{"id":15962,"date":"2025-12-11T15:12:14","date_gmt":"2025-12-11T15:12:14","guid":{"rendered":"https:\/\/www.fizika-online.ru\/?page_id=15962"},"modified":"2025-12-11T15:17:52","modified_gmt":"2025-12-11T15:17:52","slug":"%d0%be%d0%b1%d0%b7%d0%be%d1%80-%d0%b7%d0%b0%d0%b4%d0%b0%d0%bd%d0%b8%d0%b9-%d0%bf%d0%be-%d1%82%d0%b5%d0%bc%d0%b0%d0%bc-4-2-4-3-%d0%b7%d0%b0%d0%b4%d0%b0%d1%87%d0%b0-7","status":"publish","type":"page","link":"https:\/\/www.fizika-online.ru\/?page_id=15962","title":{"rendered":"\u041e\u0431\u0437\u043e\u0440 \u0437\u0430\u0434\u0430\u043d\u0438\u0439 \u043f\u043e \u0442\u0435\u043c\u0430\u043c 4.2.-4.3. \u0417\u0430\u0434\u0430\u0447\u0430 7"},"content":{"rendered":"<p><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\"><em><strong>\u0417\u0430\u0434\u0430\u0447\u0430.\u00a0<\/strong><\/em>\u0427\u0435\u043b\u043e\u0432\u0435\u043a \u043c\u0430\u0441\u0441\u043e\u0439 50\u202f\u043a\u0433 \u043f\u0440\u044b\u0433\u0430\u0435\u0442 \u0441 \u043d\u0435\u043f\u043e\u0434\u0432\u0438\u0436\u043d\u043e\u0439 \u0442\u0435\u043b\u0435\u0436\u043a\u0438 \u043c\u0430\u0441\u0441\u043e\u0439 100\u202f\u043a\u0433 \u0441 \u0433\u043e\u0440\u0438\u0437\u043e\u043d\u0442\u0430\u043b\u044c\u043d\u043e\u0439 \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u044c\u044e 3\u202f\u043c\/\u0441 \u043e\u0442\u043d\u043e\u0441\u0438\u0442\u0435\u043b\u044c\u043d\u043e \u0437\u0435\u043c\u043b\u0438. \u041a\u0430\u043a\u043e\u0432\u0430 \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u044c \u0442\u0435\u043b\u0435\u0436\u043a\u0438 \u043e\u0442\u043d\u043e\u0441\u0438\u0442\u0435\u043b\u044c\u043d\u043e \u0417\u0435\u043c\u043b\u0438 \u043f\u043e\u0441\u043b\u0435 \u043f\u0440\u044b\u0436\u043a\u0430 \u0447\u0435\u043b\u043e\u0432\u0435\u043a\u0430? <em>\u041e\u0442\u0432\u0435\u0442 \u0437\u0430\u043f\u0438\u0448\u0438\u0442\u0435 \u0432 \u043c\u0435\u0442\u0440\u0430\u0445 \u0432 \u0441\u0435\u043a\u0443\u043d\u0434\u0443.<\/em><\/span><\/p>\n<p><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\"><strong>\u0420\u0435\u0448\u0435\u043d\u0438\u0435.\u00a0<\/strong>\u0414\u043e \u043f\u0440\u044b\u0436\u043a\u0430 \u0442\u0435\u043b\u0435\u0436\u043a\u0430 \u0438 \u0447\u0435\u043b\u043e\u0432\u0435\u043a \u043f\u043e\u043a\u043e\u0438\u043b\u0438\u0441\u044c, \u0430 \u0437\u043d\u0430\u0447\u0438\u0442 \u0441\u0443\u043c\u043c\u0430\u0440\u043d\u044b\u0439 \u0438\u043c\u043f\u0443\u043b\u044c\u0441 \u044d\u0442\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0442\u0435\u043b \u0440\u0430\u0432\u0435\u043d \u043d\u0443\u043b\u044e.<\/span><\/p>\n<p><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\"><!-- Yandex.RTB R-A-1598022-3 --><\/span><\/p>\n<div id=\"yandex_rtb_R-A-1598022-3\"><\/div>\n<p><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\"><script>window.yaContextCb.push(()=>{\n\tYa.Context.AdvManager.render({\n\t\t\"blockId\": \"R-A-1598022-3\",\n\t\t\"renderTo\": \"yandex_rtb_R-A-1598022-3\"\n\t})\n})\n<\/script><\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">\u041f\u043e\u0441\u0442\u0440\u043e\u0438\u043c \u0447\u0435\u0440\u0442\u0435\u0436, \u043d\u0430 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u043f\u043e\u043a\u0430\u0436\u0435\u043c \u043c\u0430\u0441\u0441\u044b \u0438 \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u0435\u0439 \u0442\u0435\u043b \u0434\u043e \u0432\u0437\u0430\u0438\u043c\u043e\u0434\u0435\u0439\u0441\u0442\u0432\u0438\u044f (\u0434\u043e \u043f\u0440\u044b\u0436\u043a\u0430) \u0438 \u043f\u043e\u0441\u043b\u0435.<\/span><\/p>\n<p><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.fizika-online.ru\/wp-content\/uploads\/2025\/07\/2-55.jpg\" width=\"419\" height=\"224\" \/><\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">\u0417\u0430\u043f\u0438\u0441\u044b\u0432\u0430\u0435\u043c \u0417\u0421\u0418 \u0432 \u0432\u0435\u043a\u0442\u043e\u0440\u043d\u043e\u043c \u0432\u0438\u0434\u0435 \u0438 \u0432 \u043f\u0440\u043e\u0435\u043a\u0446\u0438\u044f\u0445 \u043d\u0430 \u0433\u043e\u0440\u0438\u0437\u043e\u043d\u0442\u0430\u043b\u044c\u043d\u0443\u044e \u043e\u0441\u044c<\/span><\/p>\n<p style=\"text-align: center;\"><span style=\"color: #000000; font-family: georgia, palatino, serif; font-size: 12pt;\">$m_1\\overrightarrow{v}_1+m_2\\overrightarrow{v}_2=0$,<\/span><\/p>\n<p style=\"text-align: center;\"><span style=\"color: #000000; font-family: georgia, palatino, serif; font-size: 12pt;\">$m_1v_1-m_2v_2=0$.