{"id":6832,"date":"2012-10-01T16:48:49","date_gmt":"2012-10-01T21:48:49","guid":{"rendered":"http:\/\/bucktownbell.com\/?p=6832"},"modified":"2012-10-01T16:48:49","modified_gmt":"2012-10-01T21:48:49","slug":"highly-charged-the-us-navys-electromagnetic-railgun-programme","status":"publish","type":"post","link":"http:\/\/bucktownbell.com\/?p=6832","title":{"rendered":"Highly charged \u2013 the US Navy&#8217;s electromagnetic railgun programme"},"content":{"rendered":"<blockquote><p>Railguns consist of two parallel metal rails, between which a projectile held in an armature is loaded, completing a circuit between them. <strong>A massive electrical current of the order of one million amperes is applied<\/strong>, creating an electromagnetic field, which in turn produces a force that accelerates the projectile along the rails.<\/p><\/blockquote>\n<p>via <a href=\"http:\/\/www.naval-technology.com\/features\/featureus-navy-electromagnetic-railgun-programme\/\">Highly charged \u2013 the US Navy&#8217;s electromagnetic railgun programme &#8211; Naval Technology<\/a>.<\/p>\n<blockquote><p>Railgun projectiles are generally non-explosive, <strong>relying on their enormous speed to destroy the target<\/strong> and thus reducing the risk of a fire on board a ship, and comparatively small and lightweight, so they can be more readily transported and stored. The kinetic energy they deliver could do as much damage as a <a href=\"http:\/\/www.naval-technology.com\/projects\/tomahawk-long-range-cruise-missile\/\">Tomahawk missile<\/a>, enabling them to travel clean through a ship.<\/p><\/blockquote>\n<p>Kinetic Energy = 1\/2 * mass * velocity squared.\u00a0\u00a0 KE=1\/2mv^2<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Railguns consist of two parallel metal rails, between which a projectile held in an armature is loaded, completing a circuit between them. A massive electrical current of the order of one million amperes is applied, creating an electromagnetic field, which &hellip; <a href=\"http:\/\/bucktownbell.com\/?p=6832\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[737],"tags":[320,100,861,862],"class_list":["post-6832","post","type-post","status-publish","format-standard","hentry","category-stem","tag-ee","tag-interesting-research","tag-navy","tag-physics"],"_links":{"self":[{"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/posts\/6832","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6832"}],"version-history":[{"count":1,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/posts\/6832\/revisions"}],"predecessor-version":[{"id":6833,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/posts\/6832\/revisions\/6833"}],"wp:attachment":[{"href":"http:\/\/bucktownbell.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6832"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6832"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6832"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}