{"id":3009,"date":"2022-10-03T13:02:03","date_gmt":"2022-10-03T04:02:03","guid":{"rendered":"https:\/\/torisetudy.com\/?p=3009"},"modified":"2026-02-18T20:39:25","modified_gmt":"2026-02-18T11:39:25","slug":"%e9%81%8b%e5%8b%95%e3%81%ae%e6%b3%95%e5%89%87","status":"publish","type":"post","link":"https:\/\/torisetudy.com\/?p=3009","title":{"rendered":"\u904b\u52d5\u306e\u6cd5\u5247"},"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> \u904b\u52d5\u65b9\u7a0b\u5f0f<\/a><\/li><li><a href=\"#i-2\"><span class=\"toc_number toc_depth_1\">2<\/span> \u904b\u52d5\u306e\u6cd5\u5247<\/a><\/li><li><a href=\"#i-3\"><span class=\"toc_number toc_depth_1\">3<\/span> \u529b\u5b66\u306e\u554f\u984c\u3078\u306e\u30a2\u30d7\u30ed\u30fc\u30c1<\/a><\/li><\/ul><\/div>\n<h2 class=\"wp-block-heading\"><span id=\"i\">\u904b\u52d5\u65b9\u7a0b\u5f0f<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u904b\u52d5\u65b9\u7a0b\u5f0f\u3068\u306f<\/h3>\n\n\n\n<p>\u5148\u307b\u3069\u7d39\u4ecb\u3057\u305f\u904b\u52d5\u65b9\u7a0b\u5f0f\u306b\u3064\u3044\u3066\u518d\u5ea6\u78ba\u8a8d\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7269\u4f53\u306b\u4f5c\u7528\u3059\u308b\u529b $\\vec{f}$ \u3068\u52a0\u901f\u5ea6 $\\vec{a}$ \u306e\u9593\u306b\u306f $m\\vec{a}=\\vec{f}$ \u304c\u6210\u308a\u7acb\u3064\u3068\u8aac\u660e\u3057\u307e\u3057\u305f\u304c\uff0c\u3053\u306e\u904b\u52d5\u65b9\u7a0b\u5f0f\u304c\u306a\u305c\u6210\u308a\u7acb\u3064\u306e\u304b\u308f\u304b\u308a\u307e\u3059\u304b\u2026\uff1f<\/p>\n\n\n\n<p>\u3069\u3046\u3084\u3063\u305f\u3089\u8a3c\u660e\u3067\u304d\u308b\u306e\u304b\u3068\u8003\u3048\u305f\u304f\u306a\u308b\u3068\u3053\u308d\u3067\u3059\u304c\uff0c\u3053\u306e<span class=\"st-mymarker-s\"><span class=\"st-mymarker-s-b\">\u904b\u52d5\u65b9\u7a0b\u5f0f\u306f\u5b9f\u9a13\u304b\u3089\u5f97\u3089\u308c\u305f\u539f\u7406<\/span><\/span>\u3067\u3059\u306e\u3067\uff0c\u8a3c\u660e\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u300c\u7269\u4f53\u306b\u529b\u3092\u52a0\u3048\u305f\u3089\u7269\u4f53\u304c\u52a0\u901f\u3057\u305f\uff0c\u3069\u3046\u3084\u3089\u529b\u3068\u52a0\u901f\u5ea6\u306e\u9593\u306b\u306f\u6bd4\u4f8b\u95a2\u4fc2\u304c\u5fc5\u305a\u6210\u308a\u7acb\u3064\u3088\u3046\u3067\uff0c\u305d\u306e\u6bd4\u4f8b\u5b9a\u6570\u306f\u7269\u4f53\u306b\u3088\u3063\u3066\u9055\u3046\u3053\u3068\u304c\u5b9f\u9a13\u304b\u3089\u308f\u304b\u3063\u305f\u3002\u305d\u306e\u6bd4\u4f8b\u5b9a\u6570 $m$ \u3092\u7269\u4f53\u306e\u8cea\u91cf\u3068\u547c\u3076\u3053\u3068\u306b\u3057\u305f\u300d\u3068\u3044\u3046\u3053\u3068\u306a\u306e\u3067\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>\u8a3c\u660e\u4e91\u3005\u8003\u3048\u305a\u306b\uff0c\u305d\u3046\u3044\u3046\u3082\u306e\u3060\u3068\u53d7\u3051\u5165\u308c\u3066\u8003\u3048\u308c\u3070ok\u3067\u3059\u306d\uff01<\/p>\n<\/div><\/div><\/div><div