{"id":1687,"date":"2021-04-26T13:23:12","date_gmt":"2021-04-26T17:23:12","guid":{"rendered":"https:\/\/brainonboard.ca\/glossary\/leffet-doppler\/"},"modified":"2021-04-26T13:23:13","modified_gmt":"2021-04-26T17:23:13","slug":"leffet-doppler","status":"publish","type":"glossary","link":"https:\/\/brainonboard.ca\/fr\/glossary\/leffet-doppler\/","title":{"rendered":"L\u2019effet Doppler"},"content":{"rendered":"<p>L\u2019effet Doppler d\u00e9signe un changement dans la fr\u00e9quence d\u2019une onde (son ou lumi\u00e8re) que constate un observateur par rapport \u00e0 sa source mobile. La fr\u00e9quence de son plus \u00e9lev\u00e9e d\u2019un v\u00e9hicule qui approche puis qui baisse \u00e0 mesure que le v\u00e9hicule s\u2019\u00e9loigne est un exemple de l\u2019effet Doppler. On d\u00e9signe ce ph\u00e9nom\u00e8ne parfois sous le nom de d\u00e9calage Doppler, pour souligner la mani\u00e8re dont le d\u00e9placement vers l\u2019avant ou l\u2019arri\u00e8re d\u2019une source \u00e9mettrice d\u2019onde cause une variation de la fr\u00e9quence des ondes telle que constat\u00e9e par un observateur.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u2019effet Doppler d\u00e9signe un changement dans la fr\u00e9quence d\u2019une onde (son ou lumi\u00e8re) que constate un observateur par rapport \u00e0 sa source mobile.<\/p>\n","protected":false},"author":1,"featured_media":0,"menu_order":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-1687","glossary","type-glossary","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/brainonboard.ca\/fr\/wp-json\/wp\/v2\/glossary\/1687","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/brainonboard.ca\/fr\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/brainonboard.ca\/fr\/wp-json\/wp\/v2\/types\/glossary"}],"author":[{"embeddable":true,"href":"https:\/\/brainonboard.ca\/fr\/wp-json\/wp\/v2\/users\/1"}],"version-history":[{"count":1,"href":"https:\/\/brainonboard.ca\/fr\/wp-json\/wp\/v2\/glossary\/1687\/revisions"}],"predecessor-version":[{"id":1688,"href":"https:\/\/brainonboard.ca\/fr\/wp-json\/wp\/v2\/glossary\/1687\/revisions\/1688"}],"wp:attachment":[{"href":"https:\/\/brainonboard.ca\/fr\/wp-json\/wp\/v2\/media?parent=1687"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}