{"id":1015,"date":"2021-10-08T13:02:01","date_gmt":"2021-10-08T13:02:01","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=1015"},"modified":"2022-02-16T18:56:09","modified_gmt":"2022-02-16T11:56:09","slug":"truyen-tai-dien-nang-di-xa-la-gi-ban-co-biet-kien-thuc-vat-ly-9","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/truyen-tai-dien-nang-di-xa-la-gi-ban-co-biet-kien-thuc-vat-ly-9\/","title":{"rendered":"Truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u00e0 g\u00ec b\u1ea1n c\u00f3 bi\u1ebft? Ki\u1ebfn th\u1ee9c v\u1eadt l\u00fd 9"},"content":{"rendered":"\n

Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn<\/p>\n\n\n\n

Ki\u1ebfn th\u1ee9c v\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa v\u00f4 c\u00f9ng quan tr\u1ecdng. Nh\u1eefng ki\u1ebfn th\u1ee9c n\u00e0y \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ea5t nhi\u1ec1u v\u00e0o trong \u0111\u1eddi s\u1ed1ng. B\u1edfi th\u1ebf, c\u00e1c em h\u1ecdc sinh<\/a> kh\u00f4ng n\u00ean b\u1ecf qua c\u00e1c b\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u1edbp 9 n\u00e0y. \u0110\u1eb7c bi\u1ec7t h\u01a1n, v\u1edbi nh\u1eefng h\u1ecdc sinh<\/a> gi\u1ecfi m\u00f4n v\u1eadt l\u00fd, \u0111\u00e2y l\u00e0 ki\u1ebfn th\u1ee9c tr\u1ecdng t\u00e2m c\u1ea7n \u00f4n t\u1eadp. N\u1ebfu nh\u01b0 b\u1ea1n mu\u1ed1n t\u00ecm hi\u1ec3u k\u1ef9 h\u01a1n n\u1eefa, c\u00f9ng \u0111\u1ecdc ti\u1ebfp b\u00e0i vi\u1ebft c\u1ee7a ch\u00fang t\u00f4i nh\u00e9. Nh\u1eefng chia s\u1ebb v\u1ec1 b\u00e0i h\u1ecdc m\u00e0 ch\u00fang t\u00f4i mang l\u1ea1i ch\u1eafc ch\u1eafn s\u1ebd kh\u00f4ng l\u00e0m b\u1ea1n th\u1ea5t v\u1ecdng.<\/p>\n\n\n\n

C\u00e1ch truy\u1ec1n \u0111i\u1ec7n n\u0103ng \u0111i xa<\/p>\n\n\n\n

L\u00fd do khi\u1ebfn nhi\u1ec1u ng\u01b0\u1eddi t\u00f2 m\u00f2 v\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa<\/p>\n\n\n\n

Nh\u1eefng \u0111\u01b0\u1eddng d\u00e2y t\u1ea3i \u0111i\u1ec7n B\u1eafc Nam h\u1eb3n \u0111\u00e3 r\u1ea5t quen thu\u1ed9c v\u1edbi nhi\u1ec1u ng\u01b0\u1eddi. T\u1ea1i n\u01b0\u1edbc ta, hi\u1ec7u \u0111i\u1ec7n th\u1ebf c\u1ee7a \u0111\u01b0\u1eddng d\u00e2y t\u1ea3i \u0111i\u1ec7n n\u00e0y l\u00e0 500000V. N\u1ebfu l\u00e0 \u0111\u01b0\u1eddng d\u00e2y t\u1ea3i \u0111i\u1ec7n t\u1eeb huy\u1ec7n cho \u0111\u1ebfn x\u00e3, th\u00ec hi\u1ec7u \u0111i\u1ec7n th\u1ebf c\u1ee7a ch\u00fang l\u00e0 15000V. \u0110\u00e2y \u0111\u1ec1u \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 nh\u1eefng \u0111\u01b0\u1eddng d\u00e2y cao th\u1ebf. N\u1ebfu nh\u01b0 m\u1ecdi ng\u01b0\u1eddi \u1edf g\u1ea7n \u0111\u01b0\u1eddng d\u00e2y n\u00e0y th\u00ec c\u00f3 th\u1ec3 g\u00e2y nguy hi\u1ec3m \u0111\u1ebfn t\u00ednh m\u1ea1ng.<\/p>\n\n\n\n

L\u00fd do l\u00e0 b\u1edfi trong nh\u00e0, nh\u1eefng d\u1ee5ng c\u1ee5 \u0111i\u1ec7n ch\u1ec9 ti\u1ebfp x\u00fac v\u1edbi d\u00f2ng \u0111i\u1ec7n c\u00f3 hi\u1ec7u \u0111i\u1ec7n th\u1ebf l\u00e0 220V m\u00e0 th\u00f4i. V\u1eady, nhi\u1ec1u ng\u01b0\u1eddi th\u1eafc m\u1eafc t\u1ea1i sao ph\u1ea3i x\u00e2y d\u1ef1ng nh\u1eefng \u0111\u01b0\u1eddng d\u00e2y cao th\u1ebf nh\u01b0 v\u1eady? Ch\u00fang v\u1eeba nguy hi\u1ec3m, l\u1ea1i t\u1ed1n k\u00e9m nhi\u1ec1u ti\u1ec1n b\u1ea1c. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao ch\u00fang ta c\u1ea7n nghi\u00ean c\u1ee9u b\u00e0i h\u1ecdc truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa.<\/p>\n\n\n\n

S\u1ef1 hao ph\u00ed \u0111i\u1ec7n n\u0103ng \u1edf tr\u00ean d\u00e2y t\u1ea3i \u0111i\u1ec7n<\/p>\n\n\n\n

Khi ta truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa b\u1eb1ng d\u00e2y d\u1eabn. Ta s\u1ebd th\u1ea5y \u0111\u01b0\u1ee3c r\u1eb1ng c\u00f3 m\u1ed9t ph\u1ea7n \u0111i\u1ec7n n\u0103ng hao ph\u00ed. L\u00fd do l\u00e0 b\u1edfi ch\u00fang xu\u1ea5t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng t\u1ecfa nhi\u1ec7t \u1edf tr\u00ean \u0111\u01b0\u1eddng d\u00e2y.<\/p>\n\n\n\n

