{"id":4393,"date":"2023-03-05T22:05:12","date_gmt":"2023-03-05T13:05:12","guid":{"rendered":"https:\/\/torisetudy.com\/?p=4393"},"modified":"2025-04-03T00:55:04","modified_gmt":"2025-04-02T15:55:04","slug":"2%e7%89%a9%e4%bd%93%e3%81%ae%e8%a1%9d%e7%aa%81%e3%81%a8%e5%8f%8d%e7%99%ba%e4%bf%82%e6%95%b0","status":"publish","type":"post","link":"https:\/\/torisetudy.com\/?p=4393","title":{"rendered":"2\u7269\u4f53\u306e\u885d\u7a81\u3068\u53cd\u767a\u4fc2\u6570"},"content":{"rendered":"\n<div id=\"toc_container\" class=\"no_bullets\"><p class=\"toc_title\">\u76ee\u6b21<\/p><ul class=\"toc_list\"><li><a href=\"#i\"><span class=\"toc_number toc_depth_1\">1<\/span> \u885d\u7a81\u306b\u3064\u3044\u3066\u3082\u3046\u5c11\u3057<\/a><\/li><li><a href=\"#i-2\"><span class=\"toc_number toc_depth_1\">2<\/span> \u885d\u7a81\u3068\u30a8\u30cd\u30eb\u30ae\u30fc<\/a><\/li><\/ul><\/div>\n<h2 class=\"wp-block-heading\"><span id=\"i\">\u885d\u7a81\u306b\u3064\u3044\u3066\u3082\u3046\u5c11\u3057<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">2\u7269\u4f53\u306e\u885d\u7a81<\/h3>\n\n\n\n<p>\u300c\u885d\u7a81\u30fb\u5206\u88c2\u30fb\u5408\u4f53\u3092\u898b\u305f\u3089\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3092\u7acb\u3066\u308b\uff01\u300d\u3068\u3044\u3046\u5b9a\u77f3\u306f\u8eab\u306b\u3064\u304d\u307e\u3057\u305f\u304b\u2026\uff1f<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon1 clearfix\"><div class=\"st-kaiwa-face\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name\">\u7fbd\u767d<\/div><\/div><div class=\"st-kaiwa-area\"><div class=\"st-kaiwa-hukidashi\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u4eca\u56de\u306f\u3053\u306e\u300c\u885d\u7a81\u300d\u306b\u3064\u3044\u3066\u3082\u3046\u5c11\u3057\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>2\u7269\u4f53\u304c\u6b63\u9762\u885d\u7a81\u3059\u308b\u72b6\u6cc1\u3092\u8003\u3048\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u885d\u7a81\u3067\u3059\u304b\u3089\uff0c\u3044\u305a\u308c\u306b\u3057\u3066\u3082\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u306f\u6210\u308a\u7acb\u3064\u306e\u3067\u3059\u304c\uff0c2\u7269\u4f53\u304c\u3069\u3061\u3089\u3082\u7c98\u571f\u306e\u5834\u5408\u3068\uff0c\u3069\u3061\u3089\u3082\u91d1\u5c5e\u7403\u306e\u5834\u5408\u3068\u3067\uff0c\u885d\u7a81\u5f8c\u306e\u69d8\u5b50\u306f\u5909\u308f\u308a\u305d\u3046\u3067\u3059\u3088\u306d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"355\" height=\"145\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406483.svg\" alt=\"\" class=\"wp-image-4324\"\/><noscript><img decoding=\"async\" width=\"355\" height=\"145\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406483.svg\" alt=\"\" class=\"wp-image-4324\"\/><\/noscript><\/figure>\n\n\n\n<p>\u7c98\u571f\u540c\u58eb\u306e\u885d\u7a81\u3067\u3042\u308c\u3070\uff0c\u304f\u3063\u3064\u3044\u3066\u307b\u3068\u3093\u3069\u52d5\u304b\u306a\u304f\u306a\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u4e00\u65b9\uff0c\u91d1\u5c5e\u7403\u540c\u58eb\u306e\u885d\u7a81\u3067\u3042\u308c\u3070\uff0c\u52e2\u3044\u3088\u304f\u4e92\u3044\u306b\u9060\u3056\u304b\u3063\u3066\u3044\u304f\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u306d\u3002<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon4 clearfix\"><div class=\"st-kaiwa-area2\"><div class=\"st-kaiwa-hukidashi2\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u3044\u305a\u308c\u306b\u3057\u3066\u3082\uff0c\u540c\u3058\u901f\u5ea6\u540c\u58eb\u3067\u885d\u7a81\u3057\u3066\u3082\uff0c\u7269\u4f53\u306e\u6750\u8cea\u306b\u3088\u3063\u3066\u885d\u7a81\u5f8c\u306e\u69d8\u5b50\u304c\u5909\u308f\u308b\u3053\u3068\u306f\u5bb9\u6613\u306b\u60f3\u50cf\u304c\u3064\u304f\u3067\u3057\u3087\u3046\u3002<\/p>\n<\/div><\/div><\/div><div class=\"st-kaiwa-face2\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u5b66\u7fd2\uff09.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u5b66\u7fd2\uff09.