{"id":355991,"date":"2017-01-20T03:00:00","date_gmt":"2017-01-20T00:00:00","guid":{"rendered":"http:\/\/www.fyysika.ee\/?guid=73c9bf2cb2d4100404d5845e25d97123"},"modified":"2017-01-20T03:00:00","modified_gmt":"2017-01-20T00:00:00","slug":"flutist-produces-four-resonances-with-a-single-bottle","status":"publish","type":"post","link":"https:\/\/www.fyysika.ee\/?p=355991","title":{"rendered":"Flutist produces four resonances with a single bottle"},"content":{"rendered":"<p>In a dramatic physics demonstration, a professional flutist produces four resonances with a 12 ounce<br \/>\nBoylan soda bottle solely through her breath control. The 22\u2009cm bottle acts like a Helmholtz<br \/>\nresonator for the lowest pitch. The three higher pitches fall near the 3rd, 5th, and 7th harmonics<br \/>\nfor a 22\u2009cm closed pipe. A video of this remarkable feat is provided (Ruiz 2016 YouTube: Four<br \/>\nResonances with a 12-ounce Soda Bottle ( https:\/\/youtu.be\/ibtVrp2NF_k [https:\/\/youtu.be\/ibtVrp2NF_k]<br \/>\n)). The video also reveals that a flutist can bend resonance pitches by as much as 10% through<br \/>\ncontrol of air speed.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In a dramatic physics demonstration, a professional flutist produces four resonances with a 12 ounce<br \/>\nBoylan soda bottle solely through her breath control. The 22\u2009cm bottle acts like a Helmholtz<br \/>\nresonator for the lowest pitch. The three higher pitch&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[178],"tags":[],"class_list":{"0":"post-355991","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-rss-fuusikaharidus","7":"entry"},"_links":{"self":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/355991","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=355991"}],"version-history":[{"count":0,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/355991\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=355991"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=355991"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=355991"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}