\u0110i\u1ec7n n\u0103ng hao ph\u00ed tr\u00ean d\u00e2y d\u1eabn \u0111i\u1ec7n c\u00f3 c\u00f4ng th\u1ee9c g\u00ec?<\/p>\n\n\n\n

H\u1ecdc v\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa, ch\u00fang c\u00f3 s\u1ef1 li\u00ean quan m\u1eadt thi\u1ebft \u0111\u1ebfn c\u00f4ng su\u1ea5t hao ph\u00ed. Hao ph\u00ed do t\u1ecfa nhi\u1ec7t \u1edf tr\u00ean \u0111\u01b0\u1eddng d\u00e2y t\u1ea3i \u0111i\u1ec7n s\u1ebd t\u1ec9 l\u1ec7 ngh\u1ecbch v\u1edbi b\u00ecnh ph\u01b0\u01a1ng c\u1ee7a hi\u1ec7u \u0111i\u1ec7n th\u1ebf, \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf tr\u00ean hai \u0111\u1ea7u \u0111\u01b0\u1eddng d\u00e2y.<\/p>\n\n\n\n

C\u00f4ng th\u1ee9c truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u00e0: Phao ph\u00ed =R.P^2\/(U^2)<\/p>\n\n\n\n

D\u00e2y \u0111i\u1ec7n s\u1eed d\u1ee5ng \u0111\u1ec3 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n<\/p>\n\n\n\n

L\u00e0m sao \u0111\u1ec3 gi\u1ea3m hao ph\u00ed \u0111i\u1ec7n n\u0103ng?<\/p>\n\n\n\n

Mu\u1ed1n l\u00e0m gi\u1ea3m hao ph\u00ed \u0111i\u1ec7n n\u0103ng \u1edf tr\u00ean \u0111\u01b0\u1eddng d\u00e2y t\u1ea3i \u0111i\u1ec7n g\u00e2y ra b\u1edfi t\u1ecfa nhi\u1ec7t. Ta c\u00f3 th\u1ec3 t\u0103ng hi\u1ec7u \u0111i\u1ec7n th\u1ebf \u0111\u1eb7t v\u00e0o hai \u0111\u1ea7u \u0111\u01b0\u1eddng d\u00e2y l\u00ean. \u0110\u00e2y l\u00e0 c\u00e1ch t\u1ed1t nh\u1ea5t n\u00ean \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng c\u1ef1c k\u1ef3 nhi\u1ec1u. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao xu\u1ea5t hi\u1ec7n m\u00e1y bi\u1ebfn th\u1ebf truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa.<\/p>\n\n\n\n

C\u00f3 th\u1ec3 th\u1ea5y r\u1eb1ng \u0111\u01b0\u1eddng d\u00e2y t\u1ea3i \u0111i\u1ec7n B\u1eafc Nam t\u1ea1i n\u01b0\u1edbc ta c\u00f3 hi\u1ec7u \u0111i\u1ec7n th\u1ebf l\u1edbn. Ch\u00fang l\u00ean \u0111\u1ebfn 500000V. Th\u1ebf n\u00ean, m\u1ecdi ng\u01b0\u1eddi c\u1ea7n tuy\u1ec7t \u0111\u1ed1i tr\u00e1nh vi\u1ec7c ti\u1ebfp x\u00fac v\u1edbi \u0111\u01b0\u1eddng d\u00e2y n\u00e0y. Ch\u00fang c\u1ef1c k\u1ef3 nguy hi\u1ec3m v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ednh m\u1ea1ng c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

M\u00e1y bi\u1ebfn th\u1ebf l\u00e0 g\u00ec?<\/p>\n\n\n\n

M\u1ed9t trong nh\u1eefng c\u00f4ng c\u1ee5 \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi quan t\u00e2m l\u00e0 m\u00e1y bi\u1ebfn th\u1ebf truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa. M\u00e1y bi\u1ebfn th\u1ebf hay c\u00f2n c\u00f3 t\u00ean g\u1ecdi kh\u00e1c l\u00e0 m\u00e1y bi\u1ebfn \u00e1p. Ch\u00fang l\u00e0 thi\u1ebft b\u1ecb \u0111i\u1ec7n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n truy\u1ec1n n\u0103ng l\u01b0\u1ee3ng, ho\u1eb7c t\u00edn hi\u1ec7u \u0111i\u1ec7n xoay chi\u1ec1u. Th\u00f4ng qua hi\u1ec7n t\u01b0\u1ee3ng c\u1ea3m \u1ee9ng \u0111i\u1ec7n t\u1eeb, t\u00edn hi\u1ec7u s\u1ebd \u0111\u01b0\u1ee3c truy\u1ec1n \u0111\u1ebfn th\u00f4ng qua c\u00e1c m\u1ea1ch \u0111i\u1ec7n.<\/p>\n\n\n\n