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name2\">\u751f\u5f92<\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u53cd\u767a\u4fc2\u6570<\/h3>\n\n\n\n<p>\u305d\u3053\u3067\uff0c\u885d\u7a81\u306e\u69d8\u5b50\u3092\u8868\u3059\u5024\u3068\u3057\u3066\uff0c<span class=\"st-mymarker-s\">\u53cd\u767a\u4fc2\u6570<\/span>\uff08\u3042\u308b\u3044\u306f<span class=\"st-mymarker-s\">\u306f\u306d\u8fd4\u308a\u4fc2\u6570<\/span>\uff09\u3092\u5c0e\u5165\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u53cd\u767a\u4fc2\u6570 \u306f\uff0c<\/p>\n\n\n\n<p>$$e=\\Bun{\\stext{\uff08\u885d\u7a81\u5f8c\u306b\u76f8\u5bfe\u7684\u306b\u9060\u3056\u304b\u308b\u901f\u3055\uff09}}{\\stext{\uff08\u885d\u7a81\u524d\u306b\u76f8\u5bfe\u7684\u306b\u8fd1\u3065\u304f\u901f\u3055\uff09}}$$\u3067\u5b9a\u7fa9\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6559\u79d1\u66f8\u306b\u306f\u5c0f\u96e3\u3057\u3044\u6570\u5f0f\u3082\u304b\u3044\u3066\u3042\u308b\u3068\u601d\u3044\u307e\u3059\u304c\uff0c\u307e\u305a\u306f\u3053\u306e\u5f0f\u3092\u8a00\u8449\u3067\u899a\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>$e=\\Bun{\\stext{\uff08\u9060\u3056\u304b\u308b\u901f\u3055\uff09}}{\\stext{\uff08\u8fd1\u3065\u304f\u901f\u3055\uff09}}$ \u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7c21\u5358\u306a\u4f8b<\/h3>\n\n\n\n<p>\u4ee5\u4e0b\u306e\u5177\u4f53\u4f8b\u3067\u5b9f\u969b\u306b\u5f0f\u3092\u7acb\u3066\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div class=\"wp-block-st-blocks-my-box st-mybox has-title\" style=\"background-color:#fff;border-color:#757575\"><p class=\"st-mybox-title\" style=\"color:#424242;font-weight:bold;text-shadow:#fff 3px 0px 0px, #fff 2.83487px .981584px 0px, #fff 2.35766px 1.85511px 0px, #fff 1.62091px 2.52441px 0px, #fff .705713px 2.91581px 0px, #fff -0.287171px 2.98622px 0px, #fff -1.24844px 2.72789px 0px, #fff -2.07227px 2.16926px 0px, #fff -2.66798px 1.37182px 0px, #fff -2.96998px .42336px 0px, #fff -2.94502px -0.571704px 0px, #fff -2.59586px -1.50383px 0px, #fff -1.96093px -2.27041px 0px, #fff -1.11013px -2.78704px 0px, #fff -0.137119px -2.99686px 0px, #fff .850987px -2.87677px 0px, #fff 1.74541px -2.43999px 0px, #fff 2.44769px -1.73459px 0px, #fff 2.88051px -0.838246px 0px;background:linear-gradient(0deg, #fff 0%, #fff 55%, rgba(0, 0, 0, 0) 55%, rgba(0, 0, 0, 0) 100%)\"><i class=\"st-fa st-svg-check-circle st-css-no\" aria-hidden=\"\"><\/i>\u5177\u4f53\u7684\u306a\u8a08\u7b97<\/p><div class=\"st-in-mybox\">\n<p>\u4ee5\u4e0b\u306e\u885d\u7a81\u306b\u304a\u3051\u308b\u306f\u306d\u8fd4\u308a\u4fc2\u6570\u306f\u3044\u304f\u3064\uff1f<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"308\" height=\"80\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406484.svg\" alt=\"\" class=\"wp-image-4325\"\/><noscript><img decoding=\"async\" width=\"308\" height=\"80\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406484.svg\" alt=\"\" class=\"wp-image-4325\"\/><\/noscript><\/figure>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u885d\u7a81\u524d\u306e\u72b6\u6cc1<\/h3>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon1 clearfix\"><div class=\"st-kaiwa-face\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name\">\u7fbd\u767d<\/div><\/div><div class=\"st-kaiwa-area\"><div class=\"st-kaiwa-hukidashi\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u308f\u3056\u3068\u3089\u3057\u304f $v_1$ \u306e\u901f\u5ea6\u306e\u77e2\u5370\u304c $v_2$ \u306e\u901f\u5ea6\u306e\u77e2\u5370\u3088\u308a\u3082\u9577\u304f\u304b\u3044\u3066\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u3067\u3082\u3053\u308c\u3063\u3066\u5f53\u305f\u308a\u524d\u3058\u3083\u306a\u3044\u3067\u3059\u304b\uff1f<\/p>\n\n\n\n<p>$v_2&gt;v_1$ \u3060\u3063\u305f\u3089\uff0c\u305d\u3082\u305d\u3082\u885d\u7a81\u3067\u304d\u306a\u3044\u3067\u3059\u3088\u306d\u2026\uff1f<\/p>\n\n\n\n<p>$v_2$ \u306e\u901f\u5ea6\u3067\u9003\u3052\u308b\u5c0f\u74032\u3092\uff0c$v_1$ \u306e\u901f\u5ea6\u306e\u5c0f\u74031\u304c\u8ffd\u3044\u304b\u3051\u3066\u3044\u308b\u30a4\u30e1\u30fc\u30b8\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"155\" height=\"90\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406485.svg\" alt=\"\" class=\"wp-image-4326\"\/><noscript><img decoding=\"async\" width=\"155\" height=\"90\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406485.svg\" alt=\"\" class=\"wp-image-4326\"\/><\/noscript><\/figure>\n\n\n\n<p>\u5dee\u304c\u3069\u3093\u3069\u3093\u7e2e\u307e\u3063\u3066\u3044\u304f\u306e\u3067\u3059\u304c\uff0c\u8fd1\u3065\u304f\u901f\u3055\u306f $v_1-v_2$ \u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-st-blocks-memo clip-memobox has-icon-label post-hashiro-tyuu\" style=\"color:#808080;background-color:#f5f5f5\"><div class=\"clip-fonticon\" style=\"color:#919191;border-color:#9191914d\"><i class=\"st-fa st-svg-exclamation-circle st-css-no\" data-icon-label=\"\u6ce8\" aria-hidden=\"\"><\/i><\/div><div class=\"clip-memotext\" style=\"color:#808080\">\n<p class=\"has-st-icon has-st-icon-exclamation-circle\">\u8fd1\u3065\u304f\u300c\u901f\u3055\u300d\u306a\u306e\u3067\uff0c\u5fc5\u305a $0$ \u4ee5\u4e0a\u306e\u5024\u306b\u306a\u308b\u3002$v_1&gt;v_2$ \u306a\u306e\u3067\uff0c\u81ea\u52d5\u7684\u306b $v_2-v_1$ \u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308b\u3002<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u885d\u7a81\u5f8c\u306e\u72b6\u6cc1<\/h3>\n\n\n\n<p>\u885d\u7a81\u5f8c\u306f\u5c0f\u7403\u306e\u8ddd\u96e2\u304c\u9060\u3056\u304b\u3063\u3066\u3044\u304f\u306e\u3067\uff0c$v_2\\mskip 1mu\\prime &gt;v_1\\mskip 1mu\\prime $ \u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4eee\u306b $v_1\\mskip 1mu\\prime &gt;v_2\\mskip 1mu\\prime $ \u3067\u3042\u308c\u3070\uff0c\u307e\u305f\u885d\u7a81\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon4 clearfix\"><div class=\"st-kaiwa-area2\"><div class=\"st-kaiwa-hukidashi2\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u305d\u308c\u306f\u3055\u3059\u304c\u306b\u602a\u5947\u73fe\u8c61\u3002<\/p>\n<\/div><\/div><\/div><div class=\"st-kaiwa-face2\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u5b66\u7fd2\uff09.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u5b66\u7fd2\uff09.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name2\">\u751f\u5f92<\/div><\/div><\/div>\n\n\n\n<p>\u3068\u3044\u3046\u3053\u3068\u3067\uff0c\u901f\u5ea6$v_1\\mskip 1mu\\prime $ \u3067\u8ffd\u3044\u304b\u3051\u3066\u304f\u308b\u5c0f\u74031\u304b\u3089\uff0c$v_2\\mskip 1mu\\prime $ \u306e\u5c0f\u74032\u304c\u9003\u3052\u3066\u3044\u304f\u30a4\u30e1\u30fc\u30b8\u306b\u306a\u308a\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"153\" height=\"91\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406486.svg\" alt=\"\" class=\"wp-image-4327\"\/><noscript><img decoding=\"async\" width=\"153\" height=\"91\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406486.svg\" alt=\"\" class=\"wp-image-4327\"\/><\/noscript><\/figure>\n\n\n\n<p>\u9060\u3056\u304b\u308b\u901f\u3055\u306f $v_2\\mskip 1mu\\prime -v_1\\mskip 1mu\\prime $ \u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u53cd\u767a\u4fc2\u6570\u306e\u8a08\u7b97<\/h3>\n\n\n\n<p>\u4ee5\u4e0a\u304b\u3089\uff0c\u300c\u885d\u7a81\u524d\u306b\u76f8\u5bfe\u7684\u306b\u8fd1\u3065\u304f\u901f\u3055\u300d\u3068\u300c\u885d\u7a81\u5f8c\u306b\u76f8\u5bfe\u7684\u306b\u9060\u3056\u304b\u308b\u901f\u3055\u300d\u304c\u6c42\u307e\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u53cd\u767a\u4fc2\u6570\u306f\uff0c<br>$$e=\\bun{v_2\\mskip 1mu\\prime -v_1\\mskip 1mu\\prime }{v_1-v_2}$$\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<div class=\"wp-block-st-blocks-my-box st-mybox has-title post-hashiro-point\" style=\"background-color:#fff;border-color:#ff7f50\"><p class=\"st-mybox-title\" style=\"color:#ff7f50;font-weight:bold;text-shadow:#fff 3px 0px 0px, #fff 2.83487px .981584px 0px, #fff 2.35766px 1.85511px 0px, #fff 1.62091px 2.52441px 0px, #fff .705713px 2.91581px 0px, #fff -0.287171px 2.98622px 0px, #fff -1.24844px 2.72789px 0px, #fff -2.07227px 2.16926px 0px, #fff -2.66798px 1.37182px 0px, #fff -2.96998px .42336px 0px, #fff -2.94502px -0.571704px 0px, #fff -2.59586px -1.50383px 0px, #fff -1.96093px -2.27041px 0px, #fff -1.11013px -2.78704px 0px, #fff -0.137119px -2.99686px 0px, #fff .850987px -2.87677px 0px, #fff 1.74541px -2.43999px 0px, #fff 2.44769px -1.73459px 0px, #fff 2.88051px -0.838246px 0px;background:linear-gradient(0deg, #fff 0%, #fff 55%, rgba(0, 0, 0, 0) 55%, rgba(0, 0, 0, 0) 100%)\"><i class=\"st-fa st-svg-lightbulb-o st-css-no\" aria-hidden=\"\"><\/i>\u53cd\u767a\u4fc2\u6570<\/p><div