{"id":234,"date":"2020-02-21T15:35:40","date_gmt":"2020-02-21T14:35:40","guid":{"rendered":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/?page_id=234"},"modified":"2020-02-25T16:45:32","modified_gmt":"2020-02-25T15:45:32","slug":"20-pendolo-di-mach","status":"publish","type":"page","link":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/20-pendolo-di-mach\/","title":{"rendered":"20. Pendolo di Mach"},"content":{"rendered":"\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"300\" src=\"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-content\/uploads\/2020\/02\/20200222_114117-2-230x300.jpg\" alt=\"\" class=\"wp-image-330\" srcset=\"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-content\/uploads\/2020\/02\/20200222_114117-2-230x300.jpg 230w, https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-content\/uploads\/2020\/02\/20200222_114117-2-768x1002.jpg 768w, https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-content\/uploads\/2020\/02\/20200222_114117-2-785x1024.jpg 785w\" sizes=\"(max-width: 230px) 100vw, 230px\" \/><\/figure>\n\n\n\n<p><strong>IT<\/strong> &#8211; Questo particolare pendolo inclinabile, ideato alla fine del 1800 dal fisico tedesco Ernst&nbsp;Mach, permette di dimostrare la dipendenza del periodo di oscillazione del pendolo stesso dall\u2019accelerazione di gravit\u00e0. Esso \u00e8 montato su un telaio ed \u00e8 libero di ruotare intorno ad un asse centrale. Attraverso una scala graduata \u00e8 possibile scegliere l\u2019angolo di inclinazione \u03b1 del piano di oscillazione rispetto alla verticale: senza variare la lunghezza del pendolo l, cio\u00e8 senza variare la posizione della massa mobile, questo fornisce la possibilit\u00e0 di modificare in modo noto l\u2019accelerazione effettiva \u201ca\u201d a cui \u00e8 soggetto il pendolo stesso, secondo l\u2019espressione a = g cos \u03b1.<\/p>\n\n\n\n<p><strong>GB<\/strong> &#8211;<strong> &nbsp;<\/strong>&nbsp;Mach pendulum &#8211; This particular tilting pendulum, conceived at the end of the 1800s by the German physicist Ernst Mach, allows to demonstrate the dependence of the pendulum&#8217;s period of oscillation on the acceleration of gravity. It is mounted on a frame and is free to rotate around a central axis. Through a graduated scale it is possible to choose the angle of inclination \u03b1 of the plane of oscillation with respect to the vertical: without changing the length of the pendulum l, i.e. without changing the position of the moving mass, this provides the possibility to modify the effective acceleration in a known way &#8220;a&#8221; to which the pendulum itself is subjected, according to the expression a = g cos \u03b1. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>IT &#8211; Questo particolare pendolo inclinabile, ideato alla fine del 1800 dal fisico tedesco Ernst&nbsp;Mach, permette di dimostrare la dipendenza del periodo di oscillazione del pendolo stesso dall\u2019accelerazione di gravit\u00e0.&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"_links":{"self":[{"href":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-json\/wp\/v2\/pages\/234"}],"collection":[{"href":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-json\/wp\/v2\/comments?post=234"}],"version-history":[{"count":5,"href":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-json\/wp\/v2\/pages\/234\/revisions"}],"predecessor-version":[{"id":333,"href":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-json\/wp\/v2\/pages\/234\/revisions\/333"}],"wp:attachment":[{"href":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-json\/wp\/v2\/media?parent=234"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}