M\u00e1y bi\u1ebfn \u00e1p bao g\u1ed3m m\u1ed9t cu\u1ed9n d\u00e2y s\u01a1 c\u1ea5p. ngo\u00e0i ra ch\u00fang c\u00f3 m\u1ed9t ho\u1eb7c nhi\u1ec1u cu\u1ed9n d\u00e2y th\u1ee9 c\u1ea5p. C\u00e1c cu\u1ed9n d\u00e2y n\u00e0y \u0111\u1ec1u \u0111\u01b0\u1ee3c li\u00ean k\u1ebft th\u00f4ng qua m\u1ed9t tr\u01b0\u1eddng \u0111i\u1ec7n t\u1eeb. Khi ta \u0111\u01b0a m\u1ed9t d\u00f2ng \u0111i\u1ec7n v\u1edbi \u0111i\u1ec7n \u00e1p x\u00e1c \u0111\u1ecbnh \u0111i v\u00e0o cu\u1ed9n d\u00e2y s\u01a1 c\u1ea5p, ta s\u1ebd th\u1ea5y c\u00f3 m\u1ed9t tr\u01b0\u1eddng \u0111i\u1ec7n t\u1eeb. Theo nh\u01b0 \u0111\u1ecbnh lu\u1eadt c\u1ea3m \u1ee9ng Faraday, tr\u01b0\u1eddng \u0111i\u1ec7n t\u1eeb n\u00e0y s\u1ebd t\u1ea1o ra d\u00f2ng \u0111i\u1ec7n c\u1ea3m \u1ee9ng t\u1ea1i c\u00e1c qu\u1eadn th\u1ee9 c\u1ea5p. Th\u1ebf n\u00ean, ta c\u1ea7n b\u1ed1 tr\u00ed m\u1ea1ch d\u1eabn t\u1eeb \u0111i qua l\u00f5i c\u1ee7a cu\u1ed9n d\u00e2y. \u0110\u00e2y l\u00e0 c\u00e1ch \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o nh\u1ea5t s\u1ef1 truy\u1ec1n n\u0103ng l\u01b0\u1ee3ng hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n

T\u1ea7n s\u1ed1 c\u1ee7a v\u1eadt d\u1eabn<\/p>\n\n\n\n

V\u1eadt d\u1eabn t\u1eeb s\u1ebd ph\u1ee5 thu\u1ed9c nhi\u1ec1u v\u00e0o t\u1ea7n s\u1ed1 l\u00e0m vi\u1ec7c c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p. \u0110i\u1ec1u n\u00e0y c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa.<\/p>\n\n\n\n

\u1ede t\u1ea7n s\u1ed1 th\u1ea5p nh\u01b0 bi\u1ebfn \u00e1p \u00e2m t\u1ea7n, bi\u1ebfn \u00e1p \u0111i\u1ec7n l\u1ef1c, \u00e2m t\u1ea7n. Ch\u00fang ta c\u1ea7n d\u00f9ng l\u00e1 v\u1eadt li\u1ec7u t\u1eeb m\u1ec1m, v\u00e0 \u0111\u1ed9 t\u1eeb th\u1ea9m ph\u1ea3i cao nh\u01b0 permalloy, th\u00e9p Silic\u2026 M\u1ea1ch t\u1eeb s\u1ebd ph\u1ea3i kh\u00e9p k\u00edn nh\u01b0 c\u00e1c l\u00f5i gh\u00e9p. M\u1ed9t s\u1ed1 m\u1eabu gh\u00e9p ph\u1ed5 bi\u1ebfn l\u00e0 h\u00ecnh ch\u1eef I, h\u00ecnh ch\u1eef U, h\u00ecnh ch\u1eef E.<\/p>\n\n\n\n

\u1ede t\u1ea7n s\u1ed1 cao, s\u00f3ng radio v\u00e0 v\u00f9ng si\u00eau \u00e2m s\u1ebd ph\u1ea3i d\u00f9ng l\u00f5i ferit kh\u00e9p k\u00edn m\u1ea1ch t\u1eeb.<\/p>\n\n\n\n

Truy\u1ec1n t\u1ea3i \u0111i\u1ec7n c\u00f3 kh\u00f3 kh\u00f4ng?<\/p>\n\n\n\n

B\u00ed quy\u1ebft l\u00e0m t\u1ed1t b\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi nh\u1eefng d\u1ea1ng b\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa, \u0111\u1ec3 c\u00f3 th\u1ec3 l\u00e0m \u0111\u00fang kh\u00f4ng ph\u1ea3i l\u00e0 kh\u00f3. Tuy nhi\u00ean, \u0111\u1ed1i v\u1edbi nh\u1eefng em h\u1ecdc sinh<\/a> kh\u00f4ng chuy\u00ean v\u1ec1 v\u1eadt l\u00fd, c\u00e1c em c\u00f3 th\u1ec3 th\u1ea5y ch\u00fang d\u1ec5 l\u00e0m m\u00ecnh n\u1ea3n. B\u1edfi th\u1ebf, m\u1ed9t s\u1ed1 b\u00ed quy\u1ebft sau \u0111\u00e2y c\u00f3 th\u1ec3 gi\u00fap c\u00e1c em h\u1ecdc t\u1ed1t, v\u00e0 l\u00e0m ch\u1ee7 \u0111\u01b0\u1ee3c m\u00f4n v\u1eadt l\u00fd n\u00e0y m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n\n\n\n

Lu\u00f4n ghi nh\u1edb n\u1ed9i dung c\u1ee7a c\u00f4ng th\u1ee9c: Ghi nh\u1edb \u0111\u01b0\u1ee3c c\u00f4ng th\u1ee9c l\u00e0 m\u1ed9t chuy\u1ec7n, c\u00e1c em ph\u1ea3i hi\u1ec3u v\u00e0 bi\u1ebft \u1ee9ng d\u1ee5ng linh ho\u1ea1t n\u1eefa. Vi\u1ec7c n\u1eafm r\u00f5 t\u1eebng \u0111\u1ea1i l\u01b0\u1ee3ng v\u00e0 c\u00e1c c\u00e1ch bi\u1ebfn \u0111\u1ed5i c\u00f4ng th\u1ee9c s\u1ebd gi\u00fap c\u00e1c em l\u00e0m b\u00e0i nhanh h\u01a1n. Ngo\u00e0i ra, n\u1ebfu s\u1ee3 m\u00ecnh b\u1ecb l\u1eabn l\u1ed9n trong l\u00fac l\u00e0m b\u00e0i. C\u00e1ch t\u1ed1t nh\u1ea5t l\u00e0 c\u00e1c em h\u00e3y ghi c\u00f4ng th\u1ee9c ra v\u00e0 \u0111\u1ed1i chi\u1ebfu \u0111\u1ec3 c\u00f3 th\u1ec3 ch\u1eafc ch\u1eafn nh\u1ea5t.<\/p>\n\n\n\n

