{"id":49899,"date":"2024-04-15T23:02:31","date_gmt":"2024-04-15T23:02:31","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=49899"},"modified":"2024-04-15T23:02:31","modified_gmt":"2024-04-15T23:02:31","slug":"_________-is-the-most-commonly-used-unit-of-radiation","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/_________-is-the-most-commonly-used-unit-of-radiation\/","title":{"rendered":"_________ is the most commonly used unit of radiation"},"content":{"rendered":"<p>[amp_mcq option1=&#8221;Becquerel&#8221; option2=&#8221;Gray&#8221; option3=&#8221;Rutherford&#8221; option4=&#8221;Curie&#8221; correct=&#8221;option1&#8243;]<!--more--><\/p>\n<p>The correct answer is: A. Becquerel<\/p>\n<p>A becquerel (Bq) is the SI unit of radioactivity. It is defined as the activity of a quantity of radioactive material in which one nucleus decays per second.<\/p>\n<p>A gray (Gy) is the SI unit of absorbed dose of ionizing radiation. It is defined as the energy absorbed per unit mass of matter.<\/p>\n<p>A curie (Ci) is a non-SI unit of radioactivity. It is defined as the activity of 1 gram of radium-226, which is equal to 3.7 \u00c3\u0097 1010 decays per second.<\/p>\n<p>A rutherford (rd) is a non-SI unit of radioactivity. It is defined as the activity of 106 decays per second.<\/p>\n<p>The becquerel is the most commonly used unit of radiation because it is the SI unit and it is more precise than the other units.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[amp_mcq option1=&#8221;Becquerel&#8221; option2=&#8221;Gray&#8221; option3=&#8221;Rutherford&#8221; option4=&#8221;Curie&#8221; correct=&#8221;option1&#8243;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[],"class_list":["post-49899","post","type-post","status-publish","format-standard","hentry","category-environmental-science","no-featured-image-padding"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.2 (Yoast SEO v23.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>_________ is the most commonly used unit of radiation<\/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:\/\/exam.pscnotes.com\/mcq\/_________-is-the-most-commonly-used-unit-of-radiation\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"_________ is the most commonly used unit of radiation\" \/>\n<meta property=\"og:description\" content=\"[amp_mcq option1=&#8221;Becquerel&#8221; 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