{"id":319,"date":"2015-03-02T12:48:37","date_gmt":"2015-03-02T12:48:37","guid":{"rendered":"http:\/\/paksc.org\/pk\/?p=319"},"modified":"2018-08-28T09:21:58","modified_gmt":"2018-08-28T09:21:58","slug":"786-how-to-candle-goes-off-with-the-shock-wave-urdu","status":"publish","type":"post","link":"https:\/\/paksc.org\/pk\/science-experiments-urdu\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\/","title":{"rendered":"How to candle goes off with the shock wave"},"content":{"rendered":"<h3 class=\"itemTitle\">How to candle goes off with the shock wave \u0622\u0648\u0627\u0632 \u06a9\u06cc \u0644\u06c1\u0631\u0648\u06ba \u0633\u06d2 \u0627\u06cc\u06a9 \u0645\u0648\u0645 \u0628\u062a\u06cc \u06a9\u06cc \u0622\u06af \u06a9\u0633 \u0637\u0631\u062d \u0628\u062c\u06be\u0627 \u0633\u06a9\u062a\u06d2 \u06c1\u06cc\u06ba<\/h3>\n<div class=\"itemFullText\">\n<p>You are going to learn how to make a vortex cannon. For this you will need normal plastic drinking cup, punching bag type balloon, black electrical tape, lighter, candle, scissors and a drill. Drill a hole in the bottom of the cup and cut off a big circle at the bottom. Cut the punching bag balloon in half and stretch it<\/p>\n<p><img decoding=\"async\" class=\" aligncenter\" src=\"http:\/\/paksc.org\/pk\/images\/stories\/exp-urdu\/sound.gif\" alt=\"\" border=\"0\" \/><\/p>\n<h3>Toroidal vortex from a bottle<\/h3>\n<h3>Here's a discovery that's too good to keep to myself...<\/h3>\n<p align=\"left\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.interactives.co.uk\/images\/toroidal-vortex2.JPG\" alt=\"\" width=\"497\" height=\"365\" border=\"0\" \/><\/p>\n<p align=\"left\"><strong>After careful practice, you can snuff out a candle from as far as two metres (~six feet), just by tapping the side of a plastic bottle. This really impresses people at parties and everybody wants to try it.<\/strong><\/p>\n<p align=\"left\">A smoke-ring is a spinning, doughnut-shaped mass of air (a \"toroidal vortex\") spinning in an inside-out kind of way, so the air in the middleof the ring is always being blown forwards. This is the concentrated energy that puts out the candle flame, if you can score a direct hit with the smoke ring. This is the tricky part, because without smoke, you can't SEE the smoke ring...<\/p>\n<p><a href=\"http:\/\/www.interactives.co.uk\/me_toroidalvortex.htm\" target=\"_blank\" rel=\"noopener nofollow external noreferrer\" data-wpel-link=\"external\">Read More<\/a><\/p>\n<p><strong>More Information<br \/>\n<\/strong><\/p>\n<p>Variation of project with a 2 liter bottle<\/p>\n<p>Related vortex projects<\/p>\n<p>Dolphins like to do physics in their home too<\/p>\n<p>Vortex collision videos:<\/p>\n<p>http:\/\/serve.me.nus.edu.sg\/limtt\/video\/leapfrog.mpeg<\/p>\n<p>http:\/\/serve.me.nus.edu.sg\/limtt\/video\/collision.mpeg<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>How to candle goes off with the shock wave \u0622\u0648\u0627\u0632 \u06a9\u06cc \u0644\u06c1\u0631\u0648\u06ba \u0633\u06d2 \u0627\u06cc\u06a9 \u0645\u0648\u0645 \u0628\u062a\u06cc \u06a9\u06cc \u0622\u06af \u06a9\u0633 \u0637\u0631\u062d \u0628\u062c\u06be\u0627 \u0633\u06a9\u062a\u06d2 \u06c1\u06cc\u06ba You are going to learn how to make a vortex cannon. For this you will need normal plastic drinking cup, punching bag type balloon, black electrical tape, lighter, candle, scissors and a&#8230;<\/p>\n","protected":false},"author":9,"featured_media":320,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[20],"tags":[6],"class_list":["post-319","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-science-experiments-urdu","tag-class-7th-to-8th"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How to candle goes off with the shock wave -<\/title>\n<meta