L\u00e0m nhi\u1ec1u b\u00e0i t\u1eadp h\u01a1n: Kh\u00f4ng g\u00ec t\u1ed1t b\u1eb1ng vi\u1ec7c l\u00e0m nhu\u1ea7n nhuy\u1ec5n nh\u1eefng d\u1ea1ng b\u00e0i t\u1eadp tr\u00ean l\u1edbp. \u0110\u00e2y l\u00e0 c\u00e1ch \u0111\u1ec3 c\u00e1c em in s\u00e2u c\u00f4ng th\u1ee9c v\u00e0 c\u00e1ch gi\u1ea3i v\u00e0o \u0111\u1ea7u. H\u01a1n th\u1ebf n\u1eefa, n\u1ebfu nh\u01b0 \u0111i thi m\u00e0 g\u1eb7p ph\u1ea3i m\u1ed9t d\u1ea1ng em \u0111\u00e3 h\u1ecdc r\u1ed3i, c\u00e1ch n\u00e0y s\u1ebd gi\u00fap em t\u1ef1 tin h\u01a1n. D\u00f9 gi\u1ecfi giang hay kh\u00f4ng, ch\u1eafc ch\u1eafn vi\u1ec7c h\u1ecdc h\u00e0nh ch\u0103m ch\u1ec9 s\u1ebd gi\u00fap c\u00e1c em n\u00e2ng cao th\u00e0nh t\u00edch. H\u00e3y l\u00e0m theo \u0111\u1ec3 kh\u00f4ng h\u1ed1i h\u1eadn v\u1ec1 k\u1ebft qu\u1ea3 nh\u00e9.<\/p>\n\n\n\n

B\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa<\/p>\n\n\n\n

D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng b\u00e0i tr\u1eafc nghi\u1ec7m v\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa. C\u00e1c em h\u1ecdc sinh<\/a> c\u00f3 th\u1ec3 t\u1ef1 l\u00e0m, sau \u0111\u00f3 \u0111\u1ed1i chi\u1ebfu v\u1edbi k\u1ebft qu\u1ea3 m\u00e0 ch\u00fang t\u00f4i cung c\u1ea5p. \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap c\u00e1c em hi\u1ec3u h\u01a1n nh\u1eefng ki\u1ebfn th\u1ee9c m\u00e0 m\u00ecnh \u0111ang h\u1ecdc h\u1ecfi. N\u1ebfu c\u00f3 sai s\u00f3t, h\u00e3y \u0111\u1ecdc k\u1ef9 \u0111\u1ec3 xem m\u00ecnh b\u1ecb t\u00ednh sai \u1edf \u0111\u00e2u c\u00e1c em nh\u00e9.<\/p>\n\n\n\n

B\u00e0i 1: \u0110\u1ec3 c\u00f3 th\u1ec3 truy\u1ec1n \u0111i c\u00f9ng m\u1ed9t c\u00f4ng su\u1ea5t \u0111i\u1ec7n. Khi \u0111\u01b0\u1eddng d\u00e2y t\u1ea3i \u0111i\u1ec7n d\u00e0i g\u1ea5p \u0111\u00f4i, th\u00ec c\u00f4ng su\u1ea5t hao ph\u00ed b\u1ecb t\u1ecfa ra b\u1edfi nhi\u1ec7t s\u1ebd ra sao?<\/p>\n\n\n\n

A T\u0103ng 2 l\u1ea7n<\/p>\n\n\n\n

B T\u0103ng 4 l\u1ea7n<\/p>\n\n\n\n

C Gi\u1ea3m 2 l\u1ea7n<\/p>\n\n\n\n

D Kh\u00f4ng t\u0103ng, kh\u00f4ng gi\u1ea3m gi\u00e1 tr\u1ecb<\/p>\n\n\n\n

B\u00e0i 2: \u1ede tr\u00ean c\u00f9ng m\u1ed9t \u0111\u01b0\u1eddng d\u00e2y d\u1eabn \u0111\u01b0\u1ee3c t\u1ea3i \u0111i m\u1ed9t c\u00f4ng su\u1ea5t \u0111i\u1ec7n. N\u1ebfu nh\u01b0 ta d\u00f9ng d\u00e2y d\u1eabn c\u00f3 ti\u1ebft di\u1ec7n t\u0103ng g\u1ea5p \u0111\u00f4i. L\u00fac n\u00e0y c\u00f4ng su\u1ea5t hao ph\u00ed g\u00e2y ra b\u1edfi t\u1ecfa nhi\u1ec7t s\u1ebd nh\u01b0 th\u1ebf n\u00e0o?<\/p>\n\n\n\n

A Gi\u1ea3m 4 l\u1ea7n<\/p>\n\n\n\n

B T\u0103ng 4 l\u1ea7n<\/p>\n\n\n\n

C Gi\u1ea3m 2 l\u1ea7n<\/p>\n\n\n\n

D T\u0103ng 2 l\u1ea7n<\/p>\n\n\n\n

B\u00e0i 3: \u1ede tr\u00ean c\u00f9ng m\u1ed9t \u0111\u01b0\u1eddng d\u00e2y d\u1eabn \u0111\u01b0\u1ee3c t\u1ea3i \u0111i m\u1ed9t c\u00f4ng su\u1ea5t \u0111i\u1ec7n. Ta c\u00f3 hi\u1ec7u \u0111i\u1ec7n th\u1ebf \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh. N\u1ebfu nh\u01b0 s\u1eed d\u1ee5ng d\u00e2y d\u1eabn c\u00f3 \u0111\u01b0\u1eddng k\u00ednh ti\u1ebft di\u1ec7n gi\u1ea3m m\u1ed9t n\u1eeda. Khi n\u00e0y c\u00f4ng su\u1ea5t hao ph\u00ed g\u00e2y ra b\u1edfi t\u1ecfa nhi\u1ec7t s\u1ebd thay \u0111\u1ed5i nh\u01b0 th\u1ebf n\u00e0o?<\/p>\n\n\n\n

