{"id":7903,"date":"2023-08-18T09:44:34","date_gmt":"2023-08-18T07:44:34","guid":{"rendered":"https:\/\/fizikaimatematika.com\/courses\/fizika-zadaci-osmi-razred-oscilatorno-i-talasno-kretanje\/lesson\/30-zadatak-longitudinalni-mehanicki-talas\/"},"modified":"2023-08-18T09:44:34","modified_gmt":"2023-08-18T07:44:34","slug":"30-zadatak-longitudinalni-mehanicki-talas","status":"publish","type":"lesson","link":"https:\/\/fizikaimatematika.com\/courses\/fizika-zadaci-osmi-razred-oscilatorno-i-talasno-kretanje\/lesson\/30-zadatak-longitudinalni-mehanicki-talas\/","title":{"rendered":"30. zadatak: Longitudinalni mehani\u010dki talas &#8230;"},"content":{"rendered":"<ul>\n<li>\u041b\u043e\u043d\u0433\u0438\u0442\u0443\u0434\u0438\u043d\u0430\u043b\u043d\u0438 \u043c\u0435\u0445\u0430\u043d\u0438\u0447\u043a\u0438 \u0442\u0430\u043b\u0430\u0441 \u0441\u0435 \u0431\u0440\u0437\u0438\u043d\u043e\u043c v = 1 500 m\/s \u043a\u0440\u0435\u045b\u0435 \u043a\u0440\u043e\u0437 \u043d\u0435\u043a\u0438 \u0433\u0430\u0441 \u043f\u0440\u0438 \u0447\u0435\u043c\u0443 \u0458\u0435 \u045a\u0435\u0433\u043e\u0432\u0430 \u0442\u0430\u043b\u0430\u0441\u043d\u0430 \u0434\u0443\u0436\u0438\u043d\u0430 \u03bb=150 m. \u041a\u043e\u043b\u0438\u043a\u0430 \u0458\u0435 \u0444\u0440\u0435\u043a\u0432\u0435\u043d\u0446\u0438\u0458\u0430 \u043e\u0432\u043e\u0433 \u0442\u0430\u043b\u0430\u0441\u0430? \u0434\u0430 \u043b\u0438 \u0458\u0435 \u043e\u0432\u0430\u0458 \u0442\u0430\u043b\u0430\u0441 \u0443\u043b\u0442\u0440\u0430\u0437\u0432\u0443\u043a, \u0438\u043d\u0444\u0440\u0430\u0437\u0432\u0443\u043a \u043d\u0438\u0448\u0442\u0430 \u043e\u0434 \u043d\u0430\u0432\u0435\u0434\u0435\u043d\u043e\u0433?<\/li>\n<li>Longitudinalni mehani\u010dki talas se brzinom v = 1 500 m\/s krec\u0301e kroz neki gas pri \u010demu je njegova talasna du\u017eina \u03bb=150 m. Kolika je frekvencija ovog talasa? da li je ovaj talas ultrazvuk, infrazvuk ni\u0161ta od navedenog?<\/li>\n<\/ul>\n","protected":false},"comment_status":"open","ping_status":"closed","template":"","_links":{"self":[{"href":"https:\/\/fizikaimatematika.com\/index.php\/wp-json\/wp\/v2\/lesson\/7903"}],"collection":[{"href":"https:\/\/fizikaimatematika.com\/index.php\/wp-json\/wp\/v2\/lesson"}],"about":[{"href":"https:\/\/fizikaimatematika.com\/index.php\/wp-json\/wp\/v2\/types\/lesson"}],"replies":[{"embeddable":true,"href":"https:\/\/fizikaimatematika.com\/index.php\/wp-json\/wp\/v2\/comments?post=7903"}],"wp:attachment":[{"href":"https:\/\/fizikaimatematika.com\/index.php\/wp-json\/wp\/v2\/media?parent=7903"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}