ed9 cao t\u1ed1i \u0111a, h1 = 0 (m\u1ed1c th\u1ebf n\u0103ng).<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u1eady h2 = 5,1 m.<\/span><\/p>\n<p><strong>b) Th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng c\u1ee7a qu\u1ea3 c\u1ea7u t\u1ea1i \u0111\u1ed9 cao t\u1ed1i \u0111a:<\/strong><\/p>\n<p><span style=\"font-weight: 400;\">Wt = mgh2 = 0,5 * 9,8 * 5,1 = 24,95 J<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">B\u00e0i 2<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">M\u1ed9t con l\u1eafc \u0111\u01a1n c\u00f3 chi\u1ec1u d\u00e0i d\u00e2y treo l = 1 m, \u0111\u01b0\u1ee3c k\u00e9o l\u1ec7ch kh\u1ecfi v\u1ecb tr\u00ed c\u00e2n b\u1eb1ng m\u1ed9t g\u00f3c \u03b10 = 60\u00b0 v\u00e0 th\u1ea3 t\u1ef1 do. B\u1ecf qua s\u1ee9c c\u1ea3n c\u1ee7a kh\u00f4ng kh\u00ed.<\/span><\/p>\n<ol>\n<li><span style=\"font-weight: 400;\">a) X\u00e1c \u0111\u1ecbnh v\u1eadn t\u1ed1c c\u1ef1c \u0111\u1ea1i c\u1ee7a con l\u1eafc.<\/span><\/li>\n<li><span style=\"font-weight: 400;\">b) T\u00ednh th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng c\u1ee7a con l\u1eafc t\u1ea1i v\u1ecb tr\u00ed c\u00e2n b\u1eb1ng.<\/span><\/li>\n<\/ol>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-370607 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-15.jpg\" alt=\"the-nang-la-gi-15\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-15.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-15-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-15-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Gi\u1ea3i:<\/span><\/p>\n<p><strong>a) Ch\u1ecdn g\u1ed1c th\u1ebf n\u0103ng t\u1ea1i v\u1ecb tr\u00ed c\u00e2n b\u1eb1ng.<\/strong><\/p>\n<p><span style=\"font-weight: 400;\">T\u1ea1i v\u1ecb tr\u00ed c\u00e2n b\u1eb1ng, th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng c\u1ee7a con l\u1eafc l\u1edbn nh\u1ea5t, \u0111\u1ed9ng n\u0103ng b\u1eb1ng 0.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">T\u1ea1i v\u1ecb tr\u00ed c\u00f3 v\u1eadn t\u1ed1c c\u1ef1c \u0111\u1ea1i, th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng b\u1eb1ng 0, \u0111\u1ed9ng n\u0103ng l\u1edbn nh\u1ea5t.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u00c1p d\u1ee5ng \u0111\u1ecbnh lu\u1eadt b\u1ea3o to\u00e0n c\u01a1 n\u0103ng:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">W1 = W2<\/span><\/p>\n<p><span style=\"font-weight: 400;\">mgh1 + 1\/2 mv1^2 = mgh2 + 1\/2 mv2^2<\/span><\/p>\n<p><span style=\"font-weight: 400;\">mg(l &#8211; lcos\u03b10) + 1\/2 * m(0)^2 = mg(l &#8211; lcos\u03b1) + 1\/2 * m(v2)^2<\/span><\/p>\n<p><span style=\"font-weight: 400;\">mgl &#8211; mglicos\u03b10 = mg(l &#8211; lcos\u03b1) + 1\/2 * mv2^2<\/span><\/p>\n<p><span style=\"font-weight: 400;\">mglicos\u03b10 = 1\/2 * mv2^2<\/span><\/p>\n<p><span style=\"font-weight: 400;\">v2 = 2\u221a(glcos\u03b10)<\/span><\/p>\n<p><span style=\"font-weight: 400;\">v2 = 2\u221a(1 * 9,8 * cos60\u00b0) \u2248 3,92 m\/s<\/span><\/p>\n<p><strong>b) Th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng c\u1ee7a con l\u1eafc t\u1ea1i v\u1ecb tr\u00ed c\u00e2n b\u1eb1ng:<\/strong><\/p>\n<p><span style=\"font-weight: 400;\">Wt = mgh = mg * l = 1 * 9,8 * 1 = 9,8 J.