A Gi\u1ea3m \u0111i 4 l\u1ea7n<\/p>\n\n\n\n

B Gi\u1ea3m \u0111i 2 l\u1ea7n<\/p>\n\n\n\n

C T\u0103ng l\u00ean 4 l\u1ea7n<\/p>\n\n\n\n

D T\u0103ng l\u00ean 2 l\u1ea7n<\/p>\n\n\n\n

\u0110\u00e1p \u00e1n b\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng<\/p>\n\n\n\n

B\u00e0i 1: \u0110\u00e1p \u00e1n A<\/p>\n\n\n\n

B\u00e0i 2: \u0110\u00e1p \u00e1n C<\/p>\n\n\n\n

B\u00e0i 3: \u0110\u00e1p \u00e1n A<\/p>\n\n\n\n

Truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u00e0 g\u00ec?<\/p>\n\n\n\n

Tr\u00ean \u0111\u00e2y l\u00e0 nh\u1eefng th\u00f4ng tin ch\u00fang t\u00f4i mang \u0111\u1ebfn cho b\u1ea1n \u0111\u1ecdc v\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa. Ch\u00fang t\u00f4i tin r\u1eb1ng b\u00e0i vi\u1ebft n\u00e0y \u0111\u1ee7 ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 th\u00fa v\u1ecb, \u0111\u1ec3 b\u1ea1n t\u00ecm v\u00e0 h\u1ecdc h\u1ecfi theo. Th\u1eddi gian n\u0103m h\u1ecdc l\u1edbp 9 s\u1ebd tr\u00f4i qua r\u1ea5t nhanh. Th\u1ebf n\u00ean, c\u00e1c em h\u00e3y lu\u00f4n trau d\u1ed3i ch\u1ee7 \u0111\u1ed9ng m\u1ed7i ng\u00e0y nh\u00e9. \u0110\u1eebng qu\u00ean tham kh\u1ea3o tr\u00ean website c\u1ee7a ch\u00fang t\u00f4i nh\u1eefng b\u00e0i vi\u1ebft m\u1edbi l\u1ea1 kh\u00e1c. Ch\u00fang t\u00f4i tin r\u1eb1ng nh\u1eefng ki\u1ebfn th\u1ee9c m\u00e0 m\u00ecnh mang \u0111\u1ebfn s\u1ebd kh\u00f4ng l\u00e0m c\u00e1c em th\u1ea5t v\u1ecdng. C\u00f3 th\u1ec3 k\u1ec3 \u0111\u1ebfn ki\u1ebfn th\u1ee9c v\u1ec1 m\u00e1y ph\u00e1t \u0111i\u1ec7n xoay chi\u1ec1u. Ch\u00fac c\u00e1c em lu\u00f4n \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 t\u1ed1t trong h\u1ecdc t\u1eadp<\/a>.<\/p>\n\n\n\n

B\u00ean c\u1ea1nh \u0111\u00f3, m\u1eddi b\u1ea1n \u0111\u1ecdc c\u00f9ng t\u00ecm hi\u1ec3u nh\u1eefng ki\u1ebfn th\u1ee9c m\u1edbi<\/p><\/blockquote>\n\n\n\n

5 b\u01b0\u1edbc \u0111\u01a1n gi\u1ea3n gi\u00fap con gi\u1ecfi m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i \u0111i h\u1ecdc th\u00eam<\/p>\n\n\n\n

\u0110i\u1ec7n th\u1ebf hi\u1ec7u \u0111i\u1ec7n th\u1ebf \u2013 Kh\u00e1i ni\u1ec7m v\u00e0 c\u00f4ng th\u1ee9c chi ti\u1ebft<\/p>\n\n\n\n

Ch\u1ea5t d\u1eabn \u0111i\u1ec7n v\u00e0 ch\u1ea5t c\u00e1ch \u0111i\u1ec7n l\u00e0 g\u00ec? Ki\u1ebfn th\u1ee9c v\u1eadt l\u00fd 7<\/p>\n\n\n\n\n\n

