{"id":103896,"date":"2020-11-07T09:50:39","date_gmt":"2020-11-07T09:50:39","guid":{"rendered":"https:\/\/www.edristi.in\/?p=103896"},"modified":"2020-11-07T09:50:42","modified_gmt":"2020-11-07T09:50:42","slug":"detection-of-fast-radio-burst","status":"publish","type":"post","link":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/detection-of-fast-radio-burst\/","title":{"rendered":"Detection of Fast Radio Burst"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Question: Recently an international group of scientists identified the blast as a fast radio burst first time somewhere in the-<br><\/strong>a) Andromeda Galaxy<br>b) Milky Way<br>c) Sun<br>d) Whirlpool Galaxy<br><strong>Answer: (b)<br>Related Facts:-<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>An international group of scientists identified the blast as a fast radio burst first time somewhere in the Milky Way.<\/li><li>On 04 November 2020; an article regarding this discovery was published in the general Nature.<\/li><li>Canada&#8217;s CHIME telescope was the first to detect the radio burst on April 28, 2020.<\/li><li>On the same date NASA also spotted a mixture of X-rays and radio signals (a kind of explosion) in the Milky Way (Milky Way) that had never been seen before.<\/li><li>Significantly, this explosion also includes the first event seen within the galaxy, the Fast Radio Burst- FRB.<\/li><li><strong>Detection:<\/strong><\/li><li>With NASA&#8217;s Wind Mission&#8217; several satellites detected the exploding X-ray part at the same time and the radio component was discovered by the Canadian Hydrogen Intensity Mapping Experiment- CHIME.<\/li><li>CHIME is a radio telescope located at the Dominion Radio Astrophysical Observatory in British Columbia.<\/li><li>CHIME is headed by McGill University in Montreal, University of British Columbia and University of Toronto.<\/li><li>NASA-funded project called the Survey for Transient Astronomical Radio Emission 2- STARE2 has also detected the radio explosion (FRB) seen by CHIME.<\/li><li>STARE2 is operated by Caltech and NASA&#8217;s Jet Propulsion Laboratory in Southern California.<\/li><li>And its team determined that the burst energy was equal to FRBs.<\/li><li><strong>What is Fast Radio Burst- FRB:<\/strong><\/li><li>FRBs are bright bursts of radio waves that last in milli-seconds, as a result it is difficult to detect and determine their position in the sky.<\/li><li>The first FRB was discovered by scientists in the year 2007.<\/li><li>Radio waves can be generated by celestial bodies with changes in magnetic fields.<\/li><li><strong>From where these FRB originate:<\/strong><\/li><li>The source of FRB discovered in the Milky Way in April 2020 is a very powerful &#8216;Magnetic Neutron Star&#8217;, referred to as a magnetar.<\/li><li>It is called SGR 1935 + 2154 or SGR 1935 which is located in the constellation Vulpecula.<\/li><li>It is about 14000 \u2013 41,000 light years away from Earth.<\/li><li>The FRB was part of one of Magnetar&#8217;s largest explosions, with an X-ray explosion rate of less than a second.<\/li><li>On the other hand, the &#8216;radio explosion&#8217; was in the thousandth of a second Magnetar:<\/li><li>Neutron stars having very powerful magnetic field are known as a magnetar.<\/li><li>Magnetic field of magnetar can be 10 trillion times stronger than a magnet of the refrigerator and a thousand times stronger than a typical neutron star.<\/li><li>Neutron stars are formed when the core of a massive star passes through the phase of gravity and reaches the end of its life.<\/li><\/ul>\n\n\n\n<p class=\"has-text-align-right wp-block-paragraph\"><strong>By &#8211; Rajesh Tripathi<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Links:-<\/strong><br><a href=\"https:\/\/www.nationalgeographic.com\/science\/2020\/11\/mysterious-fast-radio-burst-spotted-milky-way-first-time\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.nationalgeographic.com\/science\/2020\/11\/mysterious-fast-radio-burst-spotted-milky-way-first-time\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Question: Recently an international group of scientists identified the blast as a fast radio burst first time somewhere in the-a) Andromeda Galaxyb) Milky Wayc) Sund) Whirlpool GalaxyAnswer: (b)Related Facts:- An international group of scientists identified the blast as a fast radio burst first time somewhere in the Milky Way. On 04 November 2020; an article [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":103897,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1137],"tags":[2541],"class_list":["post-103896","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mis","tag-miscellaneous-en"],"_links":{"self":[{"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/posts\/103896","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/comments?post=103896"}],"version-history":[{"count":1,"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/posts\/103896\/revisions"}],"predecessor-version":[{"id":103898,"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/posts\/103896\/revisions\/103898"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/media\/103897"}],"wp:attachment":[{"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/media?parent=103896"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/categories?post=103896"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/tags?post=103896"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}