class=\"st-in-mybox\">\n<p>2\u7269\u4f53\u306e\u885d\u7a81\u306b\u304a\u3051\u308b\u53cd\u767a\u4fc2\u6570\u306f\uff0c<\/p>\n\n\n\n<p>$$e=\\Bun{\\stext{\uff08\u885d\u7a81\u5f8c\u306b\u76f8\u5bfe\u7684\u306b\u9060\u3056\u304b\u308b\u901f\u3055\uff09}}{\\stext{\uff08\u885d\u7a81\u524d\u306b\u76f8\u5bfe\u7684\u306b\u8fd1\u3065\u304f\u901f\u3055\uff09}}$$\u3067\u5b9a\u7fa9\u3055\u308c\u308b\u3002<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-st-blocks-midashi-box freebox has-title post-hashiro-reidai\" style=\"background-color:#f7f7fb;border-width:3px;border-color:#a3bded\"><p class=\"p-free\" style=\"border-color:#a3bded;font-weight:bold\"><span class=\"p-entry-f\" style=\"color:#ffffff;font-weight:bold;background-color:#a3bded\"><i class=\"st-fa st-svg-pencil st-css-no\" aria-hidden=\"\"><\/i>\u4f8b\u984c<\/span><\/p><div class=\"free-inbox\">\n<p>\u4ee5\u4e0b\u306e\u885d\u7a81\u306b\u304a\u3051\u308b\uff0c\u53cd\u767a\u4fc2\u6570 \u3092\u6c42\u3081\u3088\u3002\u307e\u305f\uff0c\u5c0f\u74031\u306e\u8cea\u91cf\u3092 $3.0\\kg$ \u3068\u3057\u305f\u3068\u304d\uff0c\u5c0f\u74032\u306e\u8cea\u91cf\u3092\u6c42\u3081\u3088\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"331\" height=\"78\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406487\u306e2.svg\" alt=\"\" class=\"wp-image-4398\"\/><noscript><img decoding=\"async\" width=\"331\" height=\"78\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406487\u306e2.svg\" alt=\"\" class=\"wp-image-4398\"\/><\/noscript><\/figure>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u8003\u3048\u65b9<\/h3>\n\n\n\n<p>\u4eca\u56de\u306e\u3088\u3046\u306b\u554f\u984c\u6587\u306b\u56f3\u304c\u3042\u308b\u3068\u304d\u306f\u305d\u308c\u3092\u5229\u7528\u3059\u308c\u3070\u3088\u3044\u306e\u3067\u3059\u304c\uff0c<span class=\"st-mymarker-s\">\u554f\u984c\u306b\u56f3\u304c\u306a\u3044\u3068\u304d\u306f\u5fc5\u305a\uff08\u7c21\u6613\u7684\u306b\u3067\u3088\u3044\u306e\u3067\uff09\u81ea\u5206\u3067\u885d\u7a81\u524d\u5f8c\u306e\u56f3\u3092\u304b\u304f<\/span>\u7fd2\u6163\u3092\u4ed8\u3051\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div class=\"wp-block-group post-hashiro-reidaikaitou\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group gsetumonnkakko\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p>\u885d\u7a81\u524d\u306b\u76f8\u5bfe\u7684\u306b\u8fd1\u3065\u304f\u901f\u3055\u306f $8.0+2.0=10.0$\uff0c\u885d\u7a81\u5f8c\u306b\u76f8\u5bfe\u7684\u306b\u9060\u3056\u304b\u308b\u901f\u3055\u306f $4.0-1.0=3.0$ \u306a\u306e\u3067\uff0c\u6c42\u3081\u308b\u53cd\u767a\u4fc2\u6570 \u306f\uff0c<\/p>\n\n\n\n<p>$$e=\\bun{3.0}{10.0}=0.30$$<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group gshoumonnkakko\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group gsetumonnkakko\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p>\u5c0f\u74032\u306e\u8cea\u91cf\u3092 $m\\kg$ \u3068\u3059\u308b\u3002\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3088\u308a\uff0c<\/p>\n\n\n\n<p>$$3.0\\times8.0+m\\times(-2.0)=3.0\\times1.0+m\\times4.0\\qquad\\therefore\\quad m=3.5\\kg$$<\/p>\n<\/div><\/div>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon3 clearfix\"><div class=\"st-kaiwa-area2\"><div class=\"st-kaiwa-hukidashi2\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u53cd\u767a\u4fc2\u6570\u306e\u5024\u306b\u3088\u3089\u305a\uff0c\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u306f\u6210\u7acb\u3059\u308b\u70b9\u306b\u6c17\u3092\u3064\u3051\u3066\u304f\u3060\u3055\u3044\u2026\uff01<\/p>\n<\/div><\/div><\/div><div class=\"st-kaiwa-face2\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u6319\u624b\uff09.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u6319\u624b\uff09.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name2\">\u751f\u5f92<\/div><\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"i-2\">\u885d\u7a81\u3068\u30a8\u30cd\u30eb\u30ae\u30fc<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u53cd\u767a\u4fc2\u6570\u306e\u5024<\/h3>\n\n\n\n<p>\u53cd\u767a\u4fc2\u6570 \u306e\u5024\u306f\uff0c$0\\leqq e\\leqq 1$ \u3092\u6e80\u305f\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon1 clearfix\"><div class=\"st-kaiwa-face\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name\">\u7fbd\u767d<\/div><\/div><div class=\"st-kaiwa-area\"><div class=\"st-kaiwa-hukidashi\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u53cd\u767a\u4fc2\u6570\u306e\u5024\u304c $1$ \u3092\u8d85\u3048\u306a\u3044\u306e\u306f\u611f\u899a\u7684\u306b\u7406\u89e3\u3067\u304d\u307e\u3059\u304b\u2026\uff1f<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u4e92\u3044\u306b\u8fd1\u3065\u304f\u901f\u3055\u304c $1$ \u3067\u3086\u3063\u304f\u308a\u3086\u3063\u304f\u308a\u300c\u30b3\u30c4\u30f3\u300d\u3068\u885d\u7a81\u3057\u305f2\u7269\u4f53\u304c\uff0c\u4e92\u3044\u306b\u9060\u3056\u304b\u308b\u901f\u3055\u304c $100$ \u3067\u52e2\u3044\u3088\u304f\u9060\u3056\u304b\u3063\u3066\u3044\u3063\u305f\u3089\u3073\u3063\u304f\u308a\u3067\u3059\u3088\u306d\u3002<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon4 clearfix\"><div class=\"st-kaiwa-area2\"><div class=\"st-kaiwa-hukidashi2\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u305d\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u306f\u3069\u3053\u304b\u3089\u6e67\u3044\u3066\u304d\u305f\u3093\u3060\uff0c\u3068\u3044\u3046\u8a71\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<\/div><\/div><\/div><div class=\"st-kaiwa-face2\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u5b66\u7fd2\uff09.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u5b66\u7fd2\uff09.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name2\">\u751f\u5f92<\/div><\/div><\/div>\n\n\n\n<p>\u300c\u885d\u7a81\u5f8c\u306b2\u7269\u4f53\u304c\u76f8\u5bfe\u7684\u306b\u9060\u3056\u304b\u308b\u901f\u3055\u300d\u304c\u300c\u885d\u7a81\u524d\u306b2\u7269\u4f53\u304c\u76f8\u5bfe\u7684\u306b\u8fd1\u3065\u304f\u901f\u3055\u300d\u3092\u4e0a\u56de\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u3088\u3063\u3066\uff0c$e$ \u306e\u5b9a\u7fa9\u5f0f\u306f\u5fc5\u305a $\\stext{\uff08\u5206\u6bcd\uff09}&gt;\\stext{\uff08\u5206\u5b50\uff09}$ \u3068\u306a\u308b\u305f\u3081\uff0c$0\\leqq e\\leqq1$ \u3068\u306a\u308b\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7279\u6b8a\u306a\u5834\u5408<\/h3>\n\n\n\n<p>\u306a\u304b\u3067\u3082\uff0c$e=1$ \u306e\u5834\u5408\u3068 $e=0$ \u306e\u5834\u5408\u306f\u5c11\u3057\u7279\u6b8a\u3067\u3059\u306e\u3067\uff0c\u305d\u308c\u305e\u308c\u500b\u5225\u306b\u78ba\u8a8d\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"is-style-st-heading-custom-count post-hashiro-countA wp-block-heading\">\u53cd\u767a\u4fc2\u6570\u304c 1 \u306e\u72b6\u6cc1<\/h3>\n\n\n\n<p>$e=1$ \u3067\u3059\u306e\u3067\uff0c<\/p>\n\n\n\n<p class=\"scroll\">$$\\stext{\uff08\u885d\u7a81\u524d\u306b\u76f8\u5bfe\u7684\u306b\u8fd1\u3065\u304f\u901f\u3055\uff09}=\\stext{\uff08\u885d\u7a81\u5f8c\u306b\u76f8\u5bfe\u7684\u306b\u9060\u3056\u304b\u308b\u901f\u3055\uff09}$$\u304c\u6210\u308a\u7acb\u3061\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u72b6\u6cc1\u304c\uff0c\u6700\u3082\u52e2\u3044\u3088\u304f\u306f\u306d\u8fd4\u308b\u72b6\u6cc1\u3067\u3042\u308a\uff0c<span class=\"st-mymarker-s\">\uff08\u5b8c\u5168\uff09\u5f3e\u6027\u885d\u7a81<\/span>\u3068\u547c\u3070\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon4 clearfix\"><div class=\"st-kaiwa-area2\"><div class=\"st-kaiwa-hukidashi2\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u91d1\u5c5e\u7403\u540c\u58eb\u306e\u300c\u30ab\u30c1\u30f3\uff01\u300d\u3068\u3044\u3063\u305f\u885d\u7a81\u306e\u30a4\u30e1\u30fc\u30b8\u3067\u3059\u3002<\/p>\n<\/div><\/div><\/div><div class=\"st-kaiwa-face2\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u5b66\u7fd2\uff09.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u5b66\u7fd2\uff09.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name2\">\u751f\u5f92<\/div><\/div><\/div>\n\n\n\n<p>\u3053\u306e\u5f3e\u6027\u885d\u7a81\u3067\u306f\uff0c\u885d\u7a81\u306e\u524d\u5f8c\u3067\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u4fdd\u5b58\u3055\u308c\u308b\u3053\u3068\u304c\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"is-style-st-heading-custom-count post-hashiro-countA wp-block-heading\">\u53cd\u767a\u4fc2\u6570\u304c 0 \u306e\u72b6\u6cc1<\/h3>\n\n\n\n<p>$e=0$ \u3067\u3059\u306e\u3067\uff0c<\/p>\n\n\n\n<p>$$\\stext{\uff08\u885d\u7a81\u5f8c\u306b\u76f8\u5bfe\u7684\u306b\u9060\u3056\u304b\u308b\u901f\u3055\uff09}=0$$\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3064\u307e\u308a\uff0c\u300c\u9060\u3056\u304b\u3089\u306a\u3044\u300d\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u304b\u3089\uff0c2\u7269\u4f53\u306f\u306f\u306d\u8fd4\u3089\u305a\u306b\u5408\u4f53\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u885d\u7a81\u3092<span