{"id":16793,"date":"2026-03-29T01:37:35","date_gmt":"2026-03-29T01:37:35","guid":{"rendered":"https:\/\/www.fizika-online.ru\/?page_id=16793"},"modified":"2026-03-29T01:37:35","modified_gmt":"2026-03-29T01:37:35","slug":"%d0%b7%d0%b0%d0%b4%d0%b0%d1%87%d0%b8-%d0%bd%d0%b0-%d0%b8%d0%bc%d0%bf%d1%83%d0%bb%d1%8c%d1%81-%d0%b8-%d1%8d%d0%bd%d0%b5%d1%80%d0%b3%d0%b8%d1%8e-%d0%b7%d0%b0%d0%b4%d0%b0%d1%87%d0%b0-%d1%8d%d0%b8-114","status":"publish","type":"page","link":"https:\/\/www.fizika-online.ru\/?page_id=16793","title":{"rendered":"\u0417\u0430\u0434\u0430\u0447\u0438 \u043d\u0430 \u0438\u043c\u043f\u0443\u043b\u044c\u0441 \u0438 \u044d\u043d\u0435\u0440\u0433\u0438\u044e. \u0417\u0430\u0434\u0430\u0447\u0430 \u042d\u0438\u0418123"},"content":{"rendered":"<p><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\"><em><strong>\u0417\u0430\u0434\u0430\u0447\u0430<\/strong><\/em>. \u041a\u0430\u043a\u043e\u0439 \u043e\u0431\u044a\u0451\u043c \u0432\u043e\u0434\u044b \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0434\u043d\u044f\u0442\u044c \u0437\u0430 30 \u043c\u0438\u043d \u043d\u0430 \u043f\u043e\u0432\u0435\u0440\u0445\u043d\u043e\u0441\u0442\u044c \u0437\u0435\u043c\u043b\u0438 \u0441 \u0433\u043b\u0443\u0431\u0438\u043d\u044b 20 \u043c \u043d\u0430\u0441\u043e\u0441, \u043f\u043e\u0442\u0440\u0435\u0431\u043b\u044f\u044e\u0449\u0438\u0439 \u043c\u043e\u0449\u043d\u043e\u0441\u0442\u044c 2 \u043a\u0412\u0442? \u041a\u041f\u0414 \u043d\u0430\u0441\u043e\u0441\u0430 80%.<\/span><\/p>\n<p><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\"><em><strong>\u0420\u0435\u0448\u0435\u043d\u0438\u0435. <\/strong><\/em>\u041f\u043e\u043b\u0435\u0437\u043d\u0430\u044f \u043c\u043e\u0449\u043d\u043e\u0441\u0442\u044c \u043d\u0430\u0441\u043e\u0441\u0430<\/span><\/p>\n<p class=\"ds-markdown-paragraph\" style=\"text-align: center;\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">$P_{\\text{\u043f\u043e\u043b}} = \\eta \\cdot P_{\\text{\u043f\u043e\u0442\u0440}} $,<\/span><\/p>\n<p class=\"ds-markdown-paragraph\" style=\"text-align: center;\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">$P_{\\text{\u043f\u043e\u043b}} = 0,8 \\cdot 2000 = 1600\\ \\text{\u0412\u0442}$.<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\"><strong>\u041f\u043e\u043b\u0435\u0437\u043d\u0430\u044f \u0440\u0430\u0431\u043e\u0442\u0430 \u0437\u0430 \u0432\u0440\u0435\u043c\u044f $t$<\/strong><\/span><\/p>\n<p class=\"ds-markdown-paragraph\" style=\"text-align: center;\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">$A_{\\text{\u043f\u043e\u043b}} = P_{\\text{\u043f\u043e\u043b}} \\cdot t $,<\/span><\/p>\n<p class=\"ds-markdown-paragraph\" style=\"text-align: center;\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">$A_{\\text{\u043f\u043e\u043b}}= 1600 \\cdot 1800 = 2880000\\ \\text{\u0414\u0436}$.<\/span><\/p>\n<div id=\"yandex_rtb_R-A-1598022-3\"><\/div>\n<p><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\"><script>window.yaContextCb.push(()=>{\n\tYa.Context.AdvManager.render({\n\t\t\"blockId\": \"R-A-1598022-3\",\n\t\t\"renderTo\": \"yandex_rtb_R-A-1598022-3\"\n\t})\n})\n<\/script><\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">\u042d\u0442\u0430 \u0440\u0430\u0431\u043e\u0442\u0430 \u0441\u043e\u0432\u0435\u0440\u0448\u0430\u0435\u0442\u0441\u044f \u043f\u0440\u043e\u0442\u0438\u0432 \u0441\u0438\u043b\u044b \u0442\u044f\u0436\u0435\u0441\u0442\u0438, \u0434\u0435\u0439\u0441\u0442\u0432\u0443\u044e\u0449\u0435\u0439 \u043d\u0430 \u0432\u043e\u0434\u0443<\/span><\/p>\n<p class=\"ds-markdown-paragraph\" style=\"text-align: center;\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">$A = mgh$.