{"id":4261,"date":"2023-02-21T14:18:39","date_gmt":"2023-02-21T05:18:39","guid":{"rendered":"https:\/\/torisetudy.com\/?p=4261"},"modified":"2025-07-15T10:51:22","modified_gmt":"2025-07-15T01:51:22","slug":"%e4%b8%89%e8%a7%92%e5%8f%b0%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b%e6%9d%9f%e7%b8%9b%e6%9d%a1%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/torisetudy.com\/?p=4261","title":{"rendered":"\u4e09\u89d2\u53f0\u306b\u304a\u3051\u308b\u675f\u7e1b\u6761\u4ef6"},"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> \u4e09\u89d2\u53f0\u304c\u7d61\u3080\u675f\u7e1b\u6761\u4ef6<\/a><\/li><li><a href=\"#i-2\"><span class=\"toc_number toc_depth_1\">2<\/span> \u9759\u6b62\u7cfb\u3067\u306e\u8b70\u8ad6<\/a><\/li><li><a href=\"#i-3\"><span class=\"toc_number toc_depth_1\">3<\/span> \u52a0\u901f\u3059\u308b\u5ea7\u6a19\u7cfb\u3067\u306e\u8b70\u8ad6<\/a><\/li><li><a href=\"#i-4\"><span class=\"toc_number toc_depth_1\">4<\/span> \u307e\u3068\u3081<\/a><\/li><\/ul><\/div>\n<h2 class=\"wp-block-heading\"><span id=\"i\">\u4e09\u89d2\u53f0\u304c\u7d61\u3080\u675f\u7e1b\u6761\u4ef6<\/span><\/h2>\n\n\n\n<p>\u3053\u308c\u307e\u3067\u306f\u56fa\u5b9a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u591a\u304b\u3063\u305f\u4e09\u89d2\u53f0\u3002\u5730\u9762\u3068\u4e09\u89d2\u53f0\u306e\u9593\u306b\u6469\u64e6\u304c\u50cd\u304b\u306a\u3044\u5834\u5408\uff0c\u4e09\u89d2\u53f0\u3082\u52d5\u304d\u59cb\u3081\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306a\u72b6\u6cc1\u3067\u3082\u675f\u7e1b\u6761\u4ef6\u3092\u8003\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\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>\u4f8b\u984c\u3092\u901a\u3057\u3066\u78ba\u8a8d\u3057\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<\/div><\/div><\/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>\u6ed1\u3089\u304b\u306a\u5e8a\u306e\u4e0a\u306b\uff0c\u50be\u659c\u89d2\u304c $\\theta$ \u3067\u6ed1\u3089\u304b\u306a\u659c\u9762\u3092\u6301\u3064\uff0c\u8cea\u91cf$M$ \u306e\u4e09\u89d2\u53f0\u304c\u7f6e\u304b\u308c\u3066\u3044\u308b\u3002\u5e8a\u304b\u3089\u306e\u9ad8\u3055\u304c $h$ \u306e\u4f4d\u7f6e\u306b\u8cea\u91cf$m$ \u306e\u7269\u4f53\u3092\u7f6e\u304d\uff0c\u305d\u3063\u3068\u624b\u3092\u96e2\u3059\u3068\uff0c\u4e09\u89d2\u53f0\u3068\u7269\u4f53\u306f\u904b\u52d5\u3092\u59cb\u3081\u305f\u3002\u91cd\u529b\u52a0\u901f\u5ea6\u306e\u5927\u304d\u3055\u3092 $g$ \u3068\u3057\u3066\uff0c\u4ee5\u4e0b\u306e\u8a2d\u554f\u306b\u7b54\u3048\u3088\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"170\" height=\"113\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406620.svg\" alt=\"\" class=\"wp-image-4246\"\/><noscript><img decoding=\"async\" width=\"170\" height=\"113\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406620.svg\" alt=\"\" class=\"wp-image-4246\"\/><\/noscript><\/figure>\n\n\n\n<p class=\"setumonnkakko\">\u4e09\u89d2\u53f0\u306e\u52a0\u901f\u5ea6\u3092\u53f3\u5411\u304d\u306b $A$\uff0c\u7269\u4f53\u306e\u52a0\u901f\u5ea6\u306e\u5de6\u65b9\u5411\u6210\u5206\u3092 $a_x$\uff0c\u925b\u76f4\u4e0b\u65b9\u5411\u6210\u5206\u3092 $a_y$ \u3068\u3059\u308b\u3002$A,\\,a_x,\\,a_y$ \u304c\u6e80\u305f\u3059\u3079\u304d\u95a2\u4fc2\u5f0f\u3092\u6c42\u3081\u3088\u3002<\/p>\n\n\n\n<p