{"id":126856,"date":"2021-11-29T09:41:42","date_gmt":"2021-11-29T09:41:42","guid":{"rendered":"https:\/\/www.edristi.in\/?p=126856"},"modified":"2021-11-29T09:41:43","modified_gmt":"2021-11-29T09:41:43","slug":"privately-built-cryogenic-rocket-engine-dhawan-1","status":"publish","type":"post","link":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/privately-built-cryogenic-rocket-engine-dhawan-1\/","title":{"rendered":"Privately built cryogenic rocket engine Dhawan-1"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Question: Which of the following private company tested India\u2019s first privately built cryogenic rocket engine Dhawan-1?<br><\/strong>a) Skyroot Aerospace<br>b) Agnikul Cosmos<br>c) Pixxel<br>d) None of these<br><strong>Answer: (a)<br>Related Facts:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>On 25 November 2021; Indigenous space startup Skyroot Aerospace successfully test-fired India\u2019s first privately built cryogenic rocket engine Dhawan-1.<\/li><li>Dhawan-1 is fuelled liquid propellant LNG and LoX.<\/li><li>This new engine will be fixed in the upper stage of the Vikram-2 rocket of Skyroot Aerospace<\/li><li>Pawan Kumar Chandan and Naga Bharath Daka, who formarly worked in ISRO, are the co-founder Skyroot Aerospace.<\/li><li>They founded their company in 2018, which has been developing a series of three Vikram rockets, named after ISRO founder Vikram Sarabhai.<\/li><li>Vikram rockets are designed especially for launching small satellites.<\/li><li>Dhawan-1the made-in-India cryogenic engine has been developed using 3D printing with a superalloy, thus reducing manufacturing time by more than 95%.<\/li><li>These are rocket propellants of the future, and with this test Skyroot Aerospace become one of the very few companies in the world to have successfully demonstrated this technology.<\/li><li>Cryogenic engines are highly efficient rocket propulsion systems that use propellants at cryogenic temperatures (less than minus 150 deg C) and are highly suitable for upper stages of a rocket.<\/li><li>At present only six countries, including the US, China, Russia, France, Japan and India, possess Cryogenic engine technology<\/li><li>Isro has been using this technology to fire its GSLV rockets.<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Links:-<\/strong><br><a href=\"https:\/\/timesofindia.indiatimes.com\/india\/desi-space-startup-test-fires-indias-first-privately-built-3d-printed-cryo-engine\/articleshow\/87915426.cms\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/timesofindia.indiatimes.com\/india\/desi-space-startup-test-fires-indias-first-privately-built-3d-printed-cryo-engine\/articleshow\/87915426.cms<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Question: Which of the following private company tested India\u2019s first privately built cryogenic rocket engine Dhawan-1?a) Skyroot Aerospaceb) Agnikul Cosmosc) Pixxeld) None of theseAnswer: (a)Related Facts: On 25 November 2021; Indigenous space startup Skyroot Aerospace successfully test-fired India\u2019s first privately built cryogenic rocket engine Dhawan-1. Dhawan-1 is fuelled liquid propellant LNG and LoX. This new [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":126861,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1123],"tags":[3067],"class_list":["post-126856","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-snes","tag-scientific"],"_links":{"self":[{"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/posts\/126856","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=126856"}],"version-history":[{"count":1,"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/posts\/126856\/revisions"}],"predecessor-version":[{"id":126862,"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/posts\/126856\/revisions\/126862"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/media\/126861"}],"wp:attachment":[{"href":"https:\/\/www.edristi.in\/hi\/%e0%a4%b9%e0%a5%8b%e0%a4%ae\/wp-json\/wp\/v2\/media?parent=126856"}],"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=126856"},{"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=126856"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}