class=\"st-kaiwa-face2\"><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u5b66\u7fd2\uff09.png\" width=\"60px\"><div class=\"st-kaiwa-face-name2\">\u751f\u5f92<\/div><\/div><\/div>\n\n\n\n<p>\u7269\u4f53\u306b\u540c\u3058\u529b $f$ \u3092\u52a0\u3048\u305f\u5834\u5408\uff0c\u8cea\u91cf $m$ \u304c\u5927\u304d\u3051\u308c\u3070\u5927\u304d\u3044\u307b\u3069\u52a0\u901f\u5ea6$a$ \u306f\u5c0f\u3055\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u3053\u3068\u304b\u3089\uff0c<span class=\"st-mymarker-s-b\">\u8cea\u91cf $m$ \u306f\uff0c\u300c\u7269\u4f53\u306e\u52a0\u901f\u3055\u305b\u306b\u304f\u3055\u300d\u3092\u8868\u3057\u3066\u3044\u308b<\/span>\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7269\u4f53\u306b\u50cd\u304f\u529b\u304c\u3064\u308a\u5408\u3046\u3068\u304d<\/h3>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon1 clearfix\"><div class=\"st-kaiwa-face\"><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><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>\u7269\u4f53\u306b\u52a0\u308f\u308b\u5408\u529b $\\vec{f}$ \u304c $\\vec{0}$ \u306e\u3068\u304d\uff08\u529b\u304c\u3064\u308a\u5408\u3046\u3068\u304d\uff09\uff0c\u6b21\u306e\u3046\u3061\u3069\u308c\u304c\u6b63\u3057\u3044\u3068\u601d\u3044\u307e\u3059\u304b\uff1f<\/p>\n<\/div><\/div><\/div><\/div>\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>\u6b63\u3057\u3044\u306e\u306f\u3069\u308c\uff1f<\/p><div class=\"st-in-mybox\">\n<ul class=\"wp-block-list is-style-st-no\">\n<li>\u7269\u4f53\u306b\u50cd\u304f\u529b\u304c\u3064\u308a\u5408\u3063\u3066\u3044\u308b\u306e\u3067\uff0c\u7269\u4f53\u306f\u9759\u6b62\u3059\u308b\u3002<\/li>\n\n\n\n<li>\u7269\u4f53\u306b\u50cd\u304f\u529b\u304c\u3064\u308a\u5408\u3063\u3066\u3044\u308b\u306e\u3067\uff0c\u7269\u4f53\u306f\u9759\u6b62\u3082\u3057\u304f\u306f\u7b49\u901f\u5ea6\u904b\u52d5\u3092\u884c\u3046\u3002<\/li>\n\n\n\n<li>\u7269\u4f53\u306b\u50cd\u304f\u529b\u304c\u3064\u308a\u5408\u3063\u3066\u3044\u308b\u306e\u3067\uff0c\u7269\u4f53\u306f\u9759\u6b62\uff0c\u7b49\u901f\u5ea6\u904b\u52d5\uff0c\u7b49\u52a0\u901f\u5ea6\u904b\u52d5\u306e\u3044\u305a\u308c\u304b\u3092\u884c\u3046\u3002<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon2 clearfix\"><div class=\"st-kaiwa-area2\"><div class=\"st-kaiwa-hukidashi2\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u529b\u304c\u4f5c\u7528\u3057\u306a\u3044\u3093\u3060\u304b\u3089\uff0c\u7269\u4f53\u306f\u9759\u6b62\u3059\u308b\u306e\u3067\u306f\u2026\uff1f<\/p>\n<\/div><\/div><\/div><div class=\"st-kaiwa-face2\"><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u7591\u554f\uff09.png\" width=\"60px\"><div class=\"st-kaiwa-face-name2\">\u751f\u5f92<\/div><\/div><\/div>\n\n\n\n<p>\u771f\u3063\u5148\u306b <span class=\"graybox\">1<\/span> \u3092\u9078\u3073\u305f\u304f\u306a\u308b\u6c17\u6301\u3061\u306f\u308f\u304b\u308a\u307e\u3059\u304c\uff0c\u308f\u3056\u308f\u3056\u3053\u3046\u805e\u304f\u304f\u3089\u3044\u3067\u3059\u304b\u3089 <span class=\"graybox\">1<\/span> \u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u904b\u52d5\u65b9\u7a0b\u5f0f\u304b\u3089\uff0c<\/p>\n\n\n\n<p>$$m\\vec{a}=\\vec{f}=\\vec{0}\\qquad \\therefore\\quad \\vec{a}=\\vec{0}$$\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3064\u307e\u308a\uff0c\u7269\u4f53\u306f<span class=\"st-mymarker-s-b\">\u52a0\u901f\u3057\u306a\u3044<\/span>\u306e\u3067\u3059\u3002\u52a0\u901f\u3057\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u306f\uff0c\u7269\u4f53\u306e\u901f\u5ea6\u304c\u5909\u5316\u3057\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u521d\u901f\u5ea6\u304c $\\vec{0}$\uff08\u3064\u307e\u308a\u9759\u6b62\u3057\u3066\u3044\u308b\u72b6\u614b\uff09\u3067\u3042\u308c\u3070\uff0c\u305d\u306e\u307e\u307e\u9759\u6b62\u3057\u7d9a\u3051\u307e\u3059\u3057\uff0c$\\vec{0}$ \u4ee5\u5916\u306e\u521d\u901f\u5ea6\u3067\u3042\u308c\u3070\uff0c\u305d\u306e\u901f\u5ea6\u306e\u307e\u307e\u7b49\u901f\u5ea6\u904b\u52d5\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3088\u3063\u3066\uff0c<span class=\"graybox\">2<\/span> \u304c\u6b63\u89e3\u306b\u306a\u308a\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\">\u300c\u9759\u6b62\u300d\u3068\u3044\u3046\u306e\u306f\u300c\u901f\u5ea6\u304c $\\vec{0}$ \u306e\u7b49\u901f\u5ea6\u904b\u52d5\u300d\u3068\u307f\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<\/div><\/div>\n\n\n\n<p>\u5b87\u5b99\u7a7a\u9593\u3067\u8003\u3048\u3066\u307f\u308b\u3068\u308f\u304b\u308a\u3084\u3059\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5b87\u5b99\u8239\u306e\u4e2d\uff08\u5730\u7403\u304b\u3089\u96e2\u308c\u3066\u3044\u308b\u306e\u3067\u91cd\u529b\u304c\u4f5c\u7528\u3057\u306a\u3044\u3002\u7a7a\u4e2d\u306b\u6d6e\u304b\u3076\u7269\u4f53\u306b\u50cd\u304f\u529b\u304c $\\vec{0}$ \u306b\u306a\u308b\uff09\u3067\u7269\u4f53\u3092\u3061\u3087\u3053\u3093\u3068\u62bc\u3057\u51fa\u3059\u3068\uff0c\u305d\u306e\u7269\u4f53\u306f\u3075\u308f\u3075\u308f\u3068\u540c\u3058\u901f\u5ea6\u3067\u904b\u52d5\u3057\u307e\u3059\u3088\u306d\u3002\u529b\u304c $\\vec{0}$ \u3060\u304b\u3089\u3068\u3044\u3063\u3066\uff0c\u9759\u6b62\u3059\u308b\u3068\u306f\u9650\u3089\u306a\u3044\u306e\u3067\u3059\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>\u7269\u4f53\u306b\u50cd\u304f\u529b\u304c\u3064\u308a\u5408\u3046\u3068\u304d<\/p><div class=\"st-in-mybox\">\n<p class=\"has-st-margin-bottom has-st-margin-bottom--1\">\u7269\u4f53\u306b\u4f5c\u7528\u3059\u308b\u5408\u529b\u304c $\\vec{0}$ \u306e\u3068\u304d\uff0c\u7269\u4f53\u306f\u9759\u6b62\u3082\u3057\u304f\u306f\u7b49\u901f\u5ea6\u904b\u52d5\u3092\u884c\u3046\u3002<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u7b49\u901f\u5ea6\u904b\u52d5\u3059\u308b\u7269\u4f53<\/h3>\n\n\n\n<p>\u3067\u306f\u9006\u306b\uff0c\u7269\u4f53\u304c\u7b49\u901f\u5ea6\u904b\u52d5\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3069\u3046\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n\n\n\n<p>\u7b49\u901f\u5ea6\u904b\u52d5\u3057\u3066\u3044\u308b\u3068\u3044\u3046\u3053\u3068\u306f\uff0c\u52a0\u901f\u5ea6\u304c $\\vec{0}$ \u3067\u3059\u304b\u3089\uff0c\u904b\u52d5\u65b9\u7a0b\u5f0f\u306b\u4ee3\u5165\u3059\u308b\u3068\uff0c<\/p>\n\n\n\n<p>$$m\\cdot\\vec{0}=\\vec{f}$$\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3088\u308a\uff0c$\\vec{f}=\\vec{0}$ \u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u306e\u3067\uff0c\u7269\u4f53\u306b\u4f5c\u7528\u3059\u308b\u529b\u306f\u3064\u308a\u5408\u3044\u307e\u3059\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>\u7b49\u901f\u5ea6\u904b\u52d5\u3068\u529b<\/p><div class=\"st-in-mybox\">\n<p class=\"has-st-margin-bottom has-st-margin-bottom--1\">\u7b49\u901f\u5ea6\u904b\u52d5\u3057\u3066\u3044\u308b\u7269\u4f53\u306b\u4f5c\u7528\u3059\u308b\u529b\u306f\u3064\u308a\u5408\u3046\u3002\u529b\u306e\u3064\u308a\u5408\u3044\u3092\u7acb\u5f0f\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"i-2\">\u904b\u52d5\u306e\u6cd5\u5247<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">3\u3064\u306e\u6cd5\u5247<\/h3>\n\n\n\n<p>\u3053\u308c\u307e\u3067\uff0c\u529b\u306e\u3064\u308a\u5408\u3044\u3084\u904b\u52d5\u65b9\u7a0b\u5f0f\uff0c\u4f5c\u7528\u30fb\u53cd\u4f5c\u7528\u306e\u6cd5\u5247\u306b\u3064\u3044\u3066\u5b66\u7fd2\u3057\u3066\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u6cd5\u5247\u306f\uff0c\u30cb\u30e5\u30fc\u30c8\u30f3\u306e\u904b\u52d5\u306e\u6cd5\u5247\u3068\u3057\u3066\u307e\u3068\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3069\u308c\u304c\u7b2c\u4f55\u6cd5\u5247\u3067\uff0c\u3068\u3044\u3046\u306e\u306f\u7279\u306b\u6697\u8a18\u3057\u306a\u304f\u3066\u3088\u3044\u3068\u601d\u3044\u307e\u3059\u306e\u3067\uff0c1\u30641\u3064\u306e\u5f0f\u306b\u3064\u3044\u3066\u518d\u78ba\u8a8d\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading is-style-st-heading-custom-count post-hashiro-countA\">\u7b2c\u4e00\u6cd5\u5247\uff1a\u6163\u6027\u306e\u6cd5\u5247<\/h3>\n\n\n\n<p>\u7269\u4f53\u306b\u4f5c\u7528\u3059\u308b\u529b\u306e\u5408\u529b\u304c $\\vec{0}$ \u306e\u3068\u304d\uff0c\u7269\u4f53\u306f\u9759\u6b62\u307e\u305f\u306f\u7b49\u901f\u5ea6\u904b\u52d5\u3092\u884c\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading is-style-st-heading-custom-count post-hashiro-countA\">\u7b2c\u4e8c\u6cd5\u5247\uff1a\u904b\u52d5\u65b9\u7a0b\u5f0f<\/h3>\n\n\n\n<p>\u8cea\u91cf\u304c $m$ \u306e\u7269\u4f53\u306b\u4f5c\u7528\u3059\u308b\u529b\u306e\u5408\u529b $\\vec{f}$ \u3068\uff0c\u52a0\u901f\u5ea6 $\\vec{a}$ \u306e\u9593\u306b\u306f\uff0c$m\\vec{a}=\\vec{f}$ \u306e\u95a2\u4fc2\u5f0f\u304c\u6210\u7acb\u3059\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading is-style-st-heading-custom-count post-hashiro-countA\">\u7b2c\u4e09\u6cd5\u5247\uff1a\u4f5c\u7528\u30fb\u53cd\u4f5c\u7528\u306e\u6cd5\u5247<\/h3>\n\n\n\n<p>\u7269\u4f53A\u304c\u7269\u4f53B\u306b\u529b\u3092\u53ca\u307c\u3059\u3068\u304d\uff0c\u7269\u4f53A\u306f\u7269\u4f53B\u304b\u3089\u7b49\u5927\u9006\u5411\u304d\u306e\u529b\u3092\u53d7\u3051\u308b\u3002<\/p>\n\n\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u306a\u304a\uff0c\u5f8c\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u5b66\u7fd2\u3059\u308b\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3084\uff0c\uff08\u7269\u7406\u306e\u7bc4\u56f2\u3067\u5b66\u7fd2\u3059\u308b\uff09\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3068\u3044\u3063\u305f\u7269\u7406\u306e\u6cd5\u5247\u30fb\u516c\u5f0f\u306f\u3044\u305a\u308c\u3082\u4e0a\u306e\u305f\u3063\u305f3\u3064\u306e\u904b\u52d5\u306e\u6cd5\u5247\u304b\u3089\u5c0e\u304b\u308c\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<p><span class=\"st-mymarker-s-b\">\u53e4\u5178\u529b\u5b66\u306f\u904b\u52d5\u65b9\u7a0b\u5f0f\u304b\u3089\u6210\u308a\u7acb\u3063\u3066\u3044\u308b<\/span>\u3068\u3044\u3063\u3066\u3082\u3088\u3044\u307b\u3069\uff0c\u975e\u5e38\u306b\u91cd\u8981\u306a\u5f0f\u306a\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"i-3\">\u529b\u5b66\u306e\u554f\u984c\u3078\u306e\u30a2\u30d7\u30ed\u30fc\u30c1<\/span><\/h2>\n\n\n\n<p>\u3053\u3053\u307e\u3067\u306b\uff0c\u904b\u52d5\u65b9\u7a0b\u5f0f\u3084\u529b\uff0c\u30a8\u30cd\u30eb\u30ae\u30fc\u306b\u3064\u3044\u3066\u5b66\u7fd2\u3057\u3066\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3067\u7686\u3055\u3093\u306f\u7269\u4f53\u306b\u50cd\u304f\u529b\u306e\u4f5c\u7528\u56f3\u3092\u304b\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3057\uff0c\u305d\u308c\u3092\u5143\u306b\u904b\u52d5\u65b9\u7a0b\u5f0f\u3092\u7acb\u5f0f\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u904b\u52d5\u65b9\u7a0b\u5f0f\u304b\u3089\u52a0\u901f\u5ea6\u3092\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u308c\u3070\uff0c\u7b49\u52a0\u901f\u5ea6\u904b\u52d5\u306e\u516c\u5f0f\u306a\u3069\u3092\u5229\u7528\u3057\u3066\u7269\u4f53\u306e\u901f\u5ea6\u3084\u4f4d\u7f6e\u3092\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\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>\u529b\u3092\u3082\u3068\u306b\uff0c\u904b\u52d5\u65b9\u7a0b\u5f0f\u304b\u3089\u52a0\u901f\u5ea6\u3092\u6c42\u3081\u3066\uff0c\u52a0\u901f\u5ea6\u3092\u3082\u3068\u306b\u904b\u52d5\u306e\u69d8\u5b50\u3092\u89e3\u6790\u3059\u308b\u308f\u3051\u3067\u3059\u306d\uff01<\/p>\n<\/div><\/div><\/div><div