<\/span><\/p>\n<p><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">\u041d\u0430\u0445\u043e\u0434\u0438\u043c \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u044c \u0442\u0435\u043b\u0435\u0436\u043a\u0438 $v_2$<\/span><\/p>\n<p style=\"text-align: center;\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">$m_1v_1=m_2v_2$,<\/span><\/p>\n<p style=\"text-align: center;\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">$v_2=\\frac{m_1v_1}{m_2}$,<\/span><\/p>\n<p style=\"text-align: center;\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">$v_2=\\frac{50 \\cdot 3}{100}=1,5$ \u043c\/\u0441.<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\"><strong>\u041e\u0442\u0432\u0435\u0442:<\/strong> 1,5 \u043c\/\u0441.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0417\u0430\u0434\u0430\u0447\u0430.\u00a0\u0427\u0435\u043b\u043e\u0432\u0435\u043a \u043c\u0430\u0441\u0441\u043e\u0439 50\u202f\u043a\u0433 \u043f\u0440\u044b\u0433\u0430\u0435\u0442 \u0441 \u043d\u0435\u043f\u043e\u0434\u0432\u0438\u0436\u043d\u043e\u0439 \u0442\u0435\u043b\u0435\u0436\u043a\u0438 \u043c\u0430\u0441\u0441\u043e\u0439 100\u202f\u043a\u0433 \u0441 \u0433\u043e\u0440\u0438\u0437\u043e\u043d\u0442\u0430\u043b\u044c\u043d\u043e\u0439 \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u044c\u044e 3\u202f\u043c\/\u0441 \u043e\u0442\u043d\u043e\u0441\u0438\u0442\u0435\u043b\u044c\u043d\u043e \u0437\u0435\u043c\u043b\u0438. \u041a\u0430\u043a\u043e\u0432\u0430 \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u044c \u0442\u0435\u043b\u0435\u0436\u043a\u0438 \u043e\u0442\u043d\u043e\u0441\u0438\u0442\u0435\u043b\u044c\u043d\u043e \u0417\u0435\u043c\u043b\u0438 \u043f\u043e\u0441\u043b\u0435 \u043f\u0440\u044b\u0436\u043a\u0430 \u0447\u0435\u043b\u043e\u0432\u0435\u043a\u0430? \u041e\u0442\u0432\u0435\u0442 \u0437\u0430\u043f\u0438\u0448\u0438\u0442\u0435 \u0432 \u043c\u0435\u0442\u0440\u0430\u0445 \u0432 \u0441\u0435\u043a\u0443\u043d\u0434\u0443. \u0420\u0435\u0448\u0435\u043d\u0438\u0435.\u00a0\u0414\u043e \u043f\u0440\u044b\u0436\u043a\u0430 \u0442\u0435\u043b\u0435\u0436\u043a\u0430 \u0438 \u0447\u0435\u043b\u043e\u0432\u0435\u043a \u043f\u043e\u043a\u043e\u0438\u043b\u0438\u0441\u044c, \u0430 \u0437\u043d\u0430\u0447\u0438\u0442 \u0441\u0443\u043c\u043c\u0430\u0440\u043d\u044b\u0439 \u0438\u043c\u043f\u0443\u043b\u044c\u0441 \u044d\u0442\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0442\u0435\u043b \u0440\u0430\u0432\u0435\u043d \u043d\u0443\u043b\u044e. \u041f\u043e\u0441\u0442\u0440\u043e\u0438\u043c \u0447\u0435\u0440\u0442\u0435\u0436, \u043d\u0430 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u043f\u043e\u043a\u0430\u0436\u0435\u043c \u043c\u0430\u0441\u0441\u044b \u0438 \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u0435\u0439 \u0442\u0435\u043b \u0434\u043e\u2026 <span class=\"read-more\"><a href=\"https:\/\/www.fizika-online.ru\/?page_id=15962\">\u0427\u0438\u0442\u0430\u0442\u044c \u0434\u0430\u043b\u0435\u0435 &raquo;<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.fizika-online.ru\/index.php?rest_route=\/wp\/v2\/pages\/15962"}],"collection":[{"href":"https:\/\/www.fizika-online.ru\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.fizika-online.ru\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.fizika-online.ru\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fizika-online.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=15962"}],"version-history":[{"count":2,"href":"https:\/\/www.fizika-online.ru\/index.php?rest_route=\/wp\/v2\/pages\/15962\/revisions"}],"predecessor-version":[{"id":15964,"href":"https:\/\/www.fizika-online.ru\/index.php?rest_route=\/wp\/v2\/pages\/15962\/revisions\/15964"}],"wp:attachment":[{"href":"https:\/\/www.fizika-online.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=15962"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}