\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\n\u0111\u1ec3 n\u00e2ng cao c\u00f4ng su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng m\u00e1y bi\u1ebfn \u00e1p
\nc\u00f4ng th\u1ee9c truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa sbt
\ns\u01a1 \u0111\u1ed3 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nb\u00e0i 36 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\n\u0111i\u1ec7n n\u0103ng t\u1eeb m\u1ed9t tr\u1ea1m ph\u00e1t \u0111i\u1ec7n \u0111\u01b0\u1ee3c \u0111\u01b0a \u0111\u1ebfn m\u1ed9t khu t\u00e1i \u0111\u1ecbnh c\u01b0 b\u1eb1ng \u0111\u01b0\u1eddng d\u00e2y truy\u1ec1n t\u1ea3i m\u1ed9t pha
\nv\u00ec sao ph\u1ea3i truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nt\u1eeb m\u1ed9t tr\u1ea1m \u0111i\u1ec7n \u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c truy\u1ec1n t\u1ea3i \u0111\u1ebfn n\u01a1i ti\u00eau th\u1ee5 b\u1eb1ng \u0111\u01b0\u1eddng d\u00e2y t\u1ea3i \u0111i\u1ec7n m\u1ed9t pha
\nhi\u1ec7u su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng 12
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa violet
\nb\u00e0i 51: truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng m\u00e1y bi\u1ebfn \u00e1p
\n\u0111i\u1ec7n n\u0103ng l\u00e0 g\u00ec \u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t v\u00e0 truy\u1ec1n t\u1ea3i nh\u01b0 th\u1ebf n\u00e0o
\nph\u01b0\u01a1ng ph\u00e1p 4 c\u1ed9t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nb\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nb\u00e0i 16 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng m\u00e1y bi\u1ebfn \u00e1p
\n\u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c truy\u1ec1n t\u1ea3i t\u1eeb tr\u1ea1m ph\u00e1t \u0111i\u1ec7n
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u1edbp 9
\ntrong qu\u00e1 tr\u00ecnh truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa \u1edf cu\u1ed1i ngu\u1ed3n kh\u00f4ng d\u00f9ng m\u00e1y h\u1ea1 th\u1ebf
\nb\u00e0i to\u00e1n truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nc\u00f4ng th\u1ee9c t\u00ednh hi\u1ec7u su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nkhi truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng c\u00f3 c\u00f4ng su\u1ea5t kh\u00f4ng \u0111\u1ed5i
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u1edbp 12
\n\u0111i\u1ec7n n\u0103ng truy\u1ec1n t\u1ea3i \u0111i xa th\u01b0\u1eddng b\u1ecb ti\u00eau hao
\nc\u00f4ng th\u1ee9c t\u00ednh hi\u1ec7u su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng 12
\ntrong qu\u00e1 tr\u00ecnh truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nc\u00f4ng ty truy\u1ec1n t\u1ea3i \u0111i\u1ec7n 2 \u0111\u00e0 n\u1eb5ng
\nv\u00ec sao khi mu\u1ed1n truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\n\u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c truy\u1ec1n t\u1eeb m\u1ed9t tr\u1ea1m ph\u00e1t \u0111i\u1ec7n \u0111\u1ebfn n\u01a1i ti\u00eau th\u1ee5 b\u1eb1ng \u0111\u01b0\u1eddng d\u00e2y t\u1ea3i \u0111i\u1ec7n m\u1ed9t pha
\nchuy\u00ean \u0111\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\n\u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t v\u00e0 truy\u1ec1n t\u1ea3i nh\u01b0 th\u1ebf n\u00e0o
\nng\u01b0\u1eddi ta truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng t\u1eeb a \u0111\u1ebfn b
\nb\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u1edbp 9
\nc\u00f3 m\u1ea5y lo\u1ea1i \u0111\u01b0\u1eddng d\u00e2y truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\ntrong qu\u00e1 tr\u00ecnh truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa c\u00f4ng su\u1ea5t hao ph\u00ed
\nv\u00ec sao khi truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\n\u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c truy\u1ec1n t\u1ea3i t\u1eeb a \u0111\u1ebfn b
\nt\u1eeb m\u1ed9t tr\u1ea1m \u0111i\u1ec7n \u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c truy\u1ec1n t\u1ea3i
\nhi\u1ec7u su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng c\u00f4ng th\u1ee9c
\nso\u1ea1n b\u00e0i truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nkhi truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nhi\u1ec7u su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng m\u1ed9t c\u00f4ng su\u1ea5t p
\nb\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\ntruyen tai dien nang di xa
\ns\u1ef1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nkhi truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng t\u1eeb n\u01a1i s\u1ea3n xu\u1ea5t
\nv\u1eadt l\u00fd 9 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nc\u00f4ng th\u1ee9c hi\u1ec7u su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\n\u0111\u1ec3 n\u00e2ng cao n\u0103ng su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nhi\u1ec7u su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng b\u1eb1ng
\nsbt truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\ngi\u1ea3i sbt l\u00fd 9 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa v\u1eadt l\u00fd 12
\nhi\u1ec7u su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nb\u00e0i 36 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa sbt
\nc\u00f4ng su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nb\u00e0i t\u1eadp v\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nb\u00e0i to\u00e1n truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng kh\u00f3
\ntrong qu\u00e1 tr\u00ecnh truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng bi\u1ec7n ph\u00e1p
\nb\u00e0i t\u1eadp v\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nt\u1ea1i sao ph\u1ea3i truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa s\u00e1ch b\u00e0i t\u1eadp
\nhi\u1ec7u su\u1ea5t qu\u00e1 tr\u00ecnh truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nc\u00e1ch truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\n\u0111\u1ec3 n\u00e2ng cao c\u00f4ng su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n
\nchuy\u00ean \u0111\u1ec1 m\u00e1y bi\u1ebfn \u00e1p v\u00e0 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nph\u01b0\u01a1ng ph\u00e1p m\u00faa c\u1ed9t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nb\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u1edbp 9 violet
\ns\u1ef1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nm\u00e1y bi\u1ebfn \u00e1p truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nbai tap truyen tai dien nang
\nsu truyen tai dien nang
\nb\u00e0i t\u1eadp l\u00fd 9 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nl\u00fd thuy\u1ebft m\u00e1y bi\u1ebfn \u00e1p v\u00e0 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nct hi\u1ec7u su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nhieu suat truyen tai dien nang
\nb\u00e0i t\u1eadp v\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u1edbp 9