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o th\u00eam c\u00e1c b\u00e0i t\u1eadp v\u00ed d\u1ee5 kh\u00e1c v\u1ec1 th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng tr\u00ean m\u1ea1ng ho\u1eb7c trong s\u00e1ch gi\u00e1o khoa v\u1eadt l\u00fd.<\/span><\/p>\n<h2>Th\u1ebf n\u0103ng \u0111\u00e0n h\u1ed3i l\u00e0 g\u00ec?<\/h2>\n<p>Th\u1ebf n\u0103ng \u0111\u00e0n h\u1ed3i l\u00e0 n\u0103ng l\u01b0\u1ee3ng m\u00e0 m\u1ed9t v\u1eadt c\u00f3 \u0111\u01b0\u1ee3c khi n\u00f3 b\u1ecb bi\u1ebfn d\u1ea1ng \u0111\u00e0n h\u1ed3i (v\u00ed d\u1ee5 nh\u01b0 l\u00f2 xo b\u1ecb n\u00e9n l\u1ea1i, d\u00e2y cung \u0111\u01b0\u1ee3c k\u00e9o c\u0103ng, hay m\u1ed9t mi\u1ebfng cao su b\u1ecb k\u00e9o d\u00e3n). Khi v\u1eadt tr\u1edf v\u1ec1 h\u00ecnh d\u1ea1ng ban \u0111\u1ea7u, n\u0103ng l\u01b0\u1ee3ng n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng.<\/p>\n<h4>C\u00f4ng th\u1ee9c t\u00ednh th\u1ebf n\u0103ng \u0111\u00e0n h\u1ed3i<\/h4>\n<p>C\u00f4ng th\u1ee9c t\u00ednh th\u1ebf n\u0103ng \u0111\u00e0n h\u1ed3i c\u1ee7a m\u1ed9t l\u00f2 xo l\u00e0:<\/p>\n<p>Wt = 1\/2 * k * (\u0394l)\u00b2<\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li><strong>Wt:<\/strong>\u00a0Th\u1ebf n\u0103ng \u0111\u00e0n h\u1ed3i (\u0111\u01a1n v\u1ecb: J).<\/li>\n<li><strong>k:<\/strong>\u00a0\u0110\u1ed9 c\u1ee9ng c\u1ee7a l\u00f2 xo (\u0111\u01a1n v\u1ecb: N\/m).<\/li>\n<li><strong>\u0394l (delta l):<\/strong>\u00a0\u0110\u1ed9 bi\u1ebfn d\u1ea1ng c\u1ee7a l\u00f2 xo (\u0111\u1ed9 n\u00e9n ho\u1eb7c d\u00e3n) so v\u1edbi chi\u1ec1u d\u00e0i t\u1ef1 nhi\u00ean (\u0111\u01a1n v\u1ecb: m).<\/li>\n<\/ul>\n<p><strong>V\u00ed d\u1ee5:<\/strong>\u00a0Cung t\u00ean \u0111\u01b0\u1ee3c k\u00e9o c\u0103ng t\u00edch tr\u1eef th\u1ebf n\u0103ng \u0111\u00e0n h\u1ed3i. Khi bu\u00f4ng tay, th\u1ebf n\u0103ng n\u00e0y chuy\u1ec3n h\u00f3a th\u00e0nh \u0111\u1ed9ng n\u0103ng c\u1ee7a m\u0169i t\u00ean, gi\u00fap n\u00f3 bay \u0111i.<\/p>\n<h2><span style=\"font-weight: 400;\">L\u01b0u \u00fd khi gi\u1ea3i b\u00e0i t\u1eadp v\u1ec1 th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Khi gi\u1ea3i b\u00e0i t\u1eadp v\u1ec1 th\u1ebf n\u0103ng, b\u1ea1n c\u00f3 th\u1ec3 l\u01b0u \u00fd m\u1ed9t s\u1ed1 \u0111i\u1ec1u nh\u01b0 sau:<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">X\u00e1c \u0111\u1ecbnh r\u00f5 m\u1ed1c th\u1ebf n\u0103ng<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">M\u1ed1c th\u1ebf n\u0103ng l\u00e0 g\u00ec? \u0110\u00e2y l\u00e0 v\u1ecb tr\u00ed \u0111\u01b0\u1ee3c ch\u1ecdn \u0111\u1ec3 t\u00ednh to\u00e1n th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng. Vi\u1ec7c ch\u1ecdn m\u1ed1c th\u1ebf n\u0103ng ph\u00f9 h\u1ee3p s\u1ebd gi\u00fap cho vi\u1ec7c gi\u1ea3i b\u00e0i t\u1eadp d\u1ec5 d\u00e0ng v\u00e0 ch\u00ednh x\u00e1c h\u01a1n.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">M\u1ed1c th\u1ebf n\u0103ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c ch\u1ecdn l\u00e0 m\u1eb7t \u0111\u1ea5t ho\u1eb7c v\u1ecb tr\u00ed c\u00f3 \u0111\u1ed9 cao nh\u1ea5t trong b\u00e0i to\u00e1n.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-370593 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-7.jpg\" alt=\"the-nang-la-gi-7\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-7.