class=\"st-kaiwa-face2\"><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u5b66\u7fd2\uff09.png\" width=\"60px\"><div class=\"st-kaiwa-face-name2\">\u751f\u5f92<\/div><\/div><\/div>\n\n\n\n<p>\u5b9f\u969b\u306b\u554f\u984c\u3092\u89e3\u304f\u969b\u306b\u3082\u3053\u306e\u6d41\u308c\u3067\u89e3\u304f\u3053\u3068\u304c\u5927\u534a\u3067\u3059\u306e\u3067\uff0c\u4ee5\u4e0b\u306b\u30a2\u30d7\u30ed\u30fc\u30c1\u65b9\u6cd5\u3092\u307e\u3068\u3081\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading is-style-st-heading-custom-step post-hashiro-step\">\u5404\u7269\u4f53\u306b\u4f5c\u7528\u3057\u3066\u3044\u308b\u529b\u3092\u304b\u304d\u51fa\u3059\u3002<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5834\u306e\u529b\uff08\u91cd\u529b\uff09\u4ee5\u5916\u306f\u63a5\u89e6\u3057\u3066\u3044\u308b\u7269\u4f53\u304b\u3089\u3057\u304b\u529b\u3092\u53d7\u3051\u306a\u3044\u3002\u7269\u4f53\u306e\u5468\u308a\uff08\u8f2a\u90ed\uff09\u30921\u5468\u3057\u306a\u304c\u3089\u63a5\u89e6\u3057\u3066\u3044\u308b\u7269\u4f53\u3092\u63a2\u3059\u3002<\/li>\n\n\n\n<li>\u8907\u6570\u7269\u4f53\u304c\u3042\u308b\u5834\u5408\u306f\uff0c\u7269\u4f53\u3054\u3068\u306b\u529b\u306e\u4f5c\u7528\u56f3\u3092\u304b\u304f\u3002<\/li>\n\n\n\n<li>\u659c\u9762\u3092\u304b\u304f\u5834\u5408\u306b\u306f\uff0c$\\theta$ \u304c\u5c0f\u3055\u304f\u306a\u308b\u3088\u3046\u306b\u304b\u304f\u3002<\/li>\n<\/ul>\n\n\n<p><div class=\"st-shortcode-div \" style=\"padding: 0 0 0 0;margin: 0 0 -5px -5px;\"><div class=\"st-minihukidashi-box \" ><p class=\"st-minihukidashi\" style=\"background:#FFECB3;margin: 0 0 0 0;font-weight:bold;border-radius: 30px;\"><span class=\"st-minihukidashi-arrow\" style=\"border-top-color: #FFECB3;\"><\/span><span class=\"st-minihukidashi-flexbox\"><i class=\"st-fa st-svg-check st-css-no\" aria-hidden=\"true\"><\/i>\u659c\u9762\u306e $\\,\\theta\\,$ \u306e\u6271\u3044\u306b\u3064\u3044\u3066\u306f\u3053\u3061\u3089\uff01<\/span><\/p><\/div><\/div>\t\t\t\t<a href=\"https:\/\/torisetudy.com\/?p=2963\" class=\"st-cardlink\">\r\n\t\t\t\t<div class=\"kanren st-cardbox\" >\r\n\t\t\t\t\t\t\t\t\t\t<dl class=\"clearfix\">\r\n\t\t\t\t\t\t<dt class=\"st-card-img\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"150\" height=\"150\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7b54\u3048\u306e\u78ba\u8a8d\u30a2\u30a4\u30ad\u30e3\u30c3\u30c1\u7528-150x150.jpg\" class=\"attachment-st_thumb150 size-st_thumb150 wp-post-image\" alt=\"\" srcset=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7b54\u3048\u306e\u78ba\u8a8d\u30a2\u30a4\u30ad\u30e3\u30c3\u30c1\u7528-150x150.jpg 