{"id":4783,"date":"2023-11-10T14:54:34","date_gmt":"2023-11-10T05:54:34","guid":{"rendered":"https:\/\/torisetudy.com\/?p=4783"},"modified":"2025-04-03T00:58:36","modified_gmt":"2025-04-02T15:58:36","slug":"%e5%8a%9b%e3%81%ae%e3%83%a2%e3%83%bc%e3%83%a1%e3%83%b3%e3%83%88%e3%81%ae%e6%89%b1%e3%81%84","status":"publish","type":"post","link":"https:\/\/torisetudy.com\/?p=4783","title":{"rendered":"\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u6271\u3044"},"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> \u4f5c\u7528\u7dda<\/a><\/li><li><a href=\"#i-2\"><span class=\"toc_number toc_depth_1\">2<\/span> \u5177\u4f53\u7684\u306a\u7df4\u7fd2<\/a><\/li><\/ul><\/div>\n<h2 class=\"wp-block-heading\"><span id=\"i\">\u4f5c\u7528\u7dda<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u4f5c\u7528\u7dda\u3068\u306f<\/h3>\n\n\n\n<p>\u529b\u306e\u4f5c\u7528\u70b9\u304b\u3089\uff0c\u529b\u306e\u5411\u304d\u306b\u5f15\u3044\u305f\u76f4\u7dda\u3092<span class=\"st-mymarker-s\">\u4f5c\u7528\u7dda<\/span>\u3068\u3044\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u525b\u4f53\u306b\u4f5c\u7528\u3059\u308b\u529b\u3092\u8003\u3048\u308b\u3068\u304d\uff0c\u3053\u306e<span class=\"st-mymarker-s\">\u4f5c\u7528\u7dda\u4e0a\u3067\u529b\u3092\u5e73\u884c\u79fb\u52d5\u3055\u305b\u3066\u3082\u529b\u306e\u52b9\u679c\u306f\u5909\u308f\u3089\u306a\u3044<\/span>\u3053\u3068\u304c\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u6027\u8cea\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\uff0c\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u3092\u8a08\u7b97\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"210\" height=\"151\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406575.svg\" alt=\"\" class=\"wp-image-4784\"\/><noscript><img decoding=\"async\" width=\"210\" height=\"151\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406575.svg\" alt=\"\" class=\"wp-image-4784\"\/><\/noscript><\/figure>\n\n\n\n<p>$\\rmB$\u70b9\u3092\u4f5c\u7528\u70b9\u3068\u3057\u3066\u4f5c\u7528\u3057\u3066\u3044\u308b\u529b $\\vec{F}$ \u3067\u3059\u304c\uff0c\u4f5c\u7528\u7dda\u4e0a\u3067\u5e73\u884c\u79fb\u52d5\u3055\u305b\u3066\u3082\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306f\u5909\u5316\u3057\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>$\\rmA$\u70b9\u3068\u4f5c\u7528\u70b9\u3092\u7d50\u3076\u76f4\u7dda\u3068\u529b\u304c\u76f4\u4ea4\u3059\u308b\u5834\u5408\uff0c\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306f\uff0c<\/p>\n\n\n\n<p>$$\\stext{\uff08\u56de\u8ee2\u8ef8\u3068\u529b\u306e\u4f5c\u7528\u70b9\u306e\u8ddd\u96e2\uff09}\\times\\stext{\uff08\u529b\u306e\u5927\u304d\u3055\uff09}$$\u3068\u3057\u3066\u8a08\u7b97\u3067\u304d\u307e\u3059\u306e\u3067\uff0c\u56f3\u306e$\\rmB\\mskip 1mu\\prime $\u70b9\uff08$\\rmA$\u70b9\u304b\u3089\u4f5c\u7528\u7dda\u306b\u4e0b\u308d\u3057\u305f\u5782\u7dda\u306e\u8db3\uff09\u304c\u4f5c\u7528\u70b9\u3068\u306a\u308b\u4f4d\u7f6e\u306b $\\vec{F}$ \u3092\u79fb\u52d5\u3055\u305b\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3059\u308b\u3068\uff0c\u7dda\u5206$\\rmA\\rmB\\mskip 1mu\\prime $\u3068 $\\vec{F}$ \u304c\u76f4\u4ea4\u3059\u308b\u305f\u3081\uff0c\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306f\u53cd\u6642\u8a08\u56de\u308a\u306b\uff0c<br>$$M=l\\sin\\theta\\cdot F$$\u3068\u3057\u3066\u8a08\u7b97\u3067\u304d\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u5834\u3067\u529b\u306e\u7dda\u5206$\\rmA\\rmB$\u306b\u5782\u76f4\u306a\u6210\u5206\u3092\u53d6\u308a\u51fa\u3057\uff0c$M=l\\cdot F\\sin\\theta$ \u3068\u3057\u3066\u8a08\u7b97\u3057\u305f\u5834\u5408\u3068\u540c\u3058\u7d50\u679c\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3067\u304d\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>\u3053\u306e\u3088\u3046\u306b\uff0c\u56de\u8ee2\u8ef8\u304b\u3089\u4f5c\u7528\u7dda\u306b\u4e0b\u308d\u3057\u305f\u5782\u7dda\u306e\u8db3\u304c\u4f5c\u7528\u70b9\u306b\u306a\u308b\u4f4d\u7f6e\u306b\u529b\u3092\u79fb\u52d5\u3055\u305b\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3082\uff0c\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7dda\u5206$\\rmA\\rmB\\mskip 1mu\\prime $\u306e\u9577\u3055\u306f<span class=\"st-mymarker-s-b\">\u300c\u3046\u3067\u306e\u9577\u3055\u300d<\/span>\u3068\u547c\u3070\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u6c42\u3081\u65b9\u306e\u307e\u3068\u3081<\/h3>\n\n\n\n<p>\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u6c42\u3081\u65b92\u901a\u308a\u306f\u3044\u305a\u308c\u3082\u91cd\u8981\u3067\u3059\u306e\u3067\uff0c\u3069\u3061\u3089\u3067\u3082\u8a08\u7b97\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3063\u304b\u308a\u3068\u78ba\u8a8d\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\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>\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u307e\u3068\u3081<\/p><div class=\"st-in-mybox\">\n<p>\u56f3\u306e\u72b6\u6cc1\u306b\u304a\u3044\u3066\uff0c\u529b $\\vec{F}$ \u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u3092\u8a08\u7b97\u3059\u308b\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306e2\u901a\u308a\u3002\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u4f7f\u3044\u5206\u3051\u308b\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\u7406573.svg\" alt=\"\" class=\"wp-image-4629\"\/><noscript><img decoding=\"async\" width=\"155\" height=\"90\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406573.svg\" alt=\"\" class=\"wp-image-4629\"\/><\/noscript><\/figure>\n\n\n\n<h3 class=\"is-style-st-heading-custom-count post-hashiro-countA wp-block-heading\">\u305d\u306e\u5834\u3067\u529b\u3092\u5206\u89e3\u3059\u308b<\/h3>\n\n\n\n<p>\u56de\u8ee2\u8ef8\u3068\u529b\u306e\u4f5c\u7528\u70b9\u3092\u7d50\u3076\uff08\u7dda\u5206$\\rmA\\rmB$\uff09\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"177\" height=\"101\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406577.svg\" alt=\"\" class=\"wp-image-4632\"\/><noscript><img decoding=\"async\" width=\"177\" height=\"101\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406577.svg\" alt=\"\" class=\"wp-image-4632\"\/><\/noscript><\/figure>\n\n\n\n<p>\u305d\u306e\u5834\u3067\u7dda\u5206$\\rmA\\rmB$\u306b\u5782\u76f4\u306a\u529b\u306e\u6210\u5206 $F\\sin\\theta$ \u3092\u53d6\u308a\u51fa\u3057\uff0c\u7dda\u5206$\\rmA\\rmB$\u306e\u9577\u3055 $l$ \u3068\u306e\u7a4d\u3092\u3068\u308b\u3053\u3068\u3067\uff0c<\/p>\n\n\n\n<p>$$M=l\\cdot F\\sin\\theta$$\u3068\u3057\u3066\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u3092\u5f97\u308b\u3002<\/p>\n\n\n\n<h3 class=\"is-style-st-heading-custom-count post-hashiro-countA wp-block-heading\">\u529b\u3092\u79fb\u52d5\u3055\u305b\u308b<\/h3>\n\n\n\n<p>\u56de\u8ee2\u8ef8\u304b\u3089\u529b\u306e\u4f5c\u7528\u7dda\u306b\u4e0b\u308d\u3057\u305f\u5782\u7dda\u306e\u8db3\u306e\u4f4d\u7f6e\uff08$\\rmB\\mskip 1mu\\prime $\uff09\u307e\u3067\uff0c\u529b\u3092\u4f5c\u7528\u7dda\u4e0a\u3067\u5e73\u884c\u79fb\u52d5\u3055\u305b\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"210\" height=\"151\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406575.svg\" alt=\"\" class=\"wp-image-4784\"\/><noscript><img decoding=\"async\" width=\"210\" height=\"151\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406575.svg\" alt=\"\" class=\"wp-image-4784\"\/><\/noscript><\/figure>\n\n\n\n<p>\u3046\u3067\u306e\u9577\u3055 $l\\sin\\theta$ \u3092\u5229\u7528\u3057\u3066\uff0c<\/p>\n\n\n\n<p>$$\\begin{aligned} M=l\\sin\\theta\\cdot F \\end{aligned}$$\u3068\u3057\u3066\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u3092\u5f97\u308b\u3002<\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"i-2\">\u5177\u4f53\u7684\u306a\u7df4\u7fd2<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u4f8b\u984c\u3067\u306e\u78ba\u8a8d<\/h3>\n\n\n\n<p>2\u901a\u308a\u306e\u65b9\u6cd5\u3067\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u8a08\u7b97\u65b9\u6cd5\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002\u4f8b\u984c\u3067\u5177\u4f53\u7684\u306b\u7df4\u7fd2\u3057\u3066\u307f\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>\u6c34\u5e73\u306a\u5e8a\u306e\u4e0a\u306b\u7f6e\u304b\u308c\u305f\uff0c\u9ad8\u3055 $h$\uff0c\u6a2a\u5e45 $a$ \u306e\u7269\u4f53\u304c\u3042\u308b\u3002$\\rmA$\u70b9\uff0c$\\rmB$\u70b9\u306b\u306f\u305d\u308c\u305e\u308c\u56f3\u306e\u5411\u304d\u306b\u5927\u304d\u3055\u304c $F_1,\\,F_2$ \u306e\u529b\u304c\u52a0\u3048\u3089\u308c\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p>\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u6b63\u306e\u5411\u304d\u3092\u53cd\u6642\u8a08\u56de\u308a\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=\"133\" height=\"150\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406576.svg\" alt=\"\" class=\"wp-image-4631\"\/><noscript><img decoding=\"async\" width=\"133\" height=\"150\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406576.svg\" alt=\"\" class=\"wp-image-4631\"\/><\/noscript><\/figure>\n\n\n\n<p class=\"setumonnkakko\">$\\rmO$\u70b9\u307e\u308f\u308a\u306e\uff0c\u529b $F_1$ \u306e\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u3092\u6c42\u3081\u3088\u3002<\/p>\n\n\n\n<p class=\"setumonnkakko\">$\\rmO$\u70b9\u307e\u308f\u308a\u306e\uff0c\u529b$F_2$ \u306e\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u3092\u6c42\u3081\u3088\u3002<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">(1) \u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<p>\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u3092\u6c42\u3081\u308b\u969b\uff0c\u307e\u305a\u306f\u300c\u56de\u8ee2\u8ef8\u3068\u529b\u306e\u4f5c\u7528\u70b9\u3092\u7d50\u3076\u300d\u3068\u3044\u3046\u4f5c\u696d\u304b\u3089\u59cb\u3081\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"115\" height=\"150\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406578.svg\" alt=\"\" class=\"wp-image-4633\"\/><noscript><img decoding=\"async\" width=\"115\" height=\"150\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406578.svg\" alt=\"\" class=\"wp-image-4633\"\/><\/noscript><\/figure>\n\n\n\n<p>$\\rmO$\u3068$\\rmA$\u3092\u7d50\u3093\u3060\u3068\u304d\uff0c\u529b $F_1$ \u3068\u76f4\u4ea4\u3057\u307e\u3059\u306d\u3002\u3053\u306e\u5834\u5408\u306f\uff0c<br>$$\\begin{aligned} M&amp;=\\stext{\uff08\u56de\u8ee2\u8ef8\u3068\u529b\u306e\u4f5c\u7528\u70b9\u306e\u8ddd\u96e2\uff09}\\times\\stext{\uff08\u529b\u306e\u5927\u304d\u3055\uff09} \\end{aligned}$$\u3067\u901f\u3084\u304b\u306b\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>$\\rmO\\rmA=\\Bun34a$ \u3067\u3042\u308b\u3053\u3068\u3092\u8e0f\u307e\u3048\u308b\u3068\uff0c<\/p>\n\n\n\n<p>$$|M_1|=\\bun34aF_1$$\u304c\u6c42\u3081\u308b\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u5927\u304d\u3055\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306f\uff0c\u7269\u4f53\u3092\u53cd\u6642\u8a08\u56de\u308a\u306b\u56de\u8ee2\u3055\u305b\u308b\u4f5c\u7528\u3092\u6301\u3061\u307e\u3059\u306e\u3067\uff0c\u7b26\u53f7\u306f\u6b63\u3067\u3059\u3002\u3088\u3063\u3066\uff0c\u6c42\u3081\u308b\u7b54\u3048\u306f\uff0c<\/p>\n\n\n\n<p>$$M_1=\\bun34aF_1$$\u3067ok\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">(2) \u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<p>\u307e\u305a\u306f (1) \u3068\u540c\u69d8\u306b\uff0c$\\rmO$\u3068$\\rmB$\u3092\u7d50\u3073\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"133\" height=\"126\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406579.svg\" alt=\"\" class=\"wp-image-4634\"\/><noscript><img decoding=\"async\" width=\"133\" height=\"126\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406579.svg\" alt=\"\" class=\"wp-image-4634\"\/><\/noscript><\/figure>\n\n\n\n<p>\u3059\u308b\u3068\u4e0a\u56f3\u304c\u5f97\u3089\u308c\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>\u5c11\u3057\u3084\u3084\u3053\u3057\u3044\u306e\u3067\uff0c\u3069\u3061\u3089\u306e\u65b9\u6cd5\u304c\u3088\u3044\u304b\u3092\u3057\u3063\u304b\u308a\u3068\u8003\u3048\u3066\u89e3\u304d\u9032\u3081\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u4eca\u56de\u306f\u4f8b\u984c\u3067\u3059\u306e\u3067\uff0c\u3069\u3061\u3089\u306e\u65b9\u6cd5\u3067\u3082\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"is-style-st-heading-custom-count post-hashiro-countA wp-block-heading\">\u305d\u306e\u5834\u3067\u529b\u3092\u5206\u89e3\u3059\u308b<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"140\" height=\"127\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406580.svg\" alt=\"\" class=\"wp-image-4635\"\/><noscript><img