\nc\u00e1c b\u00e0i t\u1eadp v\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nb\u00e0i 16 truyen tai dien nang may bien ap
\ngi\u00e1o \u00e1n truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng m\u00e1y bi\u1ebfn \u00e1p
\nb\u00e0i t\u1eadp hay v\u00e0 kh\u00f3 v\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nb\u00e0i 16 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng m\u00e1y bi\u1ebfn \u00e1p violet
\nkhi truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng c\u00f3 c\u00f4ng su\u1ea5t p
\nc\u1ea7n truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng t\u1eeb a \u0111\u1ebfn b c\u00e1ch nhau 10km
\ntr\u1eafc nghi\u1ec7m truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nb\u00e0i t\u1eadp v\u1eadt l\u00fd 9 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nbai tap ve truyen tai dien nang
\ntruyen tai dien nang may bien ap
\nso\u1ea1n truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nchuy\u00ean \u0111\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\ntrong viec truyen tai dien nang di xa
\nc\u00e1c c\u00f4ng th\u1ee9c t\u00ednh hi\u1ec7u su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\ngi\u1ea3i b\u00e0i t\u1eadp v\u1eadt l\u00fd 9 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nc\u00f4ng th\u1ee9c truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u1edbp 12
\nc\u00f4ng th\u1ee9c truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng 12
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa b\u00e0i t\u1eadp
\ntrong th\u1ef1c t\u1ebf khi truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\ntruy\u1ec1n t\u1ea3i v\u00e0 ph\u00e2n ph\u1ed1i \u0111i\u1ec7n n\u0103ng
\nc\u00f4ng ty truy\u1ec1n t\u1ea3i \u0111i\u1ec7n \u0111\u00e0 n\u1eb5ng
\nbai toan truyen tai dien nang
\nb\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng hay v\u00e0 kh\u00f3
\nb\u00e0i t\u1eadp m\u00e1y bi\u1ebfn \u00e1p v\u00e0 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nkhi truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa \u0111i\u1ec7n n\u0103ng hao ph\u00ed \u0111\u00e3 chuy\u1ec3n h\u00f3a th\u00e0nh d\u1ea1ng n\u0103ng l\u01b0\u1ee3ng n\u00e0o
\nc\u00f4ng th\u1ee9c truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u1edbp 9
\nc\u00f4ng th\u1ee9c t\u00ednh nhanh truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nb\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u1edbp 9 n\u00e2ng cao
\nb\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa v\u00e0 m\u00e1y bi\u1ebfn th\u1ebf
\nb\u00e0i to\u00e1n v\u1ec1 s\u1ef1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nb\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u1edbp 12
\nph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 gi\u1ea3m hao ph\u00ed khi truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nc\u00e1c d\u1ea1ng b\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nh\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nt\u1ea1i m\u1ed9t \u0111i\u1ec3m \u0111\u1ea1i l\u01b0\u1ee3ng \u0111o b\u1eb1ng l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng m\u00e0 s\u00f3ng \u00e2m truy\u1ec1n qua m\u1ed9t \u0111\u01a1n v\u1ecb di\u1ec7n t\u00edch
\nng\u01b0\u1eddi ta truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111\u1ebfn m\u1ed9t n\u01a1i ti\u00eau th\u1ee5
\ntrong c\u00e1c ph\u01b0\u01a1ng \u00e1n truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nv\u1eadt li\u1ec7u \u0111i\u1ec7n d\u00f9ng \u0111\u1ec3 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng l\u00e0
\nl\u00fd 9 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nb\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa 12
\nv\u00ec sao \u0111\u1ec3 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng ng\u01b0\u1eddi ta ph\u1ea3i d\u00f9ng m\u00e1y bi\u1ebfn \u00e1p
\nqu\u00e1 tr\u00ecnh truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa m\u00e1y bi\u1ebfn \u00e1p
\nc\u00f4ng th\u1ee9c t\u00ednh c\u00f4ng su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\ncong suat hao phi trong truyen tai dien nang
\nb\u00e0i t\u1eadp b\u00e0i 36 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nv\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng l\u00e0
\nng\u01b0\u1eddi ta truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111\u1ebfn m\u1ed9t n\u01a1i ti\u00eau th\u1ee5 b\u1eb1ng \u0111\u01b0\u1eddng d\u00e2y m\u1ed9t pha c\u00f3 \u0111i\u1ec7n tr\u1edf r
\nv\u1ebd s\u01a1 \u0111\u1ed3 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nchuyen de truyen tai dien nang
\nb\u00e0i truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nb\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng v\u00e0 m\u00e1y bi\u1ebfn \u00e1p
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng n\u00e2ng cao
\nh\u1ec7 s\u1ed1 cos\u03c6 c\u00f3 \u1ea3nh h\u01b0\u1edfng g\u00ec trong s\u1ea3n xu\u1ea5t v\u00e0 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\ntruyen tai dien nang di xa vat ly 9
\ntrong qu\u00e1 tr\u00ecnh truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nt\u1ea1i sao khi truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa ng\u01b0\u1eddi ta ph\u1ea3i d\u00f9ng m\u00e1y bi\u1ebfn th\u1ebf
\ns\u01a1 \u0111\u1ed3 truy\u1ec1n t\u1ea3i v\u00e0 ph\u00e2n ph\u1ed1i \u0111i\u1ec7n n\u0103ng
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u00fd 9
\nc\u00f4ng th\u1ee9c gi\u1ea3i nhanh truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\n\u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c truy\u1ec1n t\u1eeb nh\u00e0 m\u00e1y \u0111i\u1ec7n \u0111\u1ebfn n\u01a1i ti\u00eau th\u1ee5 b\u1eb1ng \u0111\u01b0\u1eddng d\u00e2y t\u1ea3i \u0111i\u1ec7n m\u1ed9t pha
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa v\u1eadt l\u00fd 9
\ncau tao cua duong day truyen tai dien nang
\nn\u00e2ng cao c\u00f4ng su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\n\u0111\u1ec3 n\u00e2ng cao c\u00f4ng su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng t\u1eeb
\nbai 36 truyen tai dien nang di xa
\nv\u1eadt l\u00fd 9 b\u00e0i truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nm\u00e1y bi\u1ebfn th\u1ebf truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\ntrong qua trinh truyen tai dien nang di xa
\nc\u00e1ch gi\u1ea3i b\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nc\u00e1c ph\u01b0\u01a1ng ph\u00e1p truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nkhi truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng c\u1ee7a d\u00f2ng \u0111i\u1ec7n xoay chi\u1ec1u ba pha \u0111i xa ph\u1ea3i d\u00f9ng \u00edt nh\u1ea5t bao nhi\u00eau d\u00e2y d\u1eabn
\ndien nang duoc san xuat va truyen tai nhu the nao
\nc\u00e1c d\u1ea1ng b\u00e0i t\u1eadp v\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nc\u1ea5u t\u1ea1o c\u1ee7a \u0111\u01b0\u1eddng d\u00e2y truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nkhi truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u1edf n\u01a1i truy\u1ec1n \u0111i ng\u01b0\u1eddi ta c\u1ea7n l\u1eafp