<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">\u041e\u0442\u0441\u044e\u0434\u0430<\/span><\/p>\n<p class=\"ds-markdown-paragraph\" style=\"text-align: center;\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">$m = \\dfrac{A_{\\text{\u043f\u043e\u043b}}}{gh} $,<\/span><\/p>\n<p class=\"ds-markdown-paragraph\" style=\"text-align: center;\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">$m = \\dfrac{2,880,000}{10 \\cdot 20} = \\dfrac{2880000}{200} = 14400\\ \\text{\u043a\u0433}$.<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">\u041e\u0431\u044a\u0451\u043c \u0432\u043e\u0434\u044b<\/span><\/p>\n<p class=\"ds-markdown-paragraph\" style=\"text-align: center;\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">$V = \\dfrac{m}{\\rho} $,<\/span><\/p>\n<p class=\"ds-markdown-paragraph\" style=\"text-align: center;\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\">$V=\\dfrac{14400}{1000} = 14,4\\ \\text{\u043c}^3$.<\/span><\/p>\n<p class=\"ds-markdown-paragraph\" style=\"text-align: left;\"><span style=\"font-family: georgia, palatino, serif; font-size: 12pt; color: #000000;\"><em><strong>\u041e\u0442\u0432\u0435\u0442:<\/strong><\/em> $14,4\\ \\text{\u043c}^3$.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0417\u0430\u0434\u0430\u0447\u0430. \u041a\u0430\u043a\u043e\u0439 \u043e\u0431\u044a\u0451\u043c \u0432\u043e\u0434\u044b \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0434\u043d\u044f\u0442\u044c \u0437\u0430 30 \u043c\u0438\u043d \u043d\u0430 \u043f\u043e\u0432\u0435\u0440\u0445\u043d\u043e\u0441\u0442\u044c \u0437\u0435\u043c\u043b\u0438 \u0441 \u0433\u043b\u0443\u0431\u0438\u043d\u044b 20 \u043c \u043d\u0430\u0441\u043e\u0441, \u043f\u043e\u0442\u0440\u0435\u0431\u043b\u044f\u044e\u0449\u0438\u0439 \u043c\u043e\u0449\u043d\u043e\u0441\u0442\u044c 2 \u043a\u0412\u0442? \u041a\u041f\u0414 \u043d\u0430\u0441\u043e\u0441\u0430 80%. \u0420\u0435\u0448\u0435\u043d\u0438\u0435. \u041f\u043e\u043b\u0435\u0437\u043d\u0430\u044f \u043c\u043e\u0449\u043d\u043e\u0441\u0442\u044c \u043d\u0430\u0441\u043e\u0441\u0430 $P_{\\text{\u043f\u043e\u043b}} = \\eta \\cdot P_{\\text{\u043f\u043e\u0442\u0440}} $, $P_{\\text{\u043f\u043e\u043b}} = 0,8 \\cdot 2000 = 1600\\ \\text{\u0412\u0442}$. \u041f\u043e\u043b\u0435\u0437\u043d\u0430\u044f \u0440\u0430\u0431\u043e\u0442\u0430 \u0437\u0430 \u0432\u0440\u0435\u043c\u044f $t$ $A_{\\text{\u043f\u043e\u043b}} = P_{\\text{\u043f\u043e\u043b}} \\cdot t $, $A_{\\text{\u043f\u043e\u043b}}= 1600\u2026 <span class=\"read-more\"><a href=\"https:\/\/www.fizika-online.ru\/?page_id=16793\">\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\/16793"}],"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=16793"}],"version-history":[{"count":1,"href":"https:\/\/www.fizika-online.ru\/index.php?rest_route=\/wp\/v2\/pages\/16793\/revisions"}],"predecessor-version":[{"id":16794,"href":"https:\/\/www.fizika-online.ru\/index.php?rest_route=\/wp\/v2\/pages\/16793\/revisions\/16794"}],"wp:attachment":[{"href":"https:\/\/www.fizika-online.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=16793"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}