150w, https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7b54\u3048\u306e\u78ba\u8a8d\u30a2\u30a4\u30ad\u30e3\u30c3\u30c1\u7528-100x100.jpg 100w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><noscript><img decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7b54\u3048\u306e\u78ba\u8a8d\u30a2\u30a4\u30ad\u30e3\u30c3\u30c1\u7528-150x150.jpg\" class=\"attachment-st_thumb150 size-st_thumb150 wp-post-image\" alt=\"\" srcset=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7b54\u3048\u306e\u78ba\u8a8d\u30a2\u30a4\u30ad\u30e3\u30c3\u30c1\u7528-150x150.jpg 150w, https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7b54\u3048\u306e\u78ba\u8a8d\u30a2\u30a4\u30ad\u30e3\u30c3\u30c1\u7528-100x100.jpg 100w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/noscript>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/dt>\r\n\t\t\t\t\t\t<dd>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<h5 class=\"st-cardbox-t\">\u3010\u77e5\u3063\u3066\u308b\u3060\u3051\u3067\u5dee\u304c\u3064\u304f\u3011\u7b54\u3048\u306e\u78ba\u8a8d\u65b9\u6cd5<\/h5>\r\n\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"st-card-excerpt smanone\">\r\n\t\t\t\t\t\t\t\t\t<p>\u7269\u7406\u306e\u554f\u984c\u3092\u89e3\u304f\u3068\u304d\u306b\u306b\u3057\u3087\u3046\u3082\u306a\u3044\u30df\u30b9\u3092\u3057\u3066\u3044\u306a\u3044\u3067\u3059\u304b\uff1f<br \/>\n\u77ed\u6642\u9593\u3067\u3071\u3063\u3068\u30df\u30b9\u3092\u6e1b\u3089\u305b\u308b\u5927\u4e8b\u306a\u65b9\u6cd5\u30923\u3064\u307e\u3068\u3081\u307e\u3057\u305f\u3002<br \/>\n\u7269\u7406\u304c\u5f97\u610f\u306a\u53d7\u9a13\u751f\u304c\u4f7f\u3044\u3053\u306a\u3057\u3066\u3044\u308b\u9b54\u6cd5\u306e\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"cardbox-more\">\u7d9a\u304d\u3092\u898b\u308b<\/p>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/dd>\r\n\t\t\t\t\t<\/dl>\r\n\t\t\t\t<\/div>\r\n\t\t\t\t<\/a>\r\n\t\t\t\t<\/p>\n\n\n<h3 class=\"wp-block-heading is-style-st-heading-custom-step post-hashiro-step\">\u5404\u65b9\u5411\u3054\u3068\u306b\u904b\u52d5\u65b9\u7a0b\u5f0f\uff0c\u529b\u306e\u3064\u308a\u5408\u3044\u306e\u5f0f\u3092\u7acb\u3066\u308b\u3002<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u76f4\u4ea4\u3059\u308b2\u65b9\u5411\u306b\u529b\u3092\u5206\u89e3\u3057\uff0c\u305d\u308c\u305e\u308c\u306e\u65b9\u5411\u3054\u3068\u3067\u7acb\u5f0f\u3059\u308b\u3002<\/li>\n\n\n\n<li>\u5206\u89e3\u3059\u308b\u529b\u3084\u52a0\u901f\u5ea6\u304c\u306a\u308b\u3079\u304f\u5c11\u306a\u304f\u306a\u308b2\u65b9\u5411\u3092\u9078\u3076\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading is-style-st-heading-custom-step