{"id":683,"date":"2024-05-06T09:00:00","date_gmt":"2024-05-06T07:00:00","guid":{"rendered":"https:\/\/arnaud.collignan.net\/blog\/?p=683"},"modified":"2024-05-06T14:02:49","modified_gmt":"2024-05-06T12:02:49","slug":"tube-de-rubens","status":"publish","type":"post","link":"https:\/\/arnaud.collignan.net\/blog\/2024\/05\/06\/tube-de-rubens\/","title":{"rendered":"Tube de Rubens"},"content":{"rendered":"\n<p>Un tube de Rubens est un moyen de visualiser (voire mesurer) des ondes acoustiques.<\/p>\n\n\n\n<p>Le dispositif est le suivant : un tube est muni d&#8217;une membrane \u00e0 chaque extr\u00e9mit\u00e9, et est perc\u00e9 de multiples trous \u00e0 intervalles r\u00e9guliers. Puis, un gaz inflammable y est inject\u00e9. Celui-ci s&#8217;\u00e9chappe par les nombreux trous, \u00e0 d\u00e9bit constant. Il est alors enflamm\u00e9 : l&#8217;on obtient ainsi un tube parsem\u00e9 de nombreuses flammes de m\u00eame hauteur.<\/p>\n\n\n\n<p>Lorsqu&#8217;un son est pr\u00e9sent\u00e9 \u00e0 l&#8217;une des extr\u00e9mit\u00e9s du tube, une onde de pression se forme dans le tube, faisant varier temporairement le d\u00e9bit du gaz d&#8217;un trou \u00e0 l&#8217;autre. De cette fa\u00e7on, les hauteurs de flammes varient, permettant ainsi une jolie visualisation.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Anna Ploszajski plays Rubens&#039; Tube \/ Fire Trumpet\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/JsnO5mXax5A?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Un tube de Rubens est un moyen de visualiser (voire mesurer) des ondes acoustiques. Le dispositif est le suivant : un tube est muni d&#8217;une&#8230;<\/p>\n<div class=\"more-link-wrapper\"><a class=\"more-link\" href=\"https:\/\/arnaud.collignan.net\/blog\/2024\/05\/06\/tube-de-rubens\/\">Lire la suite&#8230;<span class=\"screen-reader-text\">Tube de Rubens<\/span><\/a><\/div>\n","protected":false},"author":1,"featured_media":686,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[110,112,8,111,113],"class_list":["post-683","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-physique","tag-accoustique","tag-feu","tag-physique","tag-son","tag-visualisation","entry"],"acf":{"auteur_de_limage":"Keyur Patel","url_de_lauteur_de_limage":"https:\/\/physicsbridgecourse.blogspot.com\/2014\/03\/flame-standing-wave-tube-rubens-tube.html","source":"PLS Fluid Dynamics","url_de_la_source":"https:\/\/www.linkedin.com\/posts\/plsfluiddynamics_beautifulfluiddynamics-physics-awesome-ugcPost-7175752475050700800-tVP6","bibliographie":"","url_de_la_bibliographie":""},"_links":{"self":[{"href":"https:\/\/arnaud.collignan.net\/blog\/wp-json\/wp\/v2\/posts\/683","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/arnaud.collignan.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/arnaud.collignan.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/arnaud.collignan.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/arnaud.collignan.net\/blog\/wp-json\/wp\/v2\/comments?post=683"}],"version-history":[{"count":6,"href":"https:\/\/arnaud.collignan.net\/blog\/wp-json\/wp\/v2\/posts\/683\/revisions"}],"predecessor-version":[{"id":690,"href":"https:\/\/arnaud.collignan.net\/blog\/wp-json\/wp\/v2\/posts\/683\/revisions\/690"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/arnaud.collignan.net\/blog\/wp-json\/wp\/v2\/media\/686"}],"wp:attachment":[{"href":"https:\/\/arnaud.collignan.net\/blog\/wp-json\/wp\/v2\/media?parent=683"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/arnaud.collignan.net\/blog\/wp-json\/wp\/v2\/categories?post=683"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/arnaud.collignan.net\/blog\/wp-json\/wp\/v2\/tags?post=683"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}