name=\"description\" content=\"How to candle goes off with the shock wave How to candle goes off with the shock wave\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/paksc.org\/pk\/science-experiments-urdu\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"How to candle goes off with the shock wave -\" \/>\n<meta name=\"twitter:description\" content=\"How to candle goes off with the shock wave How to candle goes off with the shock wave\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/paksc.org\/pk\/wp-content\/uploads\/2015\/03\/3cc3ea028ec2c5bc49d14fb381a9929f_XL.jpg\" \/>\n<meta name=\"twitter:creator\" content=\"@abddulrauf\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Abdul Rauf\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/science-experiments-urdu\\\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/science-experiments-urdu\\\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\\\/\"},\"author\":{\"name\":\"Abdul Rauf\",\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/#\\\/schema\\\/person\\\/bf4ee5124d38d2e77d82e679a0bd1c88\"},\"headline\":\"How to candle goes off with the shock wave\",\"datePublished\":\"2015-03-02T12:48:37+00:00\",\"dateModified\":\"2018-08-28T09:21:58+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/science-experiments-urdu\\\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\\\/\"},\"wordCount\":249,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/science-experiments-urdu\\\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/paksc.org\\\/pk\\\/wp-content\\\/uploads\\\/2015\\\/03\\\/3cc3ea028ec2c5bc49d14fb381a9929f_XL.jpg\",\"keywords\":[\"Class 7th to 8th\"],\"articleSection\":[\"Urdu Science Experiments\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/paksc.org\\\/pk\\\/science-experiments-urdu\\\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/science-experiments-urdu\\\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\\\/\",\"url\":\"https:\\\/\\\/paksc.org\\\/pk\\\/science-experiments-urdu\\\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\\\/\",\"name\":\"How to candle goes off with the shock wave -\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/science-experiments-urdu\\\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/science-experiments-urdu\\\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/paksc.org\\\/pk\\\/wp-content\\\/uploads\\\/2015\\\/03\\\/3cc3ea028ec2c5bc49d14fb381a9929f_XL.jpg\",\"datePublished\":\"2015-03-02T12:48:37+00:00\",\"dateModified\":\"2018-08-28T09:21:58+00:00\",\"description\":\"How to candle goes off with the shock wave How to candle goes off with the shock wave\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/science-experiments-urdu\\\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/paksc.org\\\/pk\\\/science-experiments-urdu\\\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/science-experiments-urdu\\\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\\\/#primaryimage\",\"url\":\"https:\\\/\\\/paksc.org\\\/pk\\\/wp-content\\\/uploads\\\/2015\\\/03\\\/3cc3ea028ec2c5bc49d14fb381a9929f_XL.jpg\",\"contentUrl\":\"https:\\\/\\\/paksc.org\\\/pk\\\/wp-content\\\/uploads\\\/2015\\\/03\\\/3cc3ea028ec2c5bc49d14fb381a9929f_XL.jpg\",\"width\":900,\"height\":554,\"caption\":\"How to candle goes off with the shock wave\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/science-experiments-urdu\\\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/paksc.org\\\/pk\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"How to candle goes off with the shock wave\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/#website\",\"url\":\"https:\\\/\\\/paksc.org\\\/pk\\\/\",\"name\":\"PSC Do Science\",\"description\":\"STEAM Resources, Science