Bi\u1ec3n lu\u00f4n c\u00f3 s\u00f3ng gi\u00f3, r\u1ea5t \u00edt khi b\u00ecnh l\u1eb7ng, “kh\u00f4ng c\u00f3 gi\u00f3 th\u00ec kh\u00f4ng th\u00e0nh s\u00f3ng”, s\u00f3ng l\u00e0 do gi\u00f3 t\u1ea1o n\u00ean. Gi\u00f3 th\u1ed5i v\u00e0o m\u1eb7t n\u01b0\u1edbc, khi\u1ebfn cho c\u00e1c ch\u1ea5t \u0111i\u1ec3m c\u1ee7a n\u01b0\u1edbc dao \u0111\u1ed9ng c\u00f3 t\u00ednh chu k\u1ef3, do \u0111\u00f3 t\u1ea1o th\u00e0nh s\u00f3ng nh\u1ea5p nh\u00f4. S\u00f3ng d\u00e2ng l\u00ean v\u00e0 h\u1ea1 xu\u1ed1ng, \u1edf ch\u1ed7 cao nh\u01b0 ng\u1ecdn n\u00fai g\u1ecdi l\u00e0 \u0111\u1ec9nh s\u00f3ng, \u1edf ch\u1ed7 th\u1ea5p nh\u1ea5t g\u1ecdi l\u00e0 ch\u00e2n s\u00f3ng. Kho\u1ea3ng c\u00e1ch theo chi\u1ec1u th\u1eb3ng \u0111\u1ee9ng gi\u1eefa hai ng\u1ecdn s\u00f3ng v\u00e0 ch\u00e2n s\u00f3ng li\u1ec1n k\u1ec1 nhau g\u1ecdi l\u00e0 chi\u1ec1u cao c\u1ee7a s\u00f3ng. Kho\u1ea3ng c\u00e1ch gi\u1eefa ch\u00e2n s\u00f3ng v\u00e0 ng\u1ecdn s\u00f3ng c\u00e0ng l\u1edbn th\u00ec n\u0103ng l\u01b0\u1ee3ng c\u1ee7a s\u00f3ng c\u0169ng c\u00e0ng l\u1edbn. Gi\u00f3 m\u1ea1nh s\u00f3ng cao, ng\u1ecdn s\u00f3ng \u1eadp \u0111\u1ebfn, c\u00f3 th\u1ec3 khi\u1ebfn cho tr\u00ean m\u1ed9t di\u1ec7n t\u00edch 1 m2 ch\u1ecbu m\u1ed9t s\u1ee9c m\u1ea1nh v\u00e0i t\u1ea5n, th\u1eadm ch\u00ed v\u00e0i ch\u1ee5c t\u1ea5n. Do \u0111\u00f3, khi gi\u00f3 b\u00e3o s\u1eafp \u1eadp t\u1edbi, c\u00e1c t\u00e0u thuy\u1ec1n \u0111ang \u0111i tr\u00ean bi\u1ec3n th\u01b0\u1eddng ph\u1ea3i nhanh ch\u00f3ng ch\u1ea1y v\u00e0o c\u1ea3ng v\u1ecbnh \u0111\u1ec3 tr\u00e1nh.<\/p>\n\n\n\n
Tuy nhi\u00ean, t\u00e0u ng\u1ea7m \u1edf ngo\u00e0i bi\u1ec3n th\u00ec kh\u00f4ng c\u1ea7n ph\u1ea3i lo l\u1eafng g\u00ec, khi g\u1eb7p gi\u00f3 b\u00e3o, ch\u1ec9 c\u1ea7n l\u1eb7n xu\u1ed1ng s\u00e2u h\u01a1n m\u1ed9t ch\u00fat l\u00e0 c\u00f3 th\u1ec3 b\u00ecnh y\u00ean v\u00f4 s\u1ef1. T\u1ea1i sao v\u1eady?<\/p>\n\n\n\n
Theo t\u00ednh to\u00e1n, c\u00e1c t\u00e0u ch\u1edf d\u1ea7u c\u00f3 \u0111\u1ed9ng c\u01a1 v\u1edbi c\u00f4ng su\u1ea5t 10 v\u1ea1n kw, t\u1ed1c \u0111\u1ed9 \u0111i tr\u00ean bi\u1ec3n m\u1ed7i gi\u1edd c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u1ebfn 23 h\u1ea3i l\u00fd. N\u1ebfu d\u00f9ng \u0111\u1ed9ng c\u01a1 v\u1edbi c\u00f4ng su\u1ea5t nh\u01b0 v\u1eady m\u00e0 ch\u1ea1y ng\u1ea7m \u1edf d\u01b0\u1edbi bi\u1ec3n th\u00ec c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c 27 h\u1ea3i l\u00fd. Nguy\u00ean do l\u00e0, khi tr\u00ean m\u1eb7t bi\u1ec3n s\u00f3ng gi\u00f3 cu\u1ed3n cu\u1ed9n, th\u00ec \u1edf \u0111\u1ed9 s\u00e2u nh\u1ea5t \u0111\u1ecbnh d\u01b0\u1edbi bi\u1ec3n l\u1ea1i l\u00e0 m\u1ed9t th\u1ebf gi\u1edbi b\u00ecnh y\u00ean. \u1ede \u0111\u00f3, l\u1ef1c c\u1ea3n c\u1ee7a gi\u00f3 gi\u1ea3m \u0111i nhi\u1ec1u, \u0111\u1ed3ng th\u1eddi l\u1ea1i kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng c\u1ee7a s\u00f3ng to gi\u00f3 l\u1edbn.<\/p>\n\n\n\n
