{"id":4801,"date":"2024-01-26T16:36:32","date_gmt":"2024-01-26T07:36:32","guid":{"rendered":"https:\/\/torisetudy.com\/?p=4801"},"modified":"2025-04-03T00:58:29","modified_gmt":"2025-04-02T15:58:29","slug":"%e5%89%9b%e4%bd%93%e3%81%ae%e9%9d%99%e6%ad%a2%e6%9d%a1%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/torisetudy.com\/?p=4801","title":{"rendered":"\u525b\u4f53\u306e\u9759\u6b62\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> \u525b\u4f53\u304c\u9759\u6b62\u3059\u308b\u6761\u4ef6<\/a><\/li><li><a href=\"#i-2\"><span class=\"toc_number toc_depth_1\">2<\/span> \u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u3064\u308a\u5408\u3044<\/a><\/li><\/ul><\/div>\n<h2 class=\"wp-block-heading\"><span id=\"i\">\u525b\u4f53\u304c\u9759\u6b62\u3059\u308b\u6761\u4ef6<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e26\u9032\u904b\u52d5\u306b\u3064\u3044\u3066<\/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>\u3053\u3053\u307e\u3067\u306e\u8a71\u3092\u8e0f\u307e\u3048\u3066\uff0c\u525b\u4f53\u304c\u9759\u6b62\u3059\u308b\u6761\u4ef6\u3092\u8003\u3048\u307e\u3057\u3087\u3046\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u525b\u4f53\u306e\u904b\u52d5\u306f2\u7a2e\u985e\u3042\u308a\u307e\u3057\u305f\u304c\uff0c\u9759\u6b62\u3057\u3066\u3044\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u3069\u3061\u3089\u306e\u904b\u52d5\u3082\u884c\u3044\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u4e26\u9032\u904b\u52d5\u306b\u95a2\u3057\u3066\u306f\uff0c\u300c\u9759\u6b62\u6642\u306b\u529b\u304c\u3064\u308a\u5408\u3046\u300d\u3068\u3057\u3066\u8003\u3048\u308c\u3070ok\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u307e\u3067\u8cea\u70b9\u306e\u529b\u5b66\u3067\u6271\u3063\u3066\u304d\u305f\u3088\u3046\u306b\uff0c<span class=\"st-mymarker-s-b\">\u529b\u306e\u3064\u308a\u5408\u3044\u304c\u6210\u7acb\u3059\u308b<\/span>\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u56de\u8ee2\u904b\u52d5\u306b\u3064\u3044\u3066<\/h3>\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>\u3067\u306f\u56de\u8ee2\u904b\u52d5\u306f\u2026\uff1f<\/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\u7591\u554f\uff09.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u7591\u554f\uff09.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name2\">\u751f\u5f92<\/div><\/div><\/div>\n\n\n\n<p>\u525b\u4f53\u3092\u56de\u8ee2\u3055\u305b\u308b\u80fd\u7387\u3067\u3042\u308b\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u304c\u5b58\u5728\u3057\u3066\u3057\u307e\u3046\u3068\uff0c\u525b\u4f53\u306f\u56de\u8ee2\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3088\u3063\u3066\uff0c\u525b\u4f53\u304c\u9759\u6b62\u3057\u3066\u3044\u308b\u3068\u304d\u306b\u306f\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u548c\u304c $0$ \u306b\u306a\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3092<span