Experiments and Projects by PSC\",\"publisher\":{\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/paksc.org\\\/pk\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/#organization\",\"name\":\"Pak Science Club\",\"url\":\"https:\\\/\\\/paksc.org\\\/pk\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/i0.wp.com\\\/paksc.org\\\/pk\\\/wp-content\\\/uploads\\\/2016\\\/10\\\/Do-science-logo.png?fit=408%2C136&ssl=1\",\"contentUrl\":\"https:\\\/\\\/i0.wp.com\\\/paksc.org\\\/pk\\\/wp-content\\\/uploads\\\/2016\\\/10\\\/Do-science-logo.png?fit=408%2C136&ssl=1\",\"width\":408,\"height\":136,\"caption\":\"Pak Science Club\"},\"image\":{\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/paksc.org\\\/pk\\\/#\\\/schema\\\/person\\\/bf4ee5124d38d2e77d82e679a0bd1c88\",\"name\":\"Abdul Rauf\",\"description\":\"Teacher, Innovator, Love to create, explore new ways to view &amp; imagine things and then make them real\",\"sameAs\":[\"https:\\\/\\\/paksc.org\\\/abdul\",\"https:\\\/\\\/www.facebook.com\\\/pk.rauf\",\"https:\\\/\\\/www.Instagram.com\\\/abddulrauf\",\"https:\\\/\\\/www.linkedin.com\\\/in\\\/abddulrauf\\\/\",\"https:\\\/\\\/x.com\\\/abddulrauf\",\"https:\\\/\\\/www.youtube.com\\\/channel\\\/UCyR0YwHgdaf0NXjr1sMPUDw\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"How to candle goes off with the shock wave -","description":"How to candle goes off with the shock wave How to candle goes off with the shock wave","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/paksc.org\/pk\/science-experiments-urdu\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\/","twitter_card":"summary_large_image","twitter_title":"How to candle goes off with the shock wave -","twitter_description":"How to candle goes off with the shock wave How to candle goes off with the shock wave","twitter_image":"https:\/\/paksc.org\/pk\/wp-content\/uploads\/2015\/03\/3cc3ea028ec2c5bc49d14fb381a9929f_XL.jpg","twitter_creator":"@abddulrauf","twitter_misc":{"Written by":"Abdul Rauf","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/paksc.org\/pk\/science-experiments-urdu\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\/#article","isPartOf":{"@id":"https:\/\/paksc.org\/pk\/science-experiments-urdu\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\/"},"author":{"name":"Abdul Rauf","@id":"https:\/\/paksc.org\/pk\/#\/schema\/person\/bf4ee5124d38d2e77d82e679a0bd1c88"},"headline":"How to candle goes off with the shock wave","datePublished":"2015-03-02T12:48:37+00:00","dateModified":"2018-08-28T09:21:58+00:00","mainEntityOfPage":{"@id":"https:\/\/paksc.org\/pk\/science-experiments-urdu\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\/"},"wordCount":249,"commentCount":0,"publisher":{"@id":"https:\/\/paksc.org\/pk\/#organization"},"image":{"@id":"https:\/\/paksc.org\/pk\/science-experiments-urdu\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\/#primaryimage"},"thumbnailUrl":"https:\/\/paksc.org\/pk\/wp-content\/uploads\/2015\/03\/3cc3ea028ec2c5bc49d14fb381a9929f_XL.jpg","keywords":["Class 7th to 8th"],"articleSection":["Urdu Science Experiments"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/paksc.org\/pk\/science-experiments-urdu\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/paksc.org\/pk\/science-experiments-urdu\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\/","url":"https:\/\/paksc.org\/pk\/science-experiments-urdu\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\/","name":"How to candle goes off with the shock wave -","isPartOf":{"@id":"https:\/\/paksc.org\/pk\/#website"},"primaryImageOfPage":{"@id":"https:\/\/paksc.org\/pk\/science-experiments-urdu\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\/#primaryimage"},"image":{"@id":"https:\/\/paksc.org\/pk\/science-experiments-urdu\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\/#primaryimage"},"thumbnailUrl":"https:\/\/paksc.org\/pk\/wp-content\/uploads\/2015\/03\/3cc3ea028ec2c5bc49d14fb381a9929f_XL.jpg","datePublished":"2015-03-02T12:48:37+00:00","dateModified":"2018-08-28T09:21:58+00:00","description":"How to candle goes off with the shock wave How to candle goes off with the shock wave","breadcrumb":{"@id":"https:\/\/paksc.org\/pk\/science-experiments-urdu\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/paksc.org\/pk\/science-experiments-urdu\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/paksc.org\/pk\/science-experiments-urdu\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\/#primaryimage","url":"https:\/\/paksc.org\/pk\/wp-content\/uploads\/2015\/03\/3cc3ea028ec2c5bc49d14fb381a9929f_XL.jpg","contentUrl":"https:\/\/paksc.org\/pk\/wp-content\/uploads\/2015\/03\/3cc3ea028ec2c5bc49d14fb381a9929f_XL.jpg","width":900,"height":554,"caption":"How to candle goes off with the shock wave"},{"@type":"BreadcrumbList","@id":"https:\/\/paksc.org\/pk\/science-experiments-urdu\/786-how-to-candle-goes-off-with-the-shock-wave-urdu\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/paksc.org\/pk\/"},{"@type":"ListItem","position":2,"name":"How to candle goes off with the shock wave"}]},{"@type":"WebSite","@id":"https:\/\/paksc.org\/pk\/#website","url":"https:\/\/paksc.org\/pk\/","name":"PSC Do Science","description":"STEAM Resources, Science Experiments and Projects by PSC","publisher":{"@id":"https:\/\/paksc.org\/pk\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/paksc.org\/pk\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/paksc.org\/pk\/#organization","name":"Pak Science Club","url":"https:\/\/paksc.org\/pk\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/paksc.org\/pk\/#\/schema\/logo\/image\/","url":"https:\/\/i0.wp.com\/paksc.org\/pk\/wp-content\/uploads\/2016\/10\/Do-science-logo.png?fit=408%2C136&ssl=1","contentUrl":"https:\/\/i0.wp.com\/paksc.org\/pk\/wp-content\/uploads\/2016\/10\/Do-science-logo.png?fit=408%2C136&ssl=1","width":408,"height":136,"caption":"Pak Science Club"},"image":{"@id":"https:\/\/paksc.org\/pk\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/paksc.org\/pk\/#\/schema\/person\/bf4ee5124d38d2e77d82e679a0bd1c88","name":"Abdul Rauf","description":"Teacher, Innovator, Love to create, explore new ways to view &amp; imagine things and then make them real","sameAs":["https:\/\/paksc.org\/abdul","https:\/\/www.facebook.com\/pk.rauf","https:\/\/www.Instagram.com\/abddulrauf","https:\/\/www.linkedin.com\/in\/abddulrauf\/","https:\/\/x.com\/abddulrauf","https:\/\/www.youtube.com\/channel\/UCyR0YwHgdaf0NXjr1sMPUDw"]}]}},"jetpack_featured_media_url":"https:\/\/paksc.org\/pk\/wp-content\/uploads\/2015\/03\/3cc3ea028ec2c5bc49d14fb381a9929f_XL.jpg","_links":{"self":[{"href":"https:\/\/paksc.org\/pk\/wp-json\/wp\/v2\/posts\/319","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/paksc.org\/pk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/paksc.org\/pk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/paksc.org\/pk\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/paksc.org\/pk\/wp-json\/wp\/v2\/comments?post=319"}],"version-history":[{"count":0,"href":"https:\/\/paksc.org\/pk\/wp-json\/wp\/v2\/posts\/319\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/paksc.org\/pk\/wp-json\/wp\/v2\/media\/320"}],"wp:attachment":[{"href":"https:\/\/paksc.org\/pk\/wp-json\/wp\/v2\/media?parent=319"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/paksc.org\/pk\/wp-json\/wp\/v2\/categories?post=319"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/paksc.org\/pk\/wp-json\/wp\/v2\/tags?post=319"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}