{"id":149285,"date":"2024-03-04T18:18:07","date_gmt":"2024-03-04T12:48:07","guid":{"rendered":"https:\/\/www.mapsofindia.com\/my-india\/?p=149285"},"modified":"2024-03-04T18:18:07","modified_gmt":"2024-03-04T12:48:07","slug":"at-a-given-temperature-the-number-of-intrinsic-charge-carriers-in-a","status":"publish","type":"post","link":"https:\/\/www.mapsofindia.com\/my-india\/quiz\/at-a-given-temperature-the-number-of-intrinsic-charge-carriers-in-a","title":{"rendered":"At a given temperature, the number of intrinsic charge carriers in a&#8230;"},"content":{"rendered":"<h2>At a given temperature, the number of intrinsic charge carriers in a semiconductor is 2.0 x 1010 cm 3. It is doped with pentavalent impurity atoms. As a result, the number of holes in it becomes 8 x 103 cm 3. The number of electrons in the semiconductor is<\/h2>\n<p>(A) 2 \u00d7 1024 m-3<br \/>\n(B) 4 \u00d7 1023 m-3<br \/>\n(C) 1 \u00d7 1022 m-3<br \/>\n(D) 5 x 1022 m-3<\/p>\n<h3>Ans. The correct answer is therefore:<\/h3>\n<h3>(C) <span class=\"math math-inline\"><span class=\"katex\"><span class=\"katex-mathml\">1\u00d71022\u2009m\u22123<\/span><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\">1<\/span><span class=\"mbin\">\u00d7<\/span><\/span><span class=\"base\"><span class=\"mord\">1<\/span><span class=\"mord\">0<span class=\"msupsub\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\">22<\/span><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mord\"><span class=\"mord text\">m<\/span><span class=\"msupsub\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\">\u22123<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/h3>\n","protected":false},"excerpt":{"rendered":"<p>At a given temperature, the number of intrinsic charge carriers in a semiconductor is 2.0 x 1010 cm 3. It is doped with pentavalent impurity atoms. As a result, the number of holes in it becomes 8 x 103 cm 3. The number of electrons in the semiconductor is (A) 2 \u00d7 1024 m-3 (B) [&hellip;]<\/p>\n","protected":false},"author":21830,"featured_media":114041,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12119],"tags":[],"class_list":{"0":"post-149285","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-quiz"},"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.mapsofindia.com\/my-india\/wp-json\/wp\/v2\/posts\/149285","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mapsofindia.com\/my-india\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mapsofindia.com\/my-india\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mapsofindia.com\/my-india\/wp-json\/wp\/v2\/users\/21830"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mapsofindia.com\/my-india\/wp-json\/wp\/v2\/comments?post=149285"}],"version-history":[{"count":1,"href":"https:\/\/www.mapsofindia.com\/my-india\/wp-json\/wp\/v2\/posts\/149285\/revisions"}],"predecessor-version":[{"id":149286,"href":"https:\/\/www.mapsofindia.com\/my-india\/wp-json\/wp\/v2\/posts\/149285\/revisions\/149286"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mapsofindia.com\/my-india\/wp-json\/wp\/v2\/media\/114041"}],"wp:attachment":[{"href":"https:\/\/www.mapsofindia.com\/my-india\/wp-json\/wp\/v2\/media?parent=149285"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mapsofindia.com\/my-india\/wp-json\/wp\/v2\/categories?post=149285"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mapsofindia.com\/my-india\/wp-json\/wp\/v2\/tags?post=149285"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}