post-hashiro-step\">\u672a\u77e5\u6570\u306b\u3064\u3044\u3066\u5f0f\u3092\u89e3\u304f\u3002<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6587\u5b57\u306e\u3046\u3061\uff0c\u3069\u308c\u304c\u672a\u77e5\u6570\u306a\u306e\u304b\u3092\u610f\u8b58\u3057\u3066\u5f0f\u5909\u5f62\u3059\u308b\u3002<\/li>\n\n\n\n<li>\u672a\u77e5\u6570\u306e\u6570\u306b\u5bfe\u3057\u3066\uff0c\u7acb\u5f0f\u3057\u305f\u5f0f\u306e\u672c\u6570\u304c\u8db3\u308a\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading is-style-st-heading-custom-step post-hashiro-step\">\u901f\u5ea6\u3084\u52a0\u901f\u5ea6\u3092\u6c42\u3081\u3066\u8a2d\u554f\u306b\u7b54\u3048\u308b\u3002<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7b49\u52a0\u901f\u5ea6\u904b\u52d5\u306e\u5834\u5408\u306f\uff0c\u7b49\u52a0\u901f\u5ea6\u904b\u52d5\u306e\u516c\u5f0f\u3092\u9069\u5b9c\u5229\u7528\u3057\u306a\u304c\u3089\u554f\u984c\u306b\u7b54\u3048\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-st-blocks-my-box st-mybox has-title post-hashiro-normalbox\" 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class=\"st-in-mybox\">\n<p>\u4e00\u5b9a\u306e\u52a0\u901f\u5ea6 $a$ \u3067\u904b\u52d5\u3059\u308b\u7269\u4f53\u306b\u306f\u4ee5\u4e0b\u306e\u516c\u5f0f\u3092\u4f7f\u7528\u3059\u308b\u3002<\/p>\n\n\n\n<p>$$\\begin{aligned}&amp;v=v_0+at\\\\ &amp;x=x_0+v_0t+\\Bun12at^{\\mskip 2mu 2}\\\\ &amp;2a(x-x_0)=v^2-v_0\\!^2\\end{aligned}$$<\/p>\n<\/div><\/div>\n\n\n\n  <div class=\"torisetudy-exercise-pair\">\n          <div class=\"torisetudy-exercise-heading\">\u3053\u3053\u307e\u3067\u5b66\u7fd2\u3092\u7d42\u3048\u305f\u3089\u6f14\u7fd2\u554f\u984c\u306b\u6311\u6226\uff01<\/div>\n    \n    <div class=\"torisetudy-exercise-buttons\">\n      <a class=\"torisetudy-ex-btn is-standard\" href=\"https:\/\/torisetudy.com\/?exercise=%e7%a9%ba%e6%b0%97%e6%8a%b5%e6%8a%97%e3%81%a8%e8%90%bd%e4%b8%8b%e9%81%8b%e5%8b%95\"><div class=\"torisetudy-ex-top\"><span class=\"torisetudy-ex-tag\">\u6a19\u6e96\u554f\u984c<\/span><span class=\"torisetudy-ex-level\" aria-label=\"\u96e3\u6613\u5ea62\">\u2605\u2605\u2606\u2606\u2606<\/span><\/div><span class=\"torisetudy-ex-title\">\u7a7a\u6c17\u62b5\u6297\u3068\u843d\u4e0b\u904b\u52d5<\/span><\/a>      <a class=\"torisetudy-ex-btn is-advanced\" href=\"https:\/\/torisetudy.com\/?exercise=8230\"><div class=\"torisetudy-ex-top\"><span class=\"torisetudy-ex-tag\">\u5fdc\u7528\u554f\u984c<\/span><span class=\"torisetudy-ex-level\" aria-label=\"\u96e3\u6613\u5ea65\">\u2605\u2605\u2605\u2605\u2605<\/span><\/div><span class=\"torisetudy-ex-title\">\u7269\u4f53\u306e\u904b\u52d5\u3068\u6469\u64e6\u529b<\/span><\/a>    <\/div>\n\n      <\/div>\n  \n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u6b211 \u904b\u52d5\u65b9\u7a0b\u5f0f2 \u904b\u52d5\u306e\u6cd5\u52473 \u529b\u5b66\u306e\u554f\u984c\u3078\u306e\u30a2\u30d7\u30ed\u30fc\u30c1 \u904b\u52d5\u65b9\u7a0b\u5f0f \u904b\u52d5\u65b9\u7a0b\u5f0f\u3068\u306f 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