class=\"st-mymarker-s\">\u5b8c\u5168\u975e\u5f3e\u6027\u885d\u7a81<\/span>\u3068\u547c\u3073\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon4 clearfix\"><div class=\"st-kaiwa-area2\"><div class=\"st-kaiwa-hukidashi2\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u7c98\u571f\u540c\u58eb\u306e\u300c\u307a\u3061\u3087\u300d\u3068\u3044\u3046\u885d\u7a81\u306e\u30a4\u30e1\u30fc\u30b8\u3067\u3059\u3002<\/p>\n<\/div><\/div><\/div><div class=\"st-kaiwa-face2\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u5b66\u7fd2\uff09.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u5b66\u7fd2\uff09.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name2\">\u751f\u5f92<\/div><\/div><\/div>\n\n\n\n<p>\u3053\u306e\u5b8c\u5168\u975e\u5f3e\u6027\u885d\u7a81\u3067\u306f\uff0c\u885d\u7a81\u306e\u524d\u5f8c\u3067\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u6700\u3082\u591a\u304f\u5931\u308f\u308c\u308b\u3053\u3068\u304c\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5931\u308f\u308c\u305f\u30a8\u30cd\u30eb\u30ae\u30fc\u306f\uff0c\u71b1\u306e\u767a\u751f\u3084\u7269\u4f53\u306e\u5909\u5f62\u306b\u5229\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-st-blocks-memo clip-memobox has-icon-label post-hashiro-tyuu\" style=\"color:#808080;background-color:#f5f5f5\"><div class=\"clip-fonticon\" style=\"color:#919191;border-color:#9191914d\"><i class=\"st-fa st-svg-exclamation-circle st-css-no\" data-icon-label=\"\u6ce8\" aria-hidden=\"\"><\/i><\/div><div class=\"clip-memotext\" style=\"color:#808080\">\n<p class=\"has-st-icon has-st-icon-exclamation-circle\">\u5f3e\u6027\u885d\u7a81\u4ee5\u5916\u306e\u885d\u7a81\uff08$0\\leqq e&lt;1$\uff09\u3092\u307e\u3068\u3081\u3066\u300c\u975e\u5f3e\u6027\u885d\u7a81\u300d\u3068\u547c\u3076\u3002<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-st-blocks-my-box st-mybox has-title post-hashiro-point\" style=\"background-color:#fff;border-color:#ff7f50\"><p class=\"st-mybox-title\" style=\"color:#ff7f50;font-weight:bold;text-shadow:#fff 3px 0px 0px, #fff 2.83487px .981584px 0px, #fff 2.35766px 1.85511px 0px, #fff 1.62091px 2.52441px 0px, #fff .705713px 2.91581px 0px, #fff -0.287171px 2.98622px 0px, #fff -1.24844px 2.72789px 0px, #fff -2.07227px 2.16926px 0px, #fff -2.66798px 1.37182px 0px, #fff -2.96998px .42336px 0px, #fff -2.94502px -0.571704px 0px, #fff -2.59586px -1.50383px 0px, #fff -1.96093px -2.27041px 0px, #fff -1.11013px -2.78704px 0px, #fff -0.137119px -2.99686px 0px, #fff .850987px -2.87677px 0px, #fff 1.74541px -2.43999px 0px, #fff 2.44769px -1.73459px 0px, #fff 2.88051px -0.838246px 0px;background:linear-gradient(0deg, #fff 0%, #fff 55%, rgba(0, 0, 0, 0) 55%, rgba(0, 0, 0, 0) 100%)\"><i class=\"st-fa st-svg-lightbulb-o st-css-no\" aria-hidden=\"\"><\/i>\u53cd\u767a\u4fc2\u6570\u3068\u30a8\u30cd\u30eb\u30ae\u30fc\u5909\u5316<\/p><div class=\"st-in-mybox\">\n<p>$e=1$\uff1a\uff08\u5b8c\u5168\uff09\u5f3e\u6027\u885d\u7a81\u3002\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u4fdd\u5b58\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<p>$0&lt;e&lt;1$\uff1a\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u6e1b\u5c11\u3059\u308b\u3002<\/p>\n\n\n\n<p>$e=0$\uff1a\u5b8c\u5168\u975e\u5f3e\u6027\u885d\u7a81\u3002\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u6700\u3082\u5927\u304d\u304f\u6e1b\u5c11\u3059\u308b\u3002<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u5177\u4f53\u4f8b\u3067\u306e\u78ba\u8a8d<\/h3>\n\n\n\n<p>\u53cd\u767a\u4fc2\u6570\u3068\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u95a2\u4fc2\u306b\u3064\u3044\u3066\uff0c\u5b9f\u969b\u306e\u554f\u984c\u3067\u3082\u78ba\u8a8d\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div class=\"wp-block-st-blocks-midashi-box freebox has-title post-hashiro-reidai\" style=\"background-color:#f7f7fb;border-width:3px;border-color:#a3bded\"><p class=\"p-free\" style=\"border-color:#a3bded;font-weight:bold\"><span class=\"p-entry-f\" style=\"color:#ffffff;font-weight:bold;background-color:#a3bded\"><i class=\"st-fa st-svg-pencil st-css-no\" aria-hidden=\"\"><\/i>\u4f8b\u984c<\/span><\/p><div class=\"free-inbox\">\n<p>\u901f\u5ea6 $v_0$ \u3067\u904b\u52d5\u3059\u308b\u8cea\u91cf $m$ \u306e\u5c0f\u74031\u304c\uff0c\u9759\u6b62\u3057\u3066\u3044\u308b\u8cea\u91cf $M$ \u306e\u5c0f\u74032\u306b\u885d\u7a81\u3057\u305f\u3002\u885d\u7a81\u306b\u304a\u3051\u308b\u53cd\u767a\u4fc2\u6570 \u3092 $e$ \u3068\u3057\u3066\uff0c\u4ee5\u4e0b\u306e\u8a2d\u554f\u306b\u7b54\u3048\u3088\u3002<\/p>\n\n\n\n<p class=\"setumonnkakko\">\u885d\u7a81\u5f8c\u306b\u304a\u3051\u308b\uff0c\u5404\u5c0f\u7403\u306e\u901f\u5ea6 $v,\\,V$ \u3092\u6c42\u3081\u3088\u3002<\/p>\n\n\n\n<p class=\"setumonnkakko\">\u885d\u7a81\u306b\u3088\u3063\u3066\u5931\u308f\u308c\u305f\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u6c42\u3081\u3088\u3002<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">(1) \u306e\u89e3\u304d\u65b9<\/h3>\n\n\n\n<p>\u307e\u305a\u306f\u56f3\u3092\u304b\u3044\u3066\u885d\u7a81\u306e\u72b6\u6cc1\u3092\u6574\u7406\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"327\" height=\"73\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406488.svg\" alt=\"\" class=\"wp-image-4329\"\/><noscript><img decoding=\"async\" width=\"327\" height=\"73\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406488.svg\" alt=\"\" class=\"wp-image-4329\"\/><\/noscript><\/figure>\n\n\n\n<p>\u885d\u7a81\u524d\u306b\u8fd1\u3065\u304f\u901f\u3055\u306f $v_0$ \u3067\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u885d\u7a81\u5f8c\u306f $V&gt;v$ \u3067\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3059\u308b\u3068\uff0c\u9060\u3056\u304b\u308b\u901f\u3055\u306f $V-v$ \u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3088\u3063\u3066\uff0c\u53cd\u767a\u4fc2\u6570 \u306b\u3064\u3044\u3066\uff0c<\/p>\n\n\n\n<p>$$e=\\Bun{v_0}{V-v}$$\u3068\u7acb\u5f0f\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3088\u308a\uff0c<\/p>\n\n\n\n<p>$$mv_0=mv+MV$$\u304c\u6210\u7acb\u3059\u308b\u306e\u3067\uff0c\u3053\u308c\u3089\u3092\u9023\u7acb\u3057\u3066\u89e3\u304f\u3053\u3068\u3067\uff0c<\/p>\n\n\n\n<p>$$v=\\bun{m-eM}{m+M}v_0,\\ V=\\Bun{(1+e)m}{m+M}v_0\\stext{\\quad\u2026\u2026\\ \u2460}$$\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">(2) \u306e\u89e3\u304d\u65b9<\/h3>\n\n\n\n<p>\u7d9a\u3044\u3066 (2) \u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u306b\u3064\u3044\u3066\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u6c42\u3081\u308b\u306e\u306f\u300c\u5931\u308f\u308c\u305f\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u300d\u3067\u3059\u304b\u3089\uff0c\u300c\uff08\u524d\uff09$-$\uff08\u5f8c\uff09\u300d\u306e\u8a08\u7b97\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3088\u3063\u3066\uff0c<\/p>\n\n\n\n<p>$$\\Bun12mv_0!^2-\\left(\\bun12mv^2+\\bun12MV^2\\right)$$\u3092\u8a08\u7b97\u3059\u308c\u3070\u3088\u3044\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<p>\uff08\u305d\u3053\u305d\u3053\u5927\u5909\u3067\u3059\u304c\uff0c\uff09\u3053\u308c\u3092\u8a08\u7b97\u3059\u308b\u3068\uff0c<\/p>\n\n\n\n<p>$$K_{\\stext{\u6e1b}}=\\Bun{1-e^2}{2}\\cdot\\bun{mM}{m+M}v_0\\!^2\\stext{\\quad\u2026\u2026\\ \u2461}$$\u3068\u3057\u3066\u7b54\u3048\u304c\u5f97\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u88dc\u8db3<\/h3>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon1 clearfix\"><div class=\"st-kaiwa-face\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name\">\u7fbd\u767d<\/div><\/div><div class=\"st-kaiwa-area\"><div class=\"st-kaiwa-hukidashi\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>2\u70b9\u307b\u3069\u8ffd\u52a0\u3067\u78ba\u8a8d\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u307e\u305a\uff0c\u2460 \u306b\u3064\u3044\u3066\u3067\u3059\u30022\u3064\u306e\u5c0f\u7403\u306e\u8cea\u91cf\u304c\u7b49\u3057\u304f\uff08$m=M$\uff09\uff0c\u885d\u7a81\u304c\u5f3e\u6027\u885d\u7a81\u3067\u3042\u3063\u305f\u5834\u5408\uff08$e=1$\uff09\uff0c<\/p>\n\n\n\n<p>$$v=0,\\,V=v_0$$\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3082\u3068\u3082\u3068\u5c0f\u74031\u306e\u901f\u5ea6\u304c $v_0$\uff0c\u5c0f\u74032\u306e\u901f\u5ea6\u304c $0$ \u3067\u3057\u305f\u304b\u3089\uff0c<span class=\"st-mymarker-s\">\u901f\u5ea6\u4ea4\u63db<\/span>\u304c\u8d77\u3053\u3063\u3066\u3044\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"347\" height=\"100\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406489.svg\" alt=\"\" class=\"wp-image-4330\"\/><noscript><img