Ta bi\u1ebft r\u1eb1ng, khi s\u00f3ng truy\u1ec1n theo m\u1eb7t ph\u1eb3ng n\u1eb1m ngang, th\u01b0\u1eddng c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng l\u00e0n s\u00f3ng sau \u0111u\u1ed5i l\u00e0n s\u00f3ng tr\u01b0\u1edbc. Khi\u1ebfn cho s\u00f3ng truy\u1ec1n \u0111i r\u1ea5t xa, kho\u1ea3ng c\u00e1ch gi\u1eefa hai ng\u1ecdn k\u1ec1 nhau (t\u1ee9c b\u01b0\u1edbc s\u00f3ng) c\u0169ng c\u00f3 th\u1ec3 k\u00e9o ra r\u1ea5t d\u00e0i. \u1ede Th\u00e1i B\u00ecnh D\u01b0\u01a1ng bao la m\u00eanh m\u00f4ng, ng\u01b0\u1eddi ta t\u1eebng \u0111o \u0111\u01b0\u1ee3c con s\u00f3ng c\u00f3 b\u01b0\u1edbc s\u00f3ng d\u00e0i \u0111\u1ebfn 600 m\u00e9t! Tuy nhi\u00ean, khi s\u00f3ng truy\u1ec1n xu\u1ed1ng ph\u00eda d\u01b0\u1edbi, th\u00ec tr\u00e1i l\u1ea1i ch\u00fang suy y\u1ebfu \u0111i nhanh ch\u00f3ng khi \u0111\u1ed9 s\u00e2u t\u0103ng l\u00ean. Theo t\u00ednh to\u00e1n, m\u1ed7i khi \u0111\u1ed9 s\u00e2u t\u0103ng b\u1eb1ng 1\/9 b\u01b0\u1edbc s\u00f3ng, th\u00ec chi\u1ec1u cao c\u1ee7a s\u00f3ng gi\u1ea3m xu\u1ed1ng m\u1ed9t n\u1eeda; \u1edf d\u01b0\u1edbi s\u00f3ng c\u00f3 \u0111\u1ed9 s\u00e2u b\u1eb1ng 1\/2 b\u01b0\u1edbc s\u00f3ng, th\u00ec chi\u1ec1u cao c\u1ee7a s\u00f3ng kh\u00f4ng b\u1eb1ng 5% ban \u0111\u1ea7u; \u1edf \u0111\u1ed9 s\u00e2u b\u1eb1ng m\u1ed9t b\u01b0\u1edbc s\u00f3ng, th\u00ec \u0111\u1ed9 cao c\u1ee7a s\u00f3ng ch\u1ec9 b\u1eb1ng 0,2% ban \u0111\u1ea7u. Do \u0111\u00f3, \u1edf d\u01b0\u1edbi \u0111\u1ed9 s\u00e2u 200 m c\u1ee7a bi\u1ec3n, n\u01b0\u1edbc bi\u1ec3n lu\u00f4n lu\u00f4n y\u00ean t\u0129nh, n\u00f3i chung r\u1ea5t \u00edt b\u1ecb \u1ea3nh h\u01b0\u1edfng c\u1ee7a s\u00f3ng.<\/p>\n\n\n\n
Do v\u1eady, m\u1eb7c d\u00f9 \u1edf tr\u00ean m\u1eb7t bi\u1ec3n s\u00f3ng to gi\u00f3 l\u1edbn, s\u1ee9c m\u1ea1nh phi th\u01b0\u1eddng, nh\u01b0ng t\u00e0u ng\u1ea7m v\u1eabn \u0111i l\u1ea1i t\u1ef1 do \u1edf d\u01b0\u1edbi bi\u1ec3n s\u00e2u, kh\u00f4ng h\u1ec1 b\u1ecb \u1ea3nh h\u01b0\u1edfng c\u1ee7a s\u00f3ng gi\u00f3.<\/p>\n\n\n\n
T\u1eeb kh\u00f3a: T\u00e0u ng\u1ea7m; S\u00f3ng.<\/p>\n","protected":false},"excerpt":{"rendered":"
Bi\u1ec3n lu\u00f4n c\u00f3 s\u00f3ng gi\u00f3, r\u1ea5t \u00edt khi b\u00ecnh l\u1eb7ng, “kh\u00f4ng c\u00f3 gi\u00f3 th\u00ec kh\u00f4ng th\u00e0nh s\u00f3ng”, s\u00f3ng l\u00e0 do gi\u00f3 t\u1ea1o n\u00ean. Gi\u00f3 th\u1ed5i v\u00e0o m\u1eb7t n\u01b0\u1edbc, khi\u1ebfn cho c\u00e1c ch\u1ea5t \u0111i\u1ec3m c\u1ee7a n\u01b0\u1edbc dao \u0111\u1ed9ng c\u00f3 t\u00ednh chu k\u1ef3, do \u0111\u00f3 t\u1ea1o th\u00e0nh s\u00f3ng nh\u1ea5p nh\u00f4. S\u00f3ng d\u00e2ng l\u00ean v\u00e0 h\u1ea1 xu\u1ed1ng, \u1edf […]<\/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":[15,16],"tags":[],"class_list":["post-8925","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-ky-thuat"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8925","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=8925"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8925\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=8925"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=8925"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=8925"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}