class=\"st-mymarker-s\">\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u3064\u308a\u5408\u3044<\/span>\u3068\u3044\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u525b\u4f53\u306e\u9759\u6b62\u6761\u4ef6<\/h3>\n\n\n\n<p>\u307e\u3068\u3081\u308b\u3068\u4ee5\u4e0b\u306e\u901a\u308a\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>\u525b\u4f53\u304c\u9759\u6b62\u3059\u308b\u6761\u4ef6<\/p><div class=\"st-in-mybox\">\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"is-style-st-heading-custom-count post-hashiro-countA wp-block-heading\">\u4e26\u9032\u904b\u52d5<\/h3>\n\n\n\n<p>\u529b\u306e\u3064\u308a\u5408\u3044\u304c\u6210\u7acb\u3059\u308b\u3002<\/p>\n\n\n\n<h3 class=\"is-style-st-heading-custom-count post-hashiro-countA wp-block-heading\">\u56de\u8ee2\u904b\u52d5<\/h3>\n\n\n\n<p>\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u3064\u308a\u5408\u3044\u304c\u6210\u7acb\u3059\u308b\u3002<\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"i-2\">\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u3064\u308a\u5408\u3044<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u5f0f\u306e\u7acb\u3066\u65b9<\/h3>\n\n\n\n<p>\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306f\u525b\u4f53\u3092\u56de\u8ee2\u3055\u305b\u308b\u80fd\u7387\u3067\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u53cd\u6642\u8a08\u56de\u308a\u3068\u3057\u3066\u7b26\u53f7\u4ed8\u304d\u3067\u8003\u3048\u308b\u306e\u3067\u3042\u308c\u3070\uff0c<\/p>\n\n\n\n<p>$$\\stext{\uff08\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u548c\uff09}=0$$\u3068\u3057\u3066\u7acb\u5f0f\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u65b9\uff0c\u53cd\u6642\u8a08\u56de\u308a\u306e\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u3068\u6642\u8a08\u56de\u308a\u306e\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306b\u5206\u3051\u3066\uff0c<\/p>\n\n\n\n<p class=\"scroll\">$$\\stext{\uff08\u53cd\u6642\u8a08\u56de\u308a\u306e\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u548c\uff09}=\\stext{\uff08\u6642\u8a08\u56de\u308a\u306e\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u548c\uff09}$$\u3068\u3057\u3066\u7acb\u5f0f\u3057\u3066\u3082ok\u3067\u3059\u3002<\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u525b\u4f53\u306f\u9759\u6b62\u3057\u3066\u3044\u308b\u305f\u3081\uff0c<span class=\"st-mymarker-s\">\u8ef8\u304c\u3069\u3053\u306b\u3042\u308b\u3068\u8003\u3048\u3066\u3082\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u3064\u308a\u5408\u3044\u304c\u6210\u308a\u7acb\u3061\u307e\u3059<\/span>\u3002<\/p>\n\n\n\n<p>\u554f\u984c\u3067\u56de\u8ee2\u8ef8\u304c\u6307\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u306b\u306f\uff0c\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u3064\u308a\u5408\u3044\u3092\u7acb\u5f0f\u3057\u3084\u3059\u3044\u70b9\u3092\u56de\u8ee2\u8ef8\u3068\u3057\u3066\u81ea\u5206\u3067\u9078\u3076\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\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>\u5782\u76f4\u3067\u6ed1\u3089\u304b\u306a\u58c1\u306b\uff0c\u8cea\u91cf $m$\uff0c\u9577\u3055 $l$ \u306e\u68d2\u304c\u5e8a\u3068 $\\theta$ \u306e\u89d2\u5ea6\u3092\u306a\u3059\u5411\u304d\u306b\u7acb\u3066\u304b\u3051\u3089\u308c\u3066\u3044\u308b\u3002\u5e8a\u306f\u7c97\u304f\uff0c\u6469\u64e6\u529b\u304c\u50cd\u304f\u3082\u306e\u3068\u3059\u308b\u3002\u68d2\u306b\u50cd\u304f\u91cd\u529b\u306f\u68d2\u306e\u4e2d\u5fc3\u90e8\u306b\u4f5c\u7528\u3059\u308b\u3002\u91cd\u529b\u52a0\u901f\u5ea6\u306e\u5927\u304d\u3055\u3092 $g$ \u3068\u3057\u3066\uff0c\u4ee5\u4e0b\u306e\u554f\u3044\u306b\u7b54\u3048\u3088\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"114\" height=\"145\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406582.svg\" alt=\"\" class=\"wp-image-4637\"\/><noscript><img decoding=\"async\" width=\"114\" height=\"145\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406582.svg\" alt=\"\" class=\"wp-image-4637\"\/><\/noscript><\/figure>\n\n\n\n<p class=\"setumonnkakko\">\u58c1\u304b\u3089\u68d2\u306b\u4f5c\u7528\u3059\u308b\u5782\u76f4\u6297\u529b\u306e\u5927\u304d\u3055 $R$ \u3092\u6c42\u3081\u3088\u3002<\/p>\n\n\n\n<p class=\"setumonnkakko\">\u5e8a\u304b\u3089\u68d2\u306b\u4f5c\u7528\u3059\u308b\u5782\u76f4\u6297\u529b\u306e\u5927\u304d\u3055 $N$ \u304a\u3088\u3073\uff0c\u9759\u6b62\u6469\u64e6\u529b\u306e\u5927\u304d\u3055 $f$ \u3092\u6c42\u3081\u3088\u3002<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u89e3\u304d\u65b9<\/h3>\n\n\n\n<p>\u9759\u6b62\u3057\u3066\u3044\u308b\u525b\u4f53\u306e\u554f\u984c\u3067\u3059\u306e\u3067\uff0c\u529b\u306e\u3064\u308a\u5408\u3044\u3068\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u3064\u308a\u5408\u3044\u304b\u3089\u8003\u3048\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u3064\u308a\u5408\u3044\u306b\u3064\u3044\u3066\u306f\uff0c\u3069\u3053\u3092\u56de\u8ee2\u8ef8\u306b\u3068\u308b\u304b\u3067\u7acb\u5f0f\u306e\u3057\u3084\u3059\u3055\u304c\u3060\u3044\u3076\u5909\u308f\u308a\u307e\u3059\u306e\u3067\uff0c\u3057\u3063\u304b\u308a\u3068\u8003\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4eca\u56de\u306e\u554f\u984c\u3067\u306f\uff0c3\u901a\u308a\u307b\u3069\u306e\u5019\u88dc\u3067\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u529b\u306e\u4f5c\u7528\u56f3\u306e\u78ba\u8a8d<\/h3>\n\n\n\n<p>\u307e\u305a\uff0c\u529b\u306e\u4f5c\u7528\u56f3\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"114\" height=\"147\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2024\/01\/\u7269\u7406583.svg\" alt=\"\" class=\"wp-image-4807\"\/><noscript><img decoding=\"async\" width=\"114\" height=\"147\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2024\/01\/\u7269\u7406583.svg\" alt=\"\" class=\"wp-image-4807\"\/><\/noscript><\/figure>\n\n\n\n<p>\u9759\u6b62\u6469\u64e6\u529b\u306e\u5411\u304d\u306b\u3064\u3044\u3066\u306f\u5c11\u3057\u60a9\u3080\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\uff0c\u60a9\u3093\u3060\u5834\u5408\u306f\u7b26\u53f7\u4ed8\u304d\u3068\u3057\u3066\u81ea\u5206\u3067\u5411\u304d\u3092\u6c7a\u3081\u3066\u3057\u307e\u3063\u3066ok\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3057\u3063\u304b\u308a\u3068\u5411\u304d\u3092\u8003\u3048\u308b\u306e\u3067\u3042\u308c\u3070\uff0c\u300c\u6469\u64e6\u304c\u306a\u304b\u3063\u305f\u3089\u3069\u3046