class=\"setumonnkakko\">\u5404\u7269\u4f53\u306b\u3064\u3044\u3066\u306e\u904b\u52d5\u65b9\u7a0b\u5f0f\u3092\u7acb\u5f0f\u305b\u3088\u3002<\/p>\n\n\n\n<p class=\"setumonnkakko\">\u7269\u4f53\u304c\u5730\u9762\u306b\u5230\u9054\u3059\u308b\u76f4\u524d\u306b\u6301\u3064\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u6c42\u3081\u3088\u3002<\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"i-2\">\u9759\u6b62\u7cfb\u3067\u306e\u8b70\u8ad6<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u7269\u4f53\u3068\u4e09\u89d2\u53f0\u306e\u52d5\u304d<\/h3>\n\n\n\n<p>\u307e\u305a\u306f\u7269\u4f53\u3068\u4e09\u89d2\u53f0\u306e\u52d5\u304d\u3092\u6574\u7406\u3057\u307e\u3057\u3087\u3046\u3002\u6b21\u56f3\u306e\u901a\u308a\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"203\" height=\"124\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406621.svg\" alt=\"\" class=\"wp-image-4247\"\/><noscript><img decoding=\"async\" width=\"203\" height=\"124\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406621.svg\" alt=\"\" class=\"wp-image-4247\"\/><\/noscript><\/figure>\n\n\n\n<p>\u9759\u6b62\u7cfb\u3067\u8003\u3048\u308b\u969b\uff0c\u7269\u4f53\u306e\u52d5\u304f\u5411\u304d\u306f\u4e09\u89d2\u53f0\u306e\u659c\u9762\u306b\u5e73\u884c\u306b\u306a\u308a\u307e\u305b\u3093\u3002\u3053\u306e\u70b9\u304c\u6700\u5927\u306e\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u7269\u4f53\u306f\u659c\u9762\u304b\u3089\u96e2\u308c\u305a\u306b\u904b\u52d5\u3059\u308b\u305f\u3081\uff0c\u4f55\u3089\u304b\u306e\u5236\u7d04\u3092\u53d7\u3051\u3066\u3044\u308b\u306f\u305a\u3067\u3042\u308a\uff0c\u3053\u308c\u304c\u4eca\u56de\u8003\u3048\u308b\u3079\u304d\u675f\u7e1b\u6761\u4ef6\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u52a0\u901f\u5ea6\u306e\u5236\u7d04<\/h3>\n\n\n\n<p>\u7269\u4f53\u3068\u4e09\u89d2\u53f0\u306e\u52d5\u304f\u5411\u304d\u304c\u305d\u308c\u305e\u308c\u308f\u304b\u308a\u307e\u3057\u305f\u304c\uff0c\u3053\u306e\u5411\u304d\u306f\u52a0\u901f\u5ea6\u306e\u5411\u304d\u3067\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u9759\u6b62\u7cfb\u306b\u304a\u3051\u308b\u7269\u4f53\u306e\u52a0\u901f\u5ea6\u306e\u5927\u304d\u3055\u3092 $a$ \u3068\u3059\u308b\u3068\uff0c\u305d\u306e\u5de6\u65b9\u5411\u6210\u5206\u304c $a_x$\uff0c\u925b\u76f4\u4e0b\u65b9\u5411\u6210\u5206\u304c $a_y$ \u3067\u3059\u306e\u3067\uff0c\u52a0\u901f\u5ea6\u306e\u95a2\u4fc2\u306f\u56f3\u306e\u901a\u308a\u306b\u6574\u7406\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"362\" height=\"124\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406622.svg\" alt=\"\" class=\"wp-image-4248\"\/><noscript><img decoding=\"async\" width=\"362\" height=\"124\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406622.svg\" alt=\"\" class=\"wp-image-4248\"\/><\/noscript><\/figure>\n\n\n\n<p>\u5de6\u306e\u52a0\u901f\u5ea6\u306e\u56f3\u3092\u6574\u7406\u3057\u305f\u3082\u306e\u304c\u53f3\u5074\u306e\u56f3\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7269\u4f53\u3068\u4e09\u89d2\u53f0\u306e\u52a0\u901f\u5ea6\u306e\u7d42\u70b9\u3092\u7d50\u3093\u3060\u88dc\u52a9\u7dda\u3092\u304b\u304d\u307e\u3057\u305f\u304c\uff0c\u3053\u306e\u7dda\u304c\u53f0\u306e\u659c\u9762\u306b\u5e73\u884c\u306b\u306a\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u3053\u3068\u304b\u3089\uff0c\u53f3\u56f3\u306e\u76f4\u89d2\u4e09\u89d2\u5f62\u306e\u53f3\u5074\u306e\u89d2\u5ea6\u304c $\\theta$ \u3067\u3042\u308b\u3053\u3068\u304c\u3044\u3048\u307e\u3059\u306e\u3067\uff0c<\/p>\n\n\n\n<p>$$\\tan\\theta=\\Bun{a_y}{a_x+A}$$\u3068\u7acb\u5f0f\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u304c\u675f\u7e1b\u6761\u4ef6\u3067\u3042\u308a\uff0c(1) \u306e\u7b54\u3048\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d9\u30af\u30c8\u30eb\u306e\u56f3\u3067\u306e\u6574\u7406<\/h3>\n\n\n\n<p>\u3068\u3053\u308d\u3067\uff0c\u7269\u4f53\u306e\u52a0\u901f\u5ea6\u3092 $\\vec{a}$\uff0c\u4e09\u89d2\u53f0\u306e\u52a0\u901f\u5ea6\u3092 $\\vec{A}$ \u3068\u3059\u308b\u3068\uff0c\u5148\u307b\u3069\u8003\u3048\u305f\u88dc\u52a9\u7dda\u3068 $\\vec{a}-\\vec{A}$ \u306e\u5411\u304d\u304c\u4e00\u81f4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"136\" height=\"108\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406623.svg\" alt=\"\" class=\"wp-image-4249\"\/><noscript><img decoding=\"async\" width=\"136\" height=\"108\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406623.svg\" alt=\"\" class=\"wp-image-4249\"\/><\/noscript><\/figure>\n\n\n\n<p>$\\vec{a_r}=\\vec{a}-\\vec{A}$ \u306f\uff0c\u4e09\u89d2\u53f0\u306b\u5bfe\u3059\u308b\u7269\u4f53\u306e\u76f8\u5bfe\u52a0\u901f\u5ea6\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u306f\u300c\u4e09\u89d2\u53f0\u306e\u8996\u70b9\u304b\u3089\u898b\u305f\u7269\u4f53\u306e\u52a0\u901f\u5ea6\u300d\u3067\u3059\u304b\u3089\uff0c\u659c\u9762\u306b\u5e73\u884c\u306b\u306a\u308b\u306e\u306f\u5f53\u7136\u306e\u3053\u3068\u306a\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u904b\u52d5\u65b9\u7a0b\u5f0f<\/h3>\n\n\n\n<p>\u7d9a\u3044\u3066\uff0c(2) \u306b\u3064\u3044\u3066\u3067\u3059\u3002\u7269\u4f53\u3068\u4e09\u89d2\u53f0\u306e\u529b\u306e\u4f5c\u7528\u56f3\u3092\u305d\u308c\u305e\u308c\u304b\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u969b\uff0c\u5782\u76f4\u6297\u529b\u306f\u659c\u9762\u306b\u5782\u76f4\u306a\u5411\u304d\u306b\u306a\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"206\" height=\"134\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406624.svg\" alt=\"\" class=\"wp-image-4250\"\/><noscript><img decoding=\"async\" width=\"206\" height=\"134\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406624.svg\" alt=\"\" class=\"wp-image-4250\"\/><\/noscript><\/figure>\n\n\n\n<p>\u7269\u4f53\u306b\u3064\u3044\u3066\u306f\uff0c\u5de6\u5411\u304d\uff0c\u925b\u76f4\u4e0b\u5411\u304d\u306b\u305d\u308c\u305e\u308c\u904b\u52d5\u65b9\u7a0b\u5f0f\u3092\u7acb\u5f0f\u3057\u307e\u3059\u3002\u56f3\u304b\u3089\uff0c<\/p>\n\n\n\n<p>$$ma_x=N\\sin\\theta,\\ ma_y=mg-N\\cos\\theta$$\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u4e09\u89d2\u53f0\u306b\u3064\u3044\u3066\u306f\uff0c\u53f3\u5411\u304d\u306b<\/p>\n\n\n\n<p>$$MA=N\\sin\\theta$$\u3068\u7acb\u5f0f\u3059\u308c\u3070ok\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3089\u304c (2) \u306e\u7b54\u3048\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc<\/h3>\n\n\n\n<p>\u3055\u3066\uff0c\u6700\u5f8c\u306f\u7269\u4f53\u306e\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u307e\u305a\u306f\u925b\u76f4\u65b9\u5411\u306e\u904b\u52d5\u306b\u6ce8\u76ee\u3057\u3066\u7b49\u52a0\u901f\u5ea6\u904b\u52d5\u306e\u516c\u5f0f\u3092\u7acb\u5f0f\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u52a0\u901f\u5ea6\u304c $a_y$\uff0c\u79fb\u52d5\u8ddd\u96e2\u304c $h$ \u3067\u3059\u306e\u3067\uff0c\u7269\u4f53\u304c\u5730\u9762\u306b\u5230\u9054\u3059\u308b\u307e\u3067\u306b\u304b\u304b\u308b\u6642\u9593\u3092 $T$ \u3068\u3059\u308c\u3070\uff0c<\/p>\n\n\n\n<p>$$h=\\bun12a_yT^2$$\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u3068\u304d\uff0c\u7269\u4f53\u306e\u925b\u76f4\u65b9\u5411\u306e\u901f\u5ea6\u306e\u5927\u304d\u3055\u306f $a_yT$\uff0c\u6c34\u5e73\u65b9\u5411\u306e\u901f\u5ea6\u306e\u5927\u304d\u3055\u306f $a_xT$ \u3067\u3059\u306e\u3067\uff0c\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u306f\uff0c<\/p>\n\n\n\n<p>$$\\begin{aligned} K=\\bun12m\\left\\{(a_xT)^2+(a_yT)^2\\right\\}&amp;=\\bun12m(a_x\\!^2+a_y\\!^2)T^2\\\\ &amp;=mh\\left(\\bun{a_x\\!^2}{a_y}+a_y\\right)\\end{aligned}$$\u3067\u8a08\u7b97\u3067\u304d\u308b\u3053\u3068\u304c\u308f\u304b\u308a\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>\u3068\u3044\u3046\u3053\u3068\u3067\uff0c$a_x$ \u3068 $a_y$ \u3092\u6c42\u3081\u308b\u306e\u304c\u76ee\u6a19\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u5148\u307b\u3069\u7acb\u5f0f\u3057\u305f\u675f\u7e1b\u6761\u4ef6\uff0c\u904b\u52d5\u65b9\u7a0b\u5f0f\u306f \u5f0f\u306e\u6570\u304c4\u3064\u3067\uff0c\u672a\u77e5\u6570\u3082 $a_x,\\,a_y,\\,A,\\,N$ \u306e4\u3064\u3067\u3059\u306e\u3067\uff0c\u9023\u7acb\u3059\u308b\u3053\u3068\u3067\u89e3\u3051\u308b\u306f\u305a\u3067\u3059\uff08\u3068\u3066\u3082\u3068\u3066\u3082\u89e3\u304d\u305f\u304f\u306a\u3044\u3067\u3059\u304c\u2026\uff01\uff09\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>\u9811\u5f35\u3063\u3066\u8a08\u7b97\u3057\u307e\u3057\u3087\u3046\u3002\u9014\u4e2d\u904e\u7a0b\u3092\u4ee5\u4e0b\u306b\u63b2\u8f09\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/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>\u8a08\u7b97\u306e\u9014\u4e2d\u904e\u7a0b<\/p><div class=\"st-in-mybox\">\n<p>\u904b\u52d5\u65b9\u7a0b\u5f0f\u3088\u308a\uff0c<\/p>\n\n\n\n<p class=\"scroll\">$$a_x=\\bun{N\\sin\\theta}{m},\\ a_y=g-\\bun{N\\cos\\theta}{m},\\ A=\\bun{N\\sin\\theta}{M}$$\u304c\u5f97\u3089\u308c\u308b\u306e\u3067\uff0c\u3053\u308c\u3092\u675f\u7e1b\u6761\u4ef6\u306e\u5f0f\u306b\u4ee3\u5165\u3057\u3066\uff0c<\/p>\n\n\n\n<p class=\"scroll\">$$\\begin{aligned} &amp;\\left(\\bun{N\\sin\\theta}{m}+\\bun{N\\sin\\theta}{M}\\right)\\tan\\theta=g-\\bun{N\\cos\\theta}{m}\\\\ \\Leftrightarrow{}&amp; N(M\\sin^2\\theta+M\\cos^2\\theta+m\\sin^2\\theta)=mMg\\cos\\theta\\\\ \\Leftrightarrow{}&amp; N=\\bun{mM\\cos\\theta}{M+m\\sin^2\\theta}g \\end{aligned}$$<\/p>\n\n\n\n<p>$N$ \u3092\u5404\u904b\u52d5\u65b9\u7a0b\u5f0f\u306b\u4ee3\u5165\u3057\u3066\u6574\u7406\u3057\u3066\uff0c<\/p>\n\n\n\n<p class=\"scroll\">$$\\begin{aligned} a_x=\\bun{M\\sin\\theta\\cos\\theta}{M+m\\sin^2\\theta}g,\\ a_y=\\bun{(m+M)\\sin^2\\theta}{M+m\\sin^2\\theta}g,\\ A=\\bun{m\\sin\\theta\\cos\\theta}{M+m\\sin^2\\theta}g \\end{aligned}$$<\/p>\n\n\n\n<p>\u3088\u3063\u3066\uff0c<br>$$\\begin{aligned} K&amp;=mh\\left(\\bun{a_x\\!