\nc\u00e1ch l\u00e0m gi\u1ea3m hao ph\u00ed tr\u00ean \u0111\u01b0\u1eddng d\u00e2y t\u1ea3i \u0111i\u1ec7n trong qu\u00e1 tr\u00ecnh truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u00e0
\nl\u00fd 9 b\u00e0i truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nh\u00ecnh \u1ea3nh truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng m\u00e1y bi\u1ebfn \u00e1p l\u1edbp 12
\nb\u00e0i t\u1eadp m\u00e1y bi\u1ebfn \u00e1p v\u00e0 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng l\u1edbp 9
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n \u0111\u00e0 n\u1eb5ng
\nv\u1ebd s\u01a1 \u0111\u1ed3 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nhi\u1ec7u su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nc\u00e1ch gi\u1ea3i b\u00e0i to\u00e1n truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\ntrong vi\u1ec7c truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nc\u00e1c d\u1ea1ng b\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nl\u00fd thuy\u1ebft v\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nt\u1ea1i sao ph\u1ea3i n\u00e2ng cao \u0111i\u1ec7n \u00e1p khi truy\u1ec1n t\u1ea3i
\nchuy\u00ean \u0111\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u1edbp 9
\ntruyen tai dien nang di xa lop 9
\ntruyen tai dien nang
\nph\u01b0\u01a1ng ph\u00e1p gi\u1ea3i b\u00e0i to\u00e1n truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nbai tap may bien the va truyen tai dien nang
\nb\u00e0i gi\u1ea3ng truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nc\u00f4ng th\u1ee9c truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nl\u00fd thuy\u1ebft truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\n\u0111\u1ec3 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng cho b\u00e0n \u1ee7i ta d\u00f9ng
\nb\u00e0i to\u00e1n truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nph\u01b0\u01a1ng ph\u00e1p c\u1ed9t trong truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nc\u00e1c b\u00e0i to\u00e1n v\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nnguoi ta truyen tai dien nang tu a den b
\ngi\u00e1o \u00e1n b\u00e0i truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng m\u00e1y bi\u1ebfn \u00e1p
\nt\u1ea1i m\u1ed9t \u0111i\u1ec3m \u0111\u1ea1i l\u01b0\u1ee3ng \u0111o b\u1eb1ng n\u0103ng l\u01b0\u1ee3ng m\u00e0 s\u00f3ng \u00e2m truy\u1ec1n qua m\u1ed9t \u0111\u01a1n v\u1ecb di\u1ec7n t\u00edch
\ns\u01a1 \u0111\u1ed3 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nkhi truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng c\u1ee7a d\u00f2ng \u0111i\u1ec7n xoay chi\u1ec1u
\nbai tap truyen tai dien nang di xa
\nbi\u1ec7n ph\u00e1p n\u00e2ng cao c\u00f4ng su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nb\u00e0i to\u00e1n hi\u1ec7u su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\ns\u00e1ch b\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nvai tr\u00f2 c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p trong vi\u1ec7c truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nt\u00ednh hi\u1ec7u su\u1ea5t truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nb\u00e0i t\u1eadp v\u1eadt l\u00fd truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nd\u1ee5ng c\u1ee5 d\u00f9ng \u0111\u1ec3 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\ngi\u1ea3i b\u00e0i truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nm\u00e1y bi\u1ebfn \u00e1p v\u00e0 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\ncong suat hao phi truyen tai dien nang
\nn\u00e2ng cao hi\u1ec7u qu\u1ea3 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n
\nc\u1ea7n truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng t\u1eeb a \u0111\u1ebfn b c\u00e1ch nhau 5km
\nvai tr\u00f2 m\u00e1y bi\u1ebfn \u00e1p trong truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\n\u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c truy\u1ec1n t\u1eeb tr\u1ea1m ph\u00e1t \u0111i\u1ec7n \u0111\u1ebfn n\u01a1i ti\u00eau th\u1ee5 b\u1eb1ng \u0111\u01b0\u1eddng d\u00e2y t\u1ea3i \u0111i\u1ec7n m\u1ed9t pha
\ns\u1ea3n xu\u1ea5t v\u00e0 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\n\u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c truy\u1ec1n t\u1ea3i nh\u01b0 th\u1ebf n\u00e0o
\nph\u01b0\u01a1ng ph\u00e1p truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\nqu\u00e1 tr\u00ecnh truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa 12
\nb\u00e0i t\u1eadp v\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng l\u1edbp 9
\nm\u00f4 h\u00ecnh truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\ntrong truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nh\u1ec7 th\u1ed1ng truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u1edbp 9 sbt
\n\u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c truy\u1ec1n t\u1ea3i t\u1eeb tr\u1ea1m ph\u00e1t
\nb\u00e0i t\u1eadp v\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa v\u1eadt l\u00fd 9
\ngi\u1ea3i b\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa
\nc\u00e1c c\u00f4ng th\u1ee9c truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng
\ntruy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng l\u00e0 g\u00ec
\nb\u1eb1ng \u0111\u01b0\u1eddng d\u00e2y truy\u1ec1n t\u1ea3i 1 pha \u0111i\u1ec7n n\u0103ng
\nt\u1ea1i sao ph\u1ea3i n\u00e2ng \u0111i\u1ec7n \u00e1p truy\u1ec1n t\u1ea3i l\u00ean
\n\n<\/div>\n","protected":false},"excerpt":{"rendered":"

Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn Ki\u1ebfn th\u1ee9c v\u1ec1 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa v\u00f4 c\u00f9ng quan tr\u1ecdng. Nh\u1eefng ki\u1ebfn th\u1ee9c n\u00e0y \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ea5t nhi\u1ec1u v\u00e0o trong \u0111\u1eddi s\u1ed1ng. B\u1edfi th\u1ebf, c\u00e1c em h\u1ecdc sinh kh\u00f4ng n\u00ean b\u1ecf qua c\u00e1c b\u00e0i t\u1eadp truy\u1ec1n t\u1ea3i \u0111i\u1ec7n n\u0103ng \u0111i xa l\u1edbp 9 n\u00e0y. \u0110\u1eb7c […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[4,7],"tags":[],"class_list":["post-1015","post","type-post","status-publish","format-standard","hentry","category-trung-hoc","category-vat-ly"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/1015","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=1015"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/1015\/revisions"}],"predecessor-version":[{"id":25693,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/1015\/revisions\/25693"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=1015"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=1015"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=1015"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}