\u306a\u308b\u304b\u300d\u3092\u60f3\u50cf\u3057\u3066\u4e0b\u3055\u3044\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>\u3064\u308b\u3064\u308b\u306e\u5e8a\u3067\u3042\u308c\u3070\uff0c\u68d2\u306f\u53f3\u306b\u5411\u304b\u3063\u3066\u6ed1\u308b\u306f\u305a\u3067\u3059\u306d\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u305d\u3046\u306a\u3089\u306a\u3044\u3088\u3046\u306b\u3068\u3081\u3066\u304f\u308c\u3066\u3044\u308b\u306e\u304c\u9759\u6b62\u6469\u64e6\u529b\u3067\u3059\u304b\u3089\uff0c\u5de6\u5411\u304d\u306b\u4f5c\u7528\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"is-style-st-heading-custom-count post-hashiro-countA wp-block-heading\">A\u70b9\u3092\u56de\u8ee2\u8ef8\u3068\u3059\u308b<\/h3>\n\n\n\n<p>\u307e\u305a\uff0c\u56de\u8ee2\u8ef8 $\\rmA$\u3068\u305d\u308c\u305e\u308c\u306e\u529b\u306e\u4f5c\u7528\u70b9\u3092\u7d50\u3073\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3069\u306e\u529b\u3082\u3053\u306e\u76f4\u7dda\u306b\u76f4\u4ea4\u3057\u306a\u3044\u5411\u304d\u3068\u306a\u3063\u3066\u3057\u307e\u3046\u306e\u3067\uff0c\u4f5c\u7528\u7dda\u4e0a\u3067\u529b\u3092\u5e73\u884c\u79fb\u52d5\u3055\u305b\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u306a\u304a\uff0c\u58c1\u304b\u3089\u306e\u5782\u76f4\u6297\u529b\u306f\u4f5c\u7528\u70b9\u3068\u8ef8\u304c\u4e00\u81f4\u3057\u3066\u3044\u308b\u305f\u3081\uff0c\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306f $0$ \u3067\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>\u8ef8\u3092\u5f15\u3063\u5f35\u3063\u3066\u3044\u308b\u3060\u3051\u3067\u3059\u304b\u3089\uff0c\u56de\u8ee2\u306b\u306f\u5bc4\u4e0e\u3057\u306a\u3044\u3067\u3059\u3088\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<p>\u305d\u308c\u305e\u308c\u306e\u529b\u3092\u79fb\u52d5\u3055\u305b\u305f\u5f8c\u306e\u72b6\u614b\u304c\u6b21\u306e\u56f3\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"159\" height=\"202\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2024\/01\/\u7269\u7406584.svg\" alt=\"\" class=\"wp-image-4810\"\/><noscript><img decoding=\"async\" width=\"159\" height=\"202\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2024\/01\/\u7269\u7406584.svg\" alt=\"\" class=\"wp-image-4810\"\/><\/noscript><\/figure>\n\n\n\n<p>\u56f3\u306e\u3088\u3046\u306b\uff0c<span class=\"st-mymarker-s-b\">\u529b\u306e\u4f5c\u7528\u70b9\u304c\u68d2\u306e\u5916\u306b\u51fa\u3066\u3082ok<\/span>\u3067\u3059\u3002<\/p>\n\n\n\n<p>$\\rmA\\rmB\\mskip 1mu\\prime \\mskip 1mu\\prime =l\\sin\\theta$\uff0c$\\rmA\\rmB\\mskip 1mu\\prime =l\\cos\\theta$\uff0c$\\rmA\\rmO\\mskip 1mu\\prime =\\Bun{l\\cos\\theta}{2}$ \u3067\u3042\u308b\u3053\u3068\u304c\u56f3\u304b\u3089\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u91cd\u529b\u3068\u9759\u6b62\u6469\u64e6\u529b\u306f\u6642\u8a08\u56de\u308a\u306e\u56de\u8ee2\uff0c\u5e8a\u304b\u3089\u306e\u5782\u76f4\u6297\u529b\u306f\u53cd\u6642\u8a08\u56de\u308a\u306e\u56de\u8ee2\u306b\u5bc4\u4e0e\u3057\u3066\u3044\u307e\u3059\u306e\u3067\uff0c<\/p>\n\n\n\n<p>$$\\bun{l\\cos\\theta}{2}\\cdot mg+l\\sin\\theta\\cdot