{"id":15970,"date":"2021-11-27T19:31:06","date_gmt":"2021-11-27T12:31:06","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=15970"},"modified":"2021-11-27T19:31:08","modified_gmt":"2021-11-27T12:31:08","slug":"tai-sao-cac-bong-den-hieu-qua-dien-nang-co-ve-nhu-mo-hon-nhung-den-cao-ap","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/tai-sao-cac-bong-den-hieu-qua-dien-nang-co-ve-nhu-mo-hon-nhung-den-cao-ap\/","title":{"rendered":"T\u1ea1i sao c\u00e1c b\u00f3ng \u0111\u00e8n \u201chi\u1ec7u qu\u1ea3 \u0111i\u1ec7n n\u0103ng\u201d c\u00f3 v\u1ebb nh\u01b0 m\u1edd h\u01a1n nh\u1eefng \u0111\u00e8n cao \u00e1p?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 10 &#8211; Arkady Leokum<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1eb7c d\u00f9 m\u1eafc h\u01a1n c\u00e1c b\u00f3ng \u0111\u00e8n th\u00f4ng th\u01b0\u1eddng, b\u00f3ng \u0111\u00e8n hi\u1ec7u qu\u1ea3 \u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c cho l\u00e0 s\u00e1ng b\u1eb1ng nh\u01b0ng s\u1eed d\u1ee5ng ch\u1ec9 kho\u1ea3ng hai m\u01b0\u01a1i ph\u1ea7n tr\u0103m n\u0103ng l\u01b0\u1ee3ng. Ch\u00fang c\u0169ng \u0111\u01b0\u1ee3c cho l\u00e0 c\u00f3 tu\u1ed5i th\u1ecd \u0111\u1ebfn 15.000 gi\u1edd, l\u00e2u h\u01a1n \u0111\u1ebfn tr\u00ean 10 l\u1ea7n so v\u1edbi m\u1ed9t b\u00f3ng \u0111\u00e8n tr\u00f2n th\u00f4ng th\u01b0\u1eddng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, m\u1ecdi ng\u01b0\u1eddi th\u01b0\u1eddng ho\u00e0i nghi r\u1eb1ng c\u00e1c b\u00f3ng \u0111\u00e8n hi\u1ec7u qu\u1ea3 \u0111i\u1ec7n n\u0103ng 60W trong c\u00f3 v\u1ebb m\u1edd h\u01a1n nhi\u1ec1u so v\u1edbi c\u00e1c b\u00f3ng \u0111\u00e8n 60W c\u0169 m\u00e0 h\u1ecd \u0111\u1ed5i \u0111i. L\u1eddi gi\u1ea3i th\u00edch n\u1eb1m \u1edf s\u1ef1 kh\u00e1c nhau c\u01a1 b\u1ea3n trong c\u00e1ch m\u00e0 hai lo\u1ea1i \u0111\u00e8n t\u1ea1o ra \u00e1nh s\u00e1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t \u0111\u00e8n tr\u00f2n th\u00f4ng th\u01b0\u1eddng cho ph\u00e9p d\u00f2ng \u0111i\u1ec7n ch\u1ea1y v\u00e0o m\u1ed9t d\u00e2y t\u00f3c Vofram m\u1ea3nh c\u00f3 nhi\u1ec7t \u0111\u1ed9 l\u00ean \u0111\u1ebfn tr\u00ean 2.5000C, tr\u1edf th\u00e0nh c\u1ef1c k\u00ec n\u00f3ng v\u00e0 r\u1ea5t s\u00e1ng. Ng\u01b0\u1ee3c l\u1ea1i, c\u00e1c \u0111\u00e8n s\u1eed d\u1ee5ng \u0111i\u1ec7n n\u0103ng th\u1ea5p th\u1eadt ch\u1ea5t l\u00e0 m\u1ed9t \u1ed1ng ph\u1ee7 hu\u1ef3nh quang thu nh\u1ecf sinh ra \u00e1nh s\u00e1ng b\u1eb1ng c\u00e1ch chuy\u1ec3n d\u00f2ng \u0111i\u1ec7n v\u00e0o m\u1ed9t \u1ed1ng b\u1ecbt k\u00edn b\u00ean trong ch\u1ee9a kh\u00ed c\u00f3 \u00e1p su\u1ea5t r\u1ea5t th\u1ea5p. C\u00e1c kh\u00ed ph\u1ea3n \u1ee9ng l\u1ea1i v\u1edbi d\u00f2ng \u0111i\u1ec7n b\u1eb1ng c\u00e1ch ph\u00e1t ra c\u00e1c tia c\u1ef1c t\u00edm (UV), c\u00e1c \u00e1nh s\u00e1ng c\u1ef1c t\u00edm n\u00e0y khi \u0111\u1eadp v\u00e0o m\u1ed9t l\u1edbp ph\u1ee7 \u0111\u1eb7c bi\u1ec7t b\u00ean trong \u1ed1ng s\u1ebd chuy\u1ec3n th\u00e0nh \u00e1nh s\u00e1ng nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c. To\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh n\u00e0y c\u1ea7n m\u1ed9t \u00edt th\u1eddi gian \u0111\u1ec3 ti\u1ebfp t\u1ee5c, cho n\u00ean khi m\u1ed9t b\u00f3ng \u0111\u00e8n hi\u1ec7u qu\u1ea3 \u0111i\u1ec7n n\u0103ng m\u1edbi b\u1eadt l\u00ean ch\u1ec9 ph\u00e1t ra kho\u1ea3ng t\u00e1m m\u01b0\u01a1i ph\u1ea7n tr\u0103m c\u1ee7a m\u1ee9c \u0111\u1ed9 s\u00e1ng cao nh\u1ea5t m\u00e0 n\u00f3 c\u00f3 th\u1ec3 c\u00f3. Do \u0111\u00f3, b\u1ea5t c\u1ee9 ai b\u1eadt m\u1ed9t trong nh\u1eefng \u0111\u00e8n n\u00e0y l\u00ean s\u1ebd ngh\u0129 l\u00e0 m\u1ee9c \u0111\u1ed9 s\u00e1ng c\u1ee7a n\u00f3 t\u1ec7 h\u01a1n l\u00e0 nh\u1eefng b\u00f3ng \u0111\u00e8n cao \u00e1p c\u0169 trong kho\u1ea3ng ba m\u01b0\u01a1i gi\u00e2y ho\u1eb7c l\u00e2u h\u01a1n b\u1edfi l\u00fd do \u0111\u01a1n gi\u1ea3n tr\u00ean.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 10 &#8211; Arkady Leokum M\u1eb7c d\u00f9 m\u1eafc h\u01a1n c\u00e1c b\u00f3ng \u0111\u00e8n th\u00f4ng th\u01b0\u1eddng, b\u00f3ng \u0111\u00e8n hi\u1ec7u qu\u1ea3 \u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c cho l\u00e0 s\u00e1ng b\u1eb1ng nh\u01b0ng s\u1eed d\u1ee5ng ch\u1ec9 kho\u1ea3ng hai m\u01b0\u01a1i ph\u1ea7n tr\u0103m n\u0103ng l\u01b0\u1ee3ng. Ch\u00fang c\u0169ng \u0111\u01b0\u1ee3c cho l\u00e0 c\u00f3 tu\u1ed5i th\u1ecd [&hellip;]<\/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],"tags":[],"class_list":["post-15970","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15970","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=15970"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15970\/revisions"}],"predecessor-version":[{"id":15971,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15970\/revisions\/15971"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=15970"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=15970"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=15970"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}