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-7-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-7-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><span style=\"font-weight: 400;\">Ch\u00fa \u00fd \u0111\u1ebfn c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">V\u1ecb tr\u00ed c\u1ee7a v\u1eadt trong tr\u1ecdng tr\u01b0\u1eddng: V\u1ecb tr\u00ed c\u1ee7a v\u1eadt c\u00e0ng cao so v\u1edbi m\u1ed1c th\u1ebf n\u0103ng, th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng c\u1ee7a v\u1eadt c\u00e0ng l\u1edbn.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a v\u1eadt: Kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a v\u1eadt c\u00e0ng l\u1edbn, th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng c\u1ee7a v\u1eadt c\u00e0ng l\u1edbn.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-370597 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-11.jpg\" alt=\"the-nang-la-gi-11\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-11.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-11-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-11-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><span style=\"font-weight: 400;\">\u00c1p d\u1ee5ng \u0111\u1ecbnh lu\u1eadt b\u1ea3o to\u00e0n c\u01a1 n\u0103ng<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">\u0110\u1ecbnh lu\u1eadt b\u1ea3o to\u00e0n c\u01a1 n\u0103ng: T\u1ed5ng c\u01a1 n\u0103ng c\u1ee7a m\u1ed9t h\u1ec7 c\u00f4 l\u1eadp lu\u00f4n \u0111\u01b0\u1ee3c b\u1ea3o to\u00e0n.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">\u0110\u1ecbnh lu\u1eadt b\u1ea3o to\u00e0n c\u01a1 n\u0103ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u1ec3 gi\u1ea3i c\u00e1c b\u00e0i t\u1eadp ph\u1ee9c t\u1ea1p h\u01a1n, li\u00ean quan \u0111\u1ebfn s\u1ef1 chuy\u1ec3n \u0111\u1ed5i gi\u1eefa c\u00e1c d\u1ea1ng n\u0103ng l\u01b0\u1ee3ng.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-370598 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-12.jpg\" alt=\"the-nang-la-gi-12\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-12.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-12-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-12-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><span style=\"font-weight: 400;\">Ki\u1ec3m tra k\u1ef9 k\u1ebft qu\u1ea3 sau khi gi\u1ea3i<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Sau khi gi\u1ea3i b\u00e0i t\u1eadp, c\u1ea7n ki\u1ec3m tra k\u1ef9 k\u1ebft qu\u1ea3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh ch\u00ednh x\u00e1c v\u00e0 h\u1ee3p l\u00fd.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">C\u00f3 th\u1ec3 so s\u00e1nh k\u1ebft qu\u1ea3 v\u1edbi c\u00e1c v\u00ed d\u1ee5 t\u01b0\u01a1ng t\u1ef1 ho\u1eb7c s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c \u0111\u1ec3 ki\u1ec3m tra.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-370599 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-13.jpg\" alt=\"the-nang-la-gi-13\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-13.