{"id":11491,"date":"2023-05-26T03:20:05","date_gmt":"2023-05-25T21:50:05","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=11491"},"modified":"2025-03-30T02:55:20","modified_gmt":"2025-03-29T21:25:20","slug":"xposat","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/xposat\/","title":{"rendered":"XPoSat"},"content":{"rendered":"<h2><strong>What is the XPoSat mission?<\/strong><\/h2>\n<ul>\n<li>XPoSat will study various dynamics of bright astronomical X-ray sources in extreme conditions.<\/li>\n<li>It has been billed as <strong>India\u2019s first, and only the world\u2019s second polarimetry mission<\/strong> that is meant to study various dynamics of bright astronomical X-ray sources in extreme conditions.<\/li>\n<li>The other such major mission is <strong>NASA\u2019s Imaging X-ray Polarimetry Explorer (IXPE) <\/strong>that was launched in 2021.<\/li>\n<\/ul>\n<h3>How are X-Rays witnessed in space?<\/h3>\n<ul>\n<li>X-rays have much higher energy and much shorter wavelengths, between 0.03 and 3 nanometers, so small that some x-rays are no bigger than a single atom of many elements.<\/li>\n<li>The <strong>physical temperature of an object determines the wavelength of the radiation it emits.<\/strong> The <strong>hotter the object, the shorter the wavelength of peak emission<\/strong>.<\/li>\n<li>X-rays come from objects that are millions of degrees Celsius \u2014 such as pulsars, galactic supernova remnants, and black holes.<\/li>\n<li>Like all forms of light, X-rays consist of moving electric and magnetic waves. Usually, peaks and valleys of these waves move in random directions. Polarised light is more organised with two types of waves vibrating in the same direction.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<hr \/>\n<h3>Q1) What&#8217;s inside the black hole?<\/h3>\n<p>A black hole is anything but empty space. Rather, it is a great amount of matter packed into a very small area &#8211; think of a star ten times more massive than the Sun squeezed into a sphere approximately the diameter of New York City.<\/p>\n<p><strong>Source:<\/strong>\u00a0<a href=\"https:\/\/indianexpress.com\/article\/explained\/everyday-explainers\/xposat-india-first-polarimetry-mission-explained-isro-8630349\/\" target=\"_blank\" rel=\"nofollow noopener\">What is XPoSat, India\u2019s first polarimetry mission?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>XPoSat will study various dynamics of bright astronomical X-ray sources in extreme conditions.<\/p>\n","protected":false},"author":5,"featured_media":11492,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-11491","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-upsc-prelims-current-affairs","8":"no-featured-image-padding"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/11491","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=11491"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/11491\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/11492"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=11491"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=11491"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=11491"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}