{"id":31106,"date":"2023-09-02T04:56:28","date_gmt":"2023-09-01T23:26:28","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=31106"},"modified":"2025-04-16T09:11:48","modified_gmt":"2025-04-16T03:41:48","slug":"rambha-lp-payload","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/rambha-lp-payload\/","title":{"rendered":"RAMBHA-LP Payload"},"content":{"rendered":"<h2><strong>About RAMBHA-LP Payload:\u00a0<\/strong><\/h2>\n<ul>\n<li>The Radio Anatomy of Moon Bound Hypersensitive ionosphere and Atmosphere &#8211; Langmuir Probe,\u00a0named\u00a0<strong>after American chemist and physicist Irving Langmuir<\/strong>, who was awarded the Nobel Prize in Chemistry.<\/li>\n<li>It is a device used\u00a0<strong>for characterising plasma.<\/strong><\/li>\n<li>The probe operates without interruption, aiming to explore the changes occurring\u00a0<strong>in the near-surface plasma environment<\/strong> throughout the lunar day.\u00a0<\/li>\n<li>The device features a 5 cm metallic spherical probe mounted on a 1-metre boom attached to the Chandrayaan-3 lander\u2019s upper deck.<\/li>\n<li>It was led by\u00a0<strong>Space Physics Laboratory<\/strong> (SPL), Vikram Sarabhai Space Centre (VSSC), Thiruvananthapuram.<\/li>\n<li><strong>Key findings<\/strong>\n<ul>\n<li>The initial assessment indicates that the\u00a0<strong>plasma near the lunar surface is relatively sparse.<\/strong><\/li>\n<li>It is characterised by a number density ranging from approximately 5 to 30 million electrons per cubic meter.<\/li>\n<li>This evaluation specifically pertains to the early stages of the lunar daytime.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<hr \/>\n<h3>Q1) What is the Ionosphere?<\/h3>\n<p>The Ionosphere is part of Earth\u2019s upper atmosphere, between 80 and about 600 km where Extreme UltraViolet (EUV) and x-ray solar radiation ionizes the atoms and molecules thus creating a layer of electrons. the ionosphere is important because it reflects and modifies radio waves used for communication and navigation<\/p>\n<p><strong>Source: <\/strong><a href=\"https:\/\/www.thehindu.com\/sci-tech\/science\/chandrayaan-3-another-instrument-onboard-pragyan-confirms-presence-of-sulphur\/article67254975.ece\" target=\"_blank\" rel=\"nofollow noopener\"><u>Chandrayaan-3 | RAMBHA aboard Vikram completes first in-situ measurements of lunar plasma over the moon<\/u><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>RAMBHA-LP Payload device used for characterising plasma.<\/p>\n","protected":false},"author":5,"featured_media":31107,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-31106","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\/31106","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=31106"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/31106\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/31107"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=31106"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=31106"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=31106"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}