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-13-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-13-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><span style=\"font-weight: 400;\">L\u01b0u \u00fd kh\u00e1c<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">N\u00ean v\u1ebd s\u01a1 \u0111\u1ed3 m\u00f4 t\u1ea3 b\u00e0i to\u00e1n \u0111\u1ec3 d\u1ec5 d\u00e0ng h\u00ecnh dung v\u00e0 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng c\u00e1c \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng ch\u00ednh x\u00e1c v\u00e0 ph\u00f9 h\u1ee3p.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Tr\u00ecnh b\u00e0y b\u00e0i gi\u1ea3i m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng, logic v\u00e0 d\u1ec5 hi\u1ec3u.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-370600 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-14.jpg\" alt=\"the-nang-la-gi-14\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-14.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-14-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/07\/the-nang-la-gi-14-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>\u1ee8ng d\u1ee5ng c\u1ee7a Th\u1ebf n\u0103ng trong C\u00f4ng ngh\u1ec7 v\u00e0 \u0110\u1eddi s\u1ed1ng<\/h2>\n<p>B\u1ea1n c\u00f3 bi\u1ebft th\u1ebf n\u0103ng \u0111ang hi\u1ec7n di\u1ec7n ngay trong c\u00e1c thi\u1ebft b\u1ecb c\u00f4ng ngh\u1ec7 b\u1ea1n s\u1eed d\u1ee5ng h\u1eb1ng ng\u00e0y kh\u00f4ng?<\/p>\n<ul>\n<li><strong>Pin \u0111i\u1ec7n tho\u1ea1i (Th\u1ebf n\u0103ng h\u00f3a h\u1ecdc):<\/strong>\u00a0Pin lithium-ion d\u1ef1 tr\u1eef n\u0103ng l\u01b0\u1ee3ng d\u01b0\u1edbi d\u1ea1ng th\u1ebf n\u0103ng h\u00f3a h\u1ecdc. Khi b\u1ea1n s\u1eed d\u1ee5ng \u0111i\u1ec7n tho\u1ea1i, c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc x\u1ea3y ra, chuy\u1ec3n \u0111\u1ed5i th\u1ebf n\u0103ng n\u00e0y th\u00e0nh n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n \u0111\u1ec3 cung c\u1ea5p cho thi\u1ebft b\u1ecb.<\/li>\n<li><strong>Nh\u00e0 m\u00e1y th\u1ee7y \u0111i\u1ec7n (Th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng):<\/strong>\u00a0N\u01b0\u1edbc \u1edf c\u00e1c \u0111\u1eadp th\u1ee7y \u0111i\u1ec7n tr\u00ean cao c\u00f3 th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng kh\u1ed5ng l\u1ed3. Khi n\u01b0\u1edbc ch\u1ea3y xu\u1ed1ng qua tuabin, th\u1ebf n\u0103ng \u0111\u01b0\u1ee3c chuy\u1ec3n h\u00f3a th\u00e0nh \u0111\u1ed9ng n\u0103ng l\u00e0m quay tuabin, t\u1ea1o ra \u0111i\u1ec7n.<\/li>\n<li><strong>B\u1ed9 rung tr\u00ean smartphone (Th\u1ebf n\u0103ng \u0111\u00e0n h\u1ed3i):<\/strong>\u00a0C\u01a1 ch\u1ebf rung (haptic feedback) trong \u0111i\u1ec7n tho\u1ea1i th\u01b0\u1eddng s\u1eed d\u1ee5ng m\u1ed9t m\u00f4-t\u01a1 nh\u1ecf l\u00e0m l\u1ec7ch m\u1ed9t v\u1eadt n\u1eb7ng, t\u1ea1o ra dao \u0111\u1ed9ng. Qu\u00e1 tr\u00ecnh n\u00e0y c\u00f3 s\u1ef1 chuy\u1ec3n \u0111\u1ed5i qua l\u1ea1i gi\u1eefa \u0111\u1ed9ng n\u0103ng v\u00e0 th\u1ebf n\u0103ng \u0111\u00e0n h\u1ed3i c\u1ee7a c\u00e1c linh ki\u1ec7n c\u01a1 h\u1ecdc.