B\u00e0i 1 (trang 236 sgk V\u1eadt L\u00ed 12 n\u00e2ng cao):<\/b>\u00a0Hi\u1ec7n t\u01b0\u1ee3ng quang d\u1eabn l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng<\/span><\/p>\nA. M\u1ed9t ch\u1ea5t c\u00e1ch \u0111i\u1ec7n tr\u1edf th\u00e0nh d\u1eabn \u0111i\u1ec7n khi \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng.<\/p>\n
B. Gi\u1ea3m \u0111i\u1ec7n tr\u1edf c\u1ee7a m\u1ed9t kim lo\u1ea1i khi \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng.<\/p>\n
C. Gi\u1ea3m \u0111i\u1ec7n tr\u1edf c\u1ee7a m\u1ed9t ch\u1ea5t b\u00e1n d\u1eabn, khi \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng.<\/p>\n
D. Truy\u1ec1n d\u1eabn \u00e1nh s\u00e1ng theo c\u00e1c s\u1ee3i quang u\u1ed1n cong m\u1ed9t c\u00e1ch b\u1ea5t k\u00ec.<\/p>\n
L\u1eddi gi\u1ea3i:<\/b><\/p>\n
Ch\u1ecdn C.<\/p>\n
B\u00e0i 2 (trang 236 sgk V\u1eadt L\u00ed 12 n\u00e2ng cao):<\/b>\u00a0Theo \u0111\u1ecbnh ngh\u0129a, hi\u1ec7n t\u01b0\u1ee3ng quang \u0111i\u1ec7n trong l\u00e0:<\/span><\/p>\nA. Hi\u1ec7n t\u01b0\u1ee3ng quang \u0111i\u1ec7n x\u1ea3y ra \u1edf b\u00ean trong m\u1ed9t kh\u1ed1i kim lo\u1ea1i.<\/p>\n
B. Hi\u1ec7n t\u01b0\u1ee3ng quang \u0111i\u1ec7n x\u1ea3y ra \u1edf b\u00ean trong m\u1ed9t kh\u1ed1i \u0111i\u1ec7n m\u00f4i.<\/p>\n
C. Nguy\u00ean nh\u00e2n sinh ra hi\u1ec7n t\u01b0\u1ee3ng quang d\u1eabn.<\/p>\n
D. S\u1ef1 gi\u1ea3i ph\u00f3ng c\u00e1c electron li\u00ean k\u1ebft \u0111\u1ec3 ch\u00fang tr\u1edf th\u00e0nh electron d\u1eabn nh\u1edd t\u00e1c d\u1ee5ng c\u1ee7a m\u1ed9t b\u1ee9c x\u1ea1 \u0111i\u1ec7n t\u1eeb.<\/p>\n
L\u1eddi gi\u1ea3i:<\/b><\/p>\n
Ch\u1ecdn D<\/p>\n
B\u00e0i 3 (trang 236 sgk V\u1eadt L\u00ed 12 n\u00e2ng cao):<\/b>\u00a0Pin quang \u0111i\u1ec7n l\u00e0 ngu\u1ed3n \u0111i\u1ec7n, trong \u0111\u00f3<\/span><\/p>\nA. Quang n\u0103ng \u0111\u01b0\u1ee3c bi\u1ebfn \u0111\u1ed5i tr\u1ef1c ti\u1ebfp th\u00e0nh \u0111i\u1ec7n n\u0103ng.<\/p>\n
B. N\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi \u0111\u01b0\u1ee3c bi\u1ebfn \u0111\u1ed5i to\u00e0n b\u1ed9 th\u00e0nh \u0111i\u1ec7n n\u0103ng.<\/p>\n
C. M\u1ed9t t\u1ebf b\u00e0o quang \u0111i\u1ec7n \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m m\u00e1y ph\u00e1t \u0111i\u1ec7n.<\/p>\n
D. M\u1ed9t quang \u0111i\u1ec7n tr\u1edf, khi \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng th\u00ec tr\u1edf th\u00e0nh m\u1ed9t m\u00e1y ph\u00e1t \u0111i\u1ec7n.<\/p>\n
L\u1eddi gi\u1ea3i:<\/b><\/p>\n
Ch\u1ecdn A<\/p>\n
\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n
\n
<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
C\u00c2U H\u1eceI C\u00e2u 1 (trang 235 sgk V\u1eadt L\u00ed 12 n\u00e2ng cao):\u00a0Th\u1ebf n\u00e0o l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng quang \u0111i\u1ec7n trong, hi\u1ec7n t\u01b0\u1ee3ng quang d\u1eabn? L\u1eddi gi\u1ea3i: Xem m\u1ee5c 1 ph\u1ea7n KTCB. C\u00e2u 2 (trang 235 sgk V\u1eadt L\u00ed 12 n\u00e2ng cao):\u00a0T\u1ea1i sao tia h\u1ed3ng ngo\u1ea1i ch\u1ec9 c\u00f3 th\u1ec3 g\u00e2y ra \u0111\u01b0\u1ee3c hi\u1ec7n t\u01b0\u1ee3ng quang \u0111i\u1ec7n trong, […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[1304],"tags":[1432,1431],"yoast_head":"\n
Ch\u01b0\u01a1ng 7 - B\u00e0i 46: Hi\u1ec7n t\u01b0\u1ee3ng quang \u0111i\u1ec7n trong. Quang \u0111i\u1ec7n tr\u1edf v\u00e0 pin quang \u0111i\u1ec7n<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lop12.edu.vn\/chuong-7-bai-46-hien-tuong-quang-dien-trong-quang-dien-tro-va-pin-quang-dien\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ch\u01b0\u01a1ng 7 - B\u00e0i 46: Hi\u1ec7n t\u01b0\u1ee3ng quang \u0111i\u1ec7n trong. Quang \u0111i\u1ec7n tr\u1edf v\u00e0 pin quang \u0111i\u1ec7n\" \/>\n<meta property=\"og:description\" content=\"C\u00c2U H\u1eceI C\u00e2u 1 (trang 235 sgk V\u1eadt L\u00ed 12 n\u00e2ng cao):\u00a0Th\u1ebf n\u00e0o l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng quang \u0111i\u1ec7n trong, hi\u1ec7n t\u01b0\u1ee3ng quang d\u1eabn? L\u1eddi gi\u1ea3i: Xem m\u1ee5c 1 ph\u1ea7n KTCB. 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