f=l\\cos\\theta\\cdot N$$\u3068\u3057\u3066\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u3064\u308a\u5408\u3044\u3092\u7acb\u5f0f\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"is-style-st-heading-custom-count post-hashiro-countA wp-block-heading\">B\u70b9\u3092\u56de\u8ee2\u8ef8\u3068\u3059\u308b<\/h3>\n\n\n\n<p>\u5e8a\u304b\u3089\u306e\u5782\u76f4\u6297\u529b\u3068\u9759\u6b62\u6469\u64e6\u529b\u306f\uff0c\u56de\u8ee2\u8ef8\u304c\u4f5c\u7528\u70b9\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u56de\u8ee2\u306b\u5bc4\u4e0e\u3057\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"170\" height=\"198\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406585.svg\" alt=\"\" class=\"wp-image-4638\"\/><noscript><img decoding=\"async\" width=\"170\" height=\"198\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406585.svg\" alt=\"\" class=\"wp-image-4638\"\/><\/noscript><\/figure>\n\n\n\n<p>\u91cd\u529b\u3068\uff0c\u58c1\u304b\u3089\u306e\u5782\u76f4\u6297\u529b\u3092\u4f5c\u7528\u7dda\u4e0a\u3067\u79fb\u52d5\u3055\u305b\u3066\u8003\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u56f3\u3088\u308a\uff0c\u5e8a\u304b\u3089\u306e\u5782\u76f4\u6297\u529b\u306f\u6642\u8a08\u56de\u308a\uff0c\u91cd\u529b\u306f\u53cd\u6642\u8a08\u56de\u308a\u306e\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u3068\u306a\u308b\u305f\u3081\uff0c<\/p>\n\n\n\n<p>$$l\\sin\\theta\\cdot R=\\bun{l\\cos\\theta}{2}\\cdot mg$$\u3068\u7acb\u5f0f\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"is-style-st-heading-custom-count post-hashiro-countA wp-block-heading\">O\u70b9\u3092\u56de\u8ee2\u8ef8\u3068\u3059\u308b<\/h3>\n\n\n\n<p>\u56de\u8ee2\u8ef8\u304c\u4f5c\u7528\u70b9\u3068\u306a\u3063\u3066\u3044\u308b\u91cd\u529b\u306f\u56de\u8ee2\u306b\u5bc4\u4e0e\u3057\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"160\" height=\"198\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406586.svg\" alt=\"\" class=\"wp-image-4639\"\/><noscript><img decoding=\"async\" width=\"160\" height=\"198\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406586.svg\" alt=\"\" class=\"wp-image-4639\"\/><\/noscript><\/figure>\n\n\n\n<p>\u305d\u306e\u4ed6\u306e\u529b\u3092\u4f5c\u7528\u7dda\u4e0a\u3067\u79fb\u52d5\u3055\u305b\u3066\u8003\u3048\u307e\u3059\u3002<\/p>\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>\u898b\u308b\u304b\u3089\u306b\u3084\u3084\u3053\u3057\u3044\u56f3\u304c\u3067\u3066\u304d\u307e\u3057\u305f\u306d\u2026\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\u7591\u554f\uff09.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u7591\u554f\uff09.