<\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Th\u1ebf n\u0103ng v\u1edbi vai tr\u00f2 l\u00e0 n\u0103ng l\u01b0\u1ee3ng ti\u1ec1m \u1ea9n n\u00ean lu\u00f4n c\u00f3 vai tr\u00f2 quan tr\u1ecdng trong nhi\u1ec1u hi\u1ec7n t\u01b0\u1ee3ng v\u1eadt l\u00fd v\u00e0 c\u00f3 v\u00f4 s\u1ed1 \u1ee9ng d\u1ee5ng trong th\u1ef1c t\u1ebf. Hi\u1ec3u r\u00f5 v\u1ec1 th\u1ebf n\u0103ng l\u00e0 g\u00ec qua b\u00e0i vi\u1ebft tr\u00ean gi\u00fap ch\u00fang ta hi\u1ec3u c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a th\u1ebf gi\u1edbi xung quanh. T\u1eeb \u0111\u00f3 ph\u00e1t tri\u1ec3n c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi \u0111\u1ec3 g\u00f3p ph\u1ea7n n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng cu\u1ed9c s\u1ed1ng.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tham kh\u1ea3o b\u00e0i vi\u1ebft li\u00ean quan:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/zup-s\/\">Th\u1eed t\u00e0i kh\u00e9o l\u00e9o v\u1edbi c\u00e1c c\u00e2u \u0111\u1ed1 v\u1eadt l\u00fd v\u00e0 c\u00e1c v\u1ee5 n\u1ed5 trong Zup! S<\/a><\/strong><\/li>\n<li><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/auto-tune-la-gi\/\">Auto tune l\u00e0 g\u00ec? C\u00f4ng c\u1ee5 \u201cth\u1ea7n th\u00e1nh\u201d bi\u1ebfn \u0111\u1ed5i gi\u1ecdng c\u00f3 g\u00ec hay?<\/a><\/strong><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Th\u1ebf n\u0103ng l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n trong v\u1eadt l\u00fd nh\u01b0ng l\u1ea1i c\u00f3 \u1ee9ng d\u1ee5ng trong v\u00f4 v\u00e0n l\u0129nh v\u1ef1c, t\u1eeb chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a c\u00e1c h\u00e0nh tinh \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng c\u1ee7a chi\u1ebfc \u0111i\u1ec7n tho\u1ea1i b\u1ea1n \u0111ang d\u00f9ng. V\u1eady ch\u00ednh x\u00e1c th\u00ec\u00a0th\u1ebf n\u0103ng l\u00e0 g\u00ec, c\u00f3 nh\u1eefng lo\u1ea1i n\u00e0o v\u00e0 c\u00f4ng th\u1ee9c t\u00ednh ra sao? [&hellip;]<\/p>\n","protected":false},"author":102,"featured_media":370585,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3910,30453],"tags":[],"class_list":["post-370565","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kham-pha","category-kien-thuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Th\u1ebf n\u0103ng l\u00e0 g\u00ec? C\u00f4ng th\u1ee9c, Ph\u00e2n lo\u1ea1i &amp; V\u00ed d\u1ee5 (Tr\u1ecdng tr\u01b0\u1eddng, \u0110\u00e0n h\u1ed3i)<\/title>\n<meta name=\"description\" content=\"Kh\u00e1m ph\u00e1 \u0111\u1ecbnh ngh\u0129a th\u1ebf n\u0103ng l\u00e0 g\u00ec, c\u00e1c lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u01b0 th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng, \u0111\u00e0n h\u1ed3i, t\u0129nh \u0111i\u1ec7n. T\u00ecm hi\u1ec3u c\u00f4ng th\u1ee9c t\u00ednh, v\u00ed d\u1ee5 minh h\u1ecda v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf trong \u0111\u1eddi s\u1ed1ng, c\u00f4ng ngh\u1ec7.\" \/>\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\/the-nang-la-gi\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Th\u1ebf n\u0103ng l\u00e0 g\u00ec? T\u1ea5t t\u1ea7n t\u1eadt v\u1ec1 C\u00f4ng th\u1ee9c, Ph\u00e2n lo\u1ea1i v\u00e0 \u1ee8ng d\u1ee5ng\" \/>\n<meta property=\"og:description\" content=\"Kh\u00e1m ph\u00e1 \u0111\u1ecbnh ngh\u0129a th\u1ebf n\u0103ng l\u00e0 g\u00ec, c\u00e1c lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u01b0 th\u1ebf n\u0103ng tr\u1ecdng tr\u01b0\u1eddng, \u0111\u00e0n h\u1ed3i, t\u0129nh \u0111i\u1ec7n. 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