^2}{a_y}+a_y\\right)\\\\ &amp;=\\bun{m{M^2+(m^2+2mM)\\sin^2\\theta}}{(m+M)(M+m\\sin^2\\theta)}gh \\end{aligned}$$<\/p>\n<\/div><\/div>\n\n\n\n<p>\u3068\u3093\u3067\u3082\u306a\u3044\u8a08\u7b97\u91cf\u3067\u3057\u305f\u306d\u2026\u3002\u3053\u308c\u3070\u304b\u308a\u306f\u6163\u308c\u308b\u3057\u304b\u306a\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7cfb\u306e\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc<\/h3>\n\n\n\n<p>\u672c\u6587\u3067\u306f\u554f\u308f\u308c\u3066\u3044\u307e\u305b\u3093\u304c\uff0c\u4e09\u89d2\u53f0\u306e\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u306b\u3064\u3044\u3066\u3082\u540c\u69d8\u306b\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>$$K\\mskip 1mu\\prime =\\Bun12M(AT)^2=\\bun{Mm^2\\cos^2\\theta}{(M+m)(M+m\\sin^2\\theta)}gh$$\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u3057\u3066\uff0c\u7269\u4f53\u3068\u4e09\u89d2\u53f0\u306e\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u548c\u3092\u8a08\u7b97\u3057\u3066\u307f\u308b\u3068\uff0c<\/p>\n\n\n\n<p>$$K+K\\mskip 1mu\\prime =mgh$$\u304c\u5f97\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u9a5a\u304f\u307b\u3069\u30b9\u30c3\u30ad\u30ea\u3057\u307e\u3057\u305f\u306d\u2026\uff01$mgh$ \u306f\u7269\u4f53\u304c\u5931\u3063\u305f\u4f4d\u7f6e\u30a8\u30cd\u30eb\u30ae\u30fc\u3067\u3059\u306e\u3067\uff0c\u300c\u7269\u4f53\u304c\u5931\u3063\u305f\u4f4d\u7f6e\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\uff0c\u7269\u4f53\u3068\u4e09\u89d2\u53f0\u306e\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u306b\u5909\u308f\u3063\u305f\u300d\u3082\u306e\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\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>\u307e\u3055\u306b\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3067\u3059\u306d\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\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<h3 class=\"wp-block-heading\">\u5782\u76f4\u6297\u529b\u306e\u4ed5\u4e8b\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<p>\u3053\u3053\u3067\uff0c\u300c\u7269\u4f53\u306e\u9032\u884c\u65b9\u5411\u3068\u5782\u76f4\u6297\u529b\u306e\u5411\u304d\u306f\u76f4\u4ea4\u3057\u306a\u3044\u304b\u3089\uff0c\u5782\u76f4\u6297\u529b\u306f\u4ed5\u4e8b\u3092\u3059\u308b\u306e\u3067\u306f\u2026\uff1f\u300d\u3068\u601d\u3063\u305f\u3042\u306a\u305f\u3002\u3068\u3066\u3082\u92ed\u3044\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u70b9\u306b\u3064\u3044\u3066\u306f\uff0c\u76f8\u5bfe\u904b\u52d5\u306e\u5185\u5bb9\u3092\u5168\u3066\u5b66\u7fd2\u3057\u7d42\u3048\u3066\u304b\u3089\u518d\u5ea6\u8003\u3048\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u304d\u3063\u3068\u30b9\u30c3\u30ad\u30ea\u7406\u89e3\u3067\u304d\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-st-blocks-st-slidebox st-slidebox-c is-collapsed has-st-toggle-icon is-st-toggle-position-left is-st-toggle-icon-position-left post-hashiro-hatten\" data-st-slidebox=\"\"><p class=\"st-btn-open\" data-st-slidebox-toggle=\"\"><i data-st-slidebox-icon=\"\" data-st-slidebox-icon-collapsed=\"st-svg-angle-double-down\" data-st-slidebox-icon-expanded=\"st-svg-minus-thin\" aria-hidden=\"\" class=\"st-fa st-svg-angle-double-down\"><\/i><span class=\"st-slidebox-btn-text\" data-st-slidebox-text=\"\" data-st-slidebox-text-collapsed=\"\u3010\u767a\u5c55\u30112\u4f53\u554f\u984c\u306b\u304a\u3051\u308b\u5185\u529b\u306e\u4ed5\u4e8b\" data-st-slidebox-text-expanded=\"\u9589\u3058\u308b\">\u3010\u767a\u5c55\u30112\u4f53\u554f\u984c\u306b\u304a\u3051\u308b\u5185\u529b\u306e\u4ed5\u4e8b<\/span><\/p><div