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name2\">\u751f\u5f92<\/div><\/div><\/div>\n\n\n\n<p>\u6574\u7406\u3059\u308b\u3068\uff0c\u58c1\u304b\u3089\u306e\u5782\u76f4\u6297\u529b\uff0c\u9759\u6b62\u6469\u64e6\u529b\u306f\u6642\u8a08\u56de\u308a\uff0c\u5e8a\u304b\u3089\u306e\u5782\u76f4\u6297\u529b\u306f\u53cd\u6642\u8a08\u56de\u308a\u306e\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u3068\u306a\u308b\u305f\u3081\uff0c<\/p>\n\n\n\n<p>$$\\bun{l\\sin\\theta}{2}\\cdot R+\\bun{l\\sin\\theta}{2}\\cdot f=\\bun{l\\cos\\theta}{2}\\cdot N$$\u3068\u7acb\u5f0f\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u3064\u308a\u5408\u3044\u306e\u6bd4\u8f03<\/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>\u3055\u3066\uff0c3\u901a\u308a\u306e\u65b9\u6cd5\u3067\u78ba\u8a8d\u3057\u307e\u3057\u305f\u304c\uff0c\u3069\u306e\u65b9\u6cd5\u304c\u6700\u3082\u697d\u3067\u3057\u3087\u3046\u304b\u2026\uff1f<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u5f0f\u304c\u6700\u3082\u30b7\u30f3\u30d7\u30eb\u306a\u306e\u306f2\u3064\u76ee\u306e\u300c$\\rmB$ \u70b9\u3092\u56de\u8ee2\u8ef8\u3068\u3059\u308b\u300d\u65b9\u6cd5\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u305d\u3057\u3066\u3053\u306e\u65b9\u6cd5\u3067\u7acb\u5f0f\u3057\u305f\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u3064\u308a\u5408\u3044\u3067\u3059\u304c\uff0c\u672a\u77e5\u6570\u304c $R$ \u3060\u3051\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6574\u7406\u3059\u308b\u3060\u3051\u3067\uff0c$R=\\Bun{mg}{2\\tan\\theta}$ \u3068\u3057\u3066 (1) \u306e\u7b54\u3048\u304c\u5f97\u3089\u308c\u3066\u3057\u307e\u3046\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4ed6\u306e2\u3064\u306e\u65b9\u6cd5\u3067\u7acb\u3066\u305f\u5f0f\u306b\u306f\u3044\u305a\u308c\u3082\u672a\u77e5\u6570\u304c2\u3064\u4ee5\u4e0a\u542b\u307e\u308c\u3066\u3044\u308b\u306e\u3067\uff0c\u529b\u306e\u3064\u308a\u5408\u3044\u3068\u9023\u7acb\u3057\u3066\u89e3\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u306a\u305c2\u3064\u76ee\u306e\u65b9\u6cd5\u3067\u672a\u77e5\u6570\u304c1\u3064\u306b\u306a\u3063\u305f\u304b\u3068\u3044\u3046\u3068\uff0c\u5e8a\u304b\u3089\u306e\u5782\u76f4\u6297\u529b $N$ \u3068\u9759\u6b62\u6469\u64e6\u529b $f$ \u306e\u5171\u901a\u306e\u4f5c\u7528\u70b9\u3067\u3042\u308b $\\rmB$ \u3092\u56de\u8ee2\u8ef8\u306b\u53d6\u3063\u305f\u305f\u3081\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u6700\u521d\u304b\u3089\uff0c\u300c$\\rmB$ \u70b9\u3092\u8ef8\u306b\u53d6\u308c\u3070\uff0c$R$ \u3060\u3051\u3092\u672a\u77e5\u6570\u3068\u3057\u3066\u542b\u3080\u5f62\u3067\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u3064\u308a\u5408\u3044\u3092\u7acb\u5f0f\u3067\u304d\u308b\u306a\u2026\uff01\u300d\u3068\u3044\u3046\u3053\u3068\u304c\u308f\u304b\u308b\u3088\u3046\u306b\u306a\u308c\u3070\uff0c\u30b9\u30e0\u30fc\u30ba\u306b\u7acb\u5f0f\u3057\u3066\u7b54\u3048\u3092\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u308f\u3051\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u529b\u306e\u3064\u308a\u5408\u3044\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<p>\u4e00\u65b9\uff0c\u529b\u306e\u3064\u308a\u5408\u3044\u306f $N=mg$\uff0c$f=R$ \u3068\u3057\u3066\u7acb\u5f0f\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3088\u308a $f=\\bun{mg}{2\\tan\\theta}$ \u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\uff0c(2) \u306e\u7b54\u3048\u304c\u5f97\u3089\u308c\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7570\u306a\u308b\u554f\u984c\u3067\u3042\u308c\u3070<\/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>\u3068\u3053\u308d\u3067\uff0c(1) \u304c\u300c$f$ \u3092\u6c42\u3081\u3088\u300d\u3068\u3044\u3046\u554f\u984c\u3060\u3063\u305f\u3089\u3069\u3046\u3067\u3057\u3087\u3046\uff1f<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>$R$ \u3068 $N$ \u304c\u542b\u307e\u308c\u306a\u3044\u5f62\u3067\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u3064\u308a\u5408\u3044\u3092\u7acb\u5f0f\u3067\u304d\u308b\u3068\u5b09\u3057\u3044\u3067\u3059\u3088\u306d\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u305f\u3081\u306b\u306f\uff0c\u300c\u58c1\u304b\u3089\u306e\u5782\u76f4\u6297\u529b $R$ \u306e\u4f5c\u7528\u7dda\u300d\u3068\u300c\u5e8a\u304b\u3089\u306e\u5782\u76f4\u6297\u529b $N$ \u306e\u4f5c\u7528\u7dda\u300d\u306e\u4ea4\u70b9\u3067\u3042\u308b $\\rmB\\mskip 1mu\\prime $ \u70b9\u3092\u56de\u8ee2\u8ef8\u306b\u53d6\u308c\u3070ok\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"163\" height=\"180\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406587.svg\" alt=\"\" class=\"wp-image-4640\"\/><noscript><img decoding=\"async\" width=\"163\" height=\"180\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406587.svg\" alt=\"\" class=\"wp-image-4640\"\/><\/noscript><\/figure>\n\n\n\n<p>\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u3064\u308a\u5408\u3044\u3092\uff0c<\/p>\n\n\n\n<p>$$\\bun{l\\cos\\theta}{2}\\cdot mg=l\\sin\\theta\\cdot f$$\u3068\u7acb\u5f0f\u3067\u304d\u308b\u305f\u3081\uff0c\u3053\u308c\u3092\u89e3\u304f\u3053\u3068\u3067\uff0c<\/p>\n\n\n\n<p>$$f=\\bun{mg}{2\\tan\\theta}$$\u304c\u76f4\u3061\u306b\u5f97\u3089\u308c\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u6b211 \u525b\u4f53\u304c\u9759\u6b62\u3059\u308b\u6761\u4ef62 \u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u3064\u308a\u5408\u3044 \u525b\u4f53\u304c\u9759\u6b62\u3059\u308b\u6761\u4ef6 \u4e26\u9032\u904b\u52d5\u306b\u3064\u3044\u3066 \u525b\u4f53\u306e\u904b\u52d5\u306f2\u7a2e\u985e\u3042\u308a\u307e\u3057\u305f\u304c\uff0c\u9759\u6b62\u3057\u3066\u3044\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u3069\u3061\u3089\u306e\u904b\u52d5\u3082\u884c\u3044\u307e\u305b\u3093\u3002 \u4e26\u9032\u904b\u52d5\u306b\u95a2\u3057\u3066\u306f\uff0c\u300c &#8230; <\/p>\n","protected":false},"author":1,"featured_media":4782,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20,39],"tags":[],"class_list":["post-4801","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\/4801"}],"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=4801"}],"version-history":[{"count":15,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/4801\/revisions"}],"predecessor-version":[{"id":4818,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/4801\/revisions\/4818"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/media\/4782"}],"wp:attachment":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4801"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4801"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4801"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}