decoding=\"async\" width=\"347\" height=\"100\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406489.svg\" alt=\"\" class=\"wp-image-4330\"\/><\/noscript><\/figure>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\uff0c<span class=\"st-mymarker-s-b\">\u8cea\u91cf\u304c\u7b49\u3057\u30442\u3064\u306e\u7269\u4f53\u304c\u5f3e\u6027\u885d\u7a81\u3059\u308b\u3068\u901f\u5ea6\u4ea4\u63db\u304c\u8d77\u3053\u308b<\/span>\u3053\u3068\u304c\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-st-blocks-my-box st-mybox has-title post-hashiro-normalbox\" style=\"background-color:#fff;border-color:#777777\"><p class=\"st-mybox-title\" style=\"color:#777777;font-weight:bold;text-shadow:#fff 3px 0px 0px, #fff 2.83487px .981584px 0px, #fff 2.35766px 1.85511px 0px, #fff 1.62091px 2.52441px 0px, #fff .705713px 2.91581px 0px, #fff -0.287171px 2.98622px 0px, #fff -1.24844px 2.72789px 0px, #fff -2.07227px 2.16926px 0px, #fff -2.66798px 1.37182px 0px, #fff -2.96998px .42336px 0px, #fff -2.94502px -0.571704px 0px, #fff -2.59586px -1.50383px 0px, #fff -1.96093px -2.27041px 0px, #fff -1.11013px -2.78704px 0px, #fff -0.137119px -2.99686px 0px, #fff .850987px -2.87677px 0px, #fff 1.74541px -2.43999px 0px, #fff 2.44769px -1.73459px 0px, #fff 2.88051px -0.838246px 0px;background:linear-gradient(0deg, #fff 0%, #fff 55%, rgba(0, 0, 0, 0) 55%, rgba(0, 0, 0, 0) 100%)\"><i class=\"st-fa st-svg-check-circle st-css-no\" aria-hidden=\"\"><\/i>\u901f\u5ea6\u4ea4\u63db<\/p><div class=\"st-in-mybox\">\n<p>\u8cea\u91cf\u306e\u7b49\u3057\u30442\u7269\u4f53\u304c\u5f3e\u6027\u885d\u7a81\u3059\u308b\u3068\uff0c\u901f\u5ea6\u4ea4\u63db\u304c\u8d77\u3053\u308b\u3002<\/p>\n<\/div><\/div>\n\n\n\n<p>\u7d9a\u3044\u3066 \u2461\u5f0f\u306b\u3064\u3044\u3066\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u6e1b\u5c11\u91cf $K_{\\stext{\u6e1b}}$ \u306f\uff0c$e$ \u306b\u3064\u3044\u3066\u306e\u6e1b\u5c11\u95a2\u6570\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3088\u3063\u3066\uff0c<span class=\"st-mymarker-s-b\">$e$ \u304c\u5927\u304d\u3051\u308c\u3070\u5927\u304d\u3044\u307b\u3069\uff0c\u5931\u308f\u308c\u308b\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u5c0f\u3055\u3044<\/span>\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<p>$e=1$ \u306e\u3068\u304d\u306b $K_{\\stext{\u6e1b}}=0$ \u3067\u6700\u5c0f\u5024\uff08\u3064\u307e\u308a\u885d\u7a81\u306b\u3088\u3063\u3066\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u306f\u5931\u308f\u308c\u305a\uff0c\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u4fdd\u5b58\u3055\u308c\u308b\uff09\uff0c$e=1$ \u306e\u3068\u304d\u306b $\\Bun{mMv_0\\!^2}{2(m+M)}$ \u3067\u6700\u5927\u5024\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u6b211 \u885d\u7a81\u306b\u3064\u3044\u3066\u3082\u3046\u5c11\u30572 \u885d\u7a81\u3068\u30a8\u30cd\u30eb\u30ae\u30fc \u885d\u7a81\u306b\u3064\u3044\u3066\u3082\u3046\u5c11\u3057 2\u7269\u4f53\u306e\u885d\u7a81 \u300c\u885d\u7a81\u30fb\u5206\u88c2\u30fb\u5408\u4f53\u3092\u898b\u305f\u3089\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3092\u7acb\u3066\u308b\uff01\u300d\u3068\u3044\u3046\u5b9a\u77f3\u306f\u8eab\u306b\u3064\u304d\u307e\u3057\u305f\u304b\u2026\uff1f 2\u7269\u4f53\u304c\u6b63\u9762\u885d\u7a81\u3059\u308b\u72b6\u6cc1\u3092\u8003\u3048 &#8230; <\/p>\n","protected":false},"author":1,"featured_media":4404,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20,39],"tags":[],"class_list":["post-4393","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dynamics","category-39"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/4393"}],"collection":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4393"}],"version-history":[{"count":11,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/4393\/revisions"}],"predecessor-version":[{"id":4501,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/4393\/revisions\/4501"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/media\/4404"}],"wp:attachment":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4393"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4393"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4393"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}