class=\"st-slidebox\" data-st-slidebox-content=\"\">\n<p>\u5782\u76f4\u6297\u529b\u306f\u7269\u4f53\uff0c\u4e09\u89d2\u53f0\u306b\u305d\u308c\u305e\u308c\u4ed5\u4e8b\u3092\u3059\u308b\u304c\uff0c\u5408\u8a08\u306e\u4ed5\u4e8b\u306f\u76f8\u5bfe\u904b\u52d5\u3067\u6c42\u3081\u305f\u3082\u306e\u306b\u7b49\u3057\u304f\u306a\u308b\u3002\u4e09\u89d2\u53f0\u3068\u5171\u306b\u52d5\u304f\u8996\u70b9\u3067\u8003\u3048\u308b\u3068\uff0c\u7269\u4f53\u306e\u5909\u4f4d\u3068\u5782\u76f4\u6297\u529b\u306f\u76f4\u4ea4\u3059\u308b\u305f\u3081\uff0c\u4ed5\u4e8b\u306f $0$ \u306b\u306a\u308b\u3002\u3088\u3063\u3066\uff0c\u5782\u76f4\u6297\u529b\u306e\u5408\u8a08\u306e\u4ed5\u4e8b\u306f $0$ \u3067\u3042\u308a\uff0c\u7cfb\u306e\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u4fdd\u5b58\u3055\u308c\u308b\u3053\u3068\u304c\u308f\u304b\u308b\u3002<\/p>\n<\/div><\/div>\n\n\n\n<p>\u4f8b\u984c\u304b\u3089\u3082\u78ba\u8a8d\u3067\u304d\u308b\u901a\u308a\uff0c\u4e09\u89d2\u53f0\u304c\u304b\u3089\u3080\u675f\u7e1b\u6761\u4ef6\u306e\u554f\u984c\u306f\u4ee5\u4e0b\u306e\u65b9\u91dd\u3067\u89e3\u304f\u3053\u3068\u304c\u591a\u3044\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>\u4e09\u89d2\u53f0\u304c\u3089\u307f\u306e\u675f\u7e1b\u6761\u4ef6<\/p><div class=\"st-in-mybox\">\n<p class=\"has-st-margin-bottom has-st-margin-bottom--1\">\u7269\u4f53\uff0c\u4e09\u89d2\u53f0\u306e\u9759\u6b62\u7cfb\u306b\u304a\u3051\u308b\u52a0\u901f\u5ea6\u3092\u59cb\u70b9\u3092\u305d\u308d\u3048\u3066\u304b\u304d\uff0c\u7d42\u70b9\u3092\u7d50\u3076\u3002\u3053\u306e\u76f4\u7dda\u304c\u659c\u9762\u306b\u5e73\u884c\u306b\u306a\u308b\u3053\u3068\u3092\u5229\u7528\u3059\u308b\u3002<\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"i-3\">\u52a0\u901f\u3059\u308b\u5ea7\u6a19\u7cfb\u3067\u306e\u8b70\u8ad6<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u904b\u52d5\u65b9\u7a0b\u5f0f<\/h3>\n\n\n\n<p>\u306a\u304a\uff0c\u306f\u3058\u3081\u304b\u3089\u4e09\u89d2\u53f0\u3068\u5171\u306b\u52d5\u304f\u8996\u70b9\u3092\u5c0e\u5165\u3057\u3066\u89e3\u304f\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"163\" height=\"135\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406625.svg\" alt=\"\" class=\"wp-image-4251\"\/><noscript><img decoding=\"async\" width=\"163\" height=\"135\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406625.svg\" alt=\"\" class=\"wp-image-4251\"\/><\/noscript><\/figure>\n\n\n\n<p>\u3053\u306e\u8996\u70b9\u306b\u304a\u3051\u308b\u7269\u4f53\u306e\u52a0\u901f\u5ea6\u306e\u5927\u304d\u3055\u3092 $a_r$ \u3068\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u529b\u306e\u4f5c\u7528\u56f3\u306f\u4e0a\u306e\u901a\u308a\u3067\u3059\u304c\uff0c<span class=\"st-mymarker-s-b\">\u6163\u6027\u529b\u304c\u4f5c\u7528\u3059\u308b<\/span>\u3053\u3068\u306b\u6c17\u3092\u3064\u3051\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u659c\u9762\u306b\u5782\u76f4\u306a\u65b9\u5411\u306e\u529b\u306e\u3064\u308a\u5408\u3044\u3088\u308a\uff0c<\/p>\n\n\n\n<p>$$N+mA\\sin\\theta=mg\\cos\\theta$$\u304c\uff0c\u659c\u9762\u306b\u5e73\u884c\u306a\u65b9\u5411\u306e\u904b\u52d5\u65b9\u7a0b\u5f0f\u3088\u308a\uff0c<\/p>\n\n\n\n<p>$$ma_r=mA\\cos\\theta+mg\\sin\\theta$$\u304c\u6210\u308a\u7acb\u3061\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e09\u89d2\u53f0\u306e\u904b\u52d5\u65b9\u7a0b\u5f0f\u306f\uff0c\u9759\u6b62\u7cfb\u3067\u8003\u3048\u3066 $MA=N\\sin\\theta$ \u3067ok\u3067\u3059\u3002<\/p>\n\n\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u3053\u306e\u6642\u70b9\u3067\uff0c\u5f0f\u306e\u6570\u304c3\u3064\uff0c\u672a\u77e5\u6570\u3082 $a_r,\\,A,\\,N$ \u306e3\u3064\u3067\u3059\u306e\u3067\uff0c\u9023\u7acb\u3059\u308b\u3068\u89e3\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6574\u7406\u3059\u308b\u3068\uff0c<\/p>\n\n\n\n<p>$$a_r=\\bun{(m+M)\\sin\\theta}{M+m\\sin^2\\theta}g,\\ A=\\bun{m\\sin\\theta\\cos\\theta}{M+m\\sin^2\\theta}g,\\ N=\\bun{mM\\cos\\theta}{M+m\\sin^2\\theta}g$$\u304c\u5f97\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7269\u4f53\u304c\u659c\u9762\u4e0a\u3092\u6ed1\u308b\u8ddd\u96e2\u306f $\\Bun{h}{\\sin\\theta}$ \u306a\u306e\u3067\uff0c<\/p>\n\n\n\n<p>$$\\bun{h}{\\sin\\theta}=\\bun12a_rT^2$$\u3068\u7acb\u5f0f\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>$T$ \u3092\u6c42\u3081\u308b\u3060\u3051\u3067\u3042\u308c\u3070\uff0c\u3053\u3061\u3089\u306e\u65b9\u6cd5\u306e\u307b\u3046\u304c\u5bb9\u6613\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"163\" height=\"135\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406625.svg\" alt=\"\" class=\"wp-image-4251\"\/><noscript><img decoding=\"async\" width=\"163\" height=\"135\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406625.svg\" alt=\"\" class=\"wp-image-4251\"\/><\/noscript><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u8a08\u7b97<\/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>\u3067\u306f\uff0c\u7269\u4f53\u306e\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc$K$ \u306f\u3069\u306e\u3088\u3046\u306b\u6c42\u3081\u307e\u3059\u304b\uff1f<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u5358\u306b\u300c\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u300d\u3068\u3044\u308f\u308c\u3066\u3044\u308b\u306e\u3067\uff0c\u6c42\u3081\u308b\u306e\u306f\u9759\u6b62\u7cfb\u306b\u304a\u3051\u308b\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u3067\u3059\u3002$K=\\Bun12m(a_rT)^2$ \u3067\u306a\u3044\u3053\u3068\u306b\u6c17\u3092\u3064\u3051\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>$a_rT$ \u306f\uff0c\u4e09\u89d2\u53f0\u306e\u8996\u70b9\u304b\u3089\u898b\u305f\u3068\u304d\u306e\u7269\u4f53\u306e\u901f\u3055\u3067\u3042\u308a\uff0c\u9759\u6b62\u7cfb\u306b\u304a\u3051\u308b\u901f\u3055\u3068\u306f\u7570\u306a\u308a\u307e\u3059\u3002\u3088\u3063\u3066\uff0c\u9759\u6b62\u7cfb\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u6c42\u3081\u308b\u969b\u306b\u305d\u306e\u307e\u307e\u4f7f\u3046\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\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>\u9759\u6b62\u7cfb\u306b\u304a\u3051\u308b\u901f\u3055\u3092\u5229\u7528\u3057\u3066\u8003\u3048\u307e\u3057\u3087\u3046\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<p>\u9759\u6b62\u7cfb\u306b\u304a\u3051\u308b\u7269\u4f53\u306e\u901f\u3055\u6c42\u3081\u308b\u306b\u306f\uff0c\u9759\u6b62\u7cfb\u306b\u304a\u3051\u308b\u7269\u4f53\u306e\u52a0\u901f\u5ea6$a$ \u304c\u308f\u304b\u308c\u3070ok\u3067\u3059\u3002<\/p>\n\n\n\n<p>$a$ \u304c\u6c42\u307e\u308c\u3070\uff0c$K=\\Bun12m(aT)^2$ \u3068\u3057\u3066\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"172\" height=\"120\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406626.svg\" alt=\"\" class=\"wp-image-4252\"\/><noscript><img decoding=\"async\" width=\"172\" height=\"120\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406626.svg\" alt=\"\" class=\"wp-image-4252\"\/><\/noscript><\/figure>\n\n\n\n<p>\u305d\u3053\u3067\uff0c$\\vec{a_r}=\\vec{a}-\\vec{A}$ \u306e\u56f3\u3092\u518d\u3073\u5229\u7528\u3057\u307e\u3057\u3087\u3046\u3002\u56f3\u306e\u8272\u306e\u4ed8\u3044\u305f\u76f4\u89d2\u4e09\u89d2\u5f62\u306b\u4e09\u5e73\u65b9\u306e\u5b9a\u7406\u3092\u7528\u3044\u308b\u3053\u3068\u3067\uff0c<\/p>\n\n\n\n<p>$$a^2=(a_r\\sin\\theta)^2+(a_r\\cos\\theta-A)^2$$\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u3053\u304b\u3089\u5148\u306f\u3072\u305f\u3059\u3089\u8a08\u7b97\u3067\u3059\u3002\u3053\u306e\u8a08\u7b97\u3070\u304b\u308a\u306f\u697d\u3092\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u306e\u3067\uff0c\u9811\u5f35\u308b\u3057\u304b\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"i-4\">\u307e\u3068\u3081<\/span><\/h2>\n\n\n\n<p>\u4ee5\u4e0a\uff0c2\u901a\u308a\u306e\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u554f\u984c\u306e\u72b6\u6cc1\u3084\uff0c\u8a2d\u554f\u306b\u5fdc\u3058\u3066\u3069\u3061\u3089\u306e\u65b9\u6cd5\u3067\u3082\u8003\u3048\u3089\u308c\u308b\u3088\u3046\u306b\u3057\u3066\u304a\u304f\u3079\u304d\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3044\u305a\u308c\u306b\u3057\u3066\u3082\u30dd\u30a4\u30f3\u30c8\u3068\u306a\u308b\u306e\u306f\u300c\u7269\u4f53\uff0c\u4e09\u89d2\u53f0\u306e\u9759\u6b62\u7cfb\u306b\u304a\u3051\u308b\u52a0\u901f\u5ea6\u3092\u59cb\u70b9\u3092\u305d\u308d\u3048\u3066\u304b\u304d\uff0c\u7d42\u70b9\u3092\u7d50\u3093\u3060\u56f3\u300d\u3067\u3059\u3002<\/p>\n\n\n\n<p>$\\vec{a_r}=\\vec{a}-\\vec{A}$ \u306e\u95a2\u4fc2\u3092\u8868\u3059\u3053\u306e\u56f3\u3092\u3057\u3063\u304b\u308a\u3068\u4f7f\u3044\u3053\u306a\u305b\u308b\u3088\u3046\u306b\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u6b211 \u4e09\u89d2\u53f0\u304c\u7d61\u3080\u675f\u7e1b\u6761\u4ef62 \u9759\u6b62\u7cfb\u3067\u306e\u8b70\u8ad63 \u52a0\u901f\u3059\u308b\u5ea7\u6a19\u7cfb\u3067\u306e\u8b70\u8ad64 \u307e\u3068\u3081 \u4e09\u89d2\u53f0\u304c\u7d61\u3080\u675f\u7e1b\u6761\u4ef6 \u3053\u308c\u307e\u3067\u306f\u56fa\u5b9a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u591a\u304b\u3063\u305f\u4e09\u89d2\u53f0\u3002\u5730\u9762\u3068\u4e09\u89d2\u53f0\u306e\u9593\u306b\u6469\u64e6\u304c\u50cd\u304b\u306a\u3044\u5834\u5408\uff0c\u4e09\u89d2\u53f0\u3082\u52d5 &#8230; <\/p>\n","protected":false},"author":1,"featured_media":4258,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20,39],"tags":[],"class_list":["post-4261","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\/4261"}],"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=4261"}],"version-history":[{"count":17,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/4261\/revisions"}],"predecessor-version":[{"id":7675,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/4261\/revisions\/7675"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/media\/4258"}],"wp:attachment":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4261"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4261"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}