decoding=\"async\" width=\"140\" height=\"127\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406580.svg\" alt=\"\" class=\"wp-image-4635\"\/><\/noscript><\/figure>\n\n\n\n<p>\u56f3\u306e\u3088\u3046\u306b\u89d2\u5ea6 $\\theta$ \u3092\u3068\u308a\uff0c\u529b $F_2$ \u3092\u5206\u89e3\u3057\u3066\u7dda\u5206$\\rmO\\rmA$\u306b\u5782\u76f4\u306a\u6210\u5206\u3092\u53d6\u308a\u51fa\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u76f4\u89d2\u4e09\u89d2\u5f62\u306b\u6ce8\u76ee\u3059\u308b\u3068\uff0c\u7dda\u5206$\\rmA\\rmB$\u306e\u9577\u3055\u304c $\\sqrt{a^2+h^2}$\uff0c$\\cos\\theta=\\Bun{h}{\\sqrt{a^2+h^2}}$ \u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>$\\rmA\\rmB$\u306b\u5782\u76f4\u306a\u529b\u306e\u6210\u5206\u306e\u5927\u304d\u3055\u306f $F_2\\cos\\theta$ \u3067\u3059\u306e\u3067\uff0c<br>$$\\begin{aligned} M_2&amp;=\\sqrt{a^2+h^2}\\cdot F_2\\cos\\theta\\ &amp;=F_2h \\end{aligned}$$\u3068\u3057\u3066\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u304c\u5f97\u3089\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>\u307e\u3041\u9762\u5012\u3067\u3059\u306d\u3002\u306f\u3044\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=\"is-style-st-heading-custom-count post-hashiro-countA wp-block-heading\">\u529b\u3092\u79fb\u52d5\u3055\u305b\u308b<\/h3>\n\n\n\n<p>\u529b $F_2$ \u3092\u4f5c\u7528\u7dda\u4e0a\u3067\u79fb\u52d5\u3055\u305b\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"124\" height=\"126\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406581.svg\" alt=\"\" class=\"wp-image-4636\"\/><noscript><img decoding=\"async\" width=\"124\" height=\"126\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406581.svg\" alt=\"\" class=\"wp-image-4636\"\/><\/noscript><\/figure>\n\n\n\n<p>\u56de\u8ee2\u8ef8\u3067\u3042\u308b$\\rmO$\u304b\u3089\u4f5c\u7528\u7dda\u306b\u4e0b\u308d\u3057\u305f\u5782\u7dda\u306e\u8db3$\\rmB\\mskip 1mu\\prime $\u304c\u4f5c\u7528\u70b9\u3068\u306a\u308b\u4f4d\u7f6e\u307e\u3067\u79fb\u52d5\u3055\u305b\u308b\u306e\u3067\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3059\u308b\u3068\uff0c$\\rmO\\rmB\\mskip 1mu\\prime $\u3068\u529b\u304c\u76f4\u4ea4\u3059\u308b\u305f\u3081\uff0c<\/p>\n\n\n\n<p>$$M_2=F_2h$$\u3068\u3057\u3066\u529b\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6bd4\u8f03\u3068\u307e\u3068\u3081<\/h3>\n\n\n\n<p>\u3069\u3046\u3067\u3057\u3087\u3046\uff01\u7d50\u679c\u306f\u540c\u3058\u3067 $M_2=F_2h$ \u3067\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u5834\u3067\u5206\u89e3\u3059\u308b\u306f\u975e\u5e38\u306b\u5384\u4ecb\u3067\u3057\u305f\u304c\uff0c\u529b\u3092\u79fb\u52d5\u3055\u305b\u308b\u65b9\u6cd5\u3060\u3068\u4e00\u77ac\u3067\u3059\u306d\uff01<\/p>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\uff0c\u3069\u3061\u3089\u306e\u65b9\u6cd5\u3092\u4f7f\u3046\u304b\u306b\u3088\u3063\u3066\u8a08\u7b97\u91cf\u304c\u5927\u304d\u304f\u5909\u308f\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u306e\u3067\uff0c\u3069\u3061\u3089\u306e\u65b9\u6cd5\u3082\u3057\u3063\u304b\u308a\u3068\u8eab\u306b\u4ed8\u3051\u3066\u304a\u304f\u3079\u304d\u306a\u306e\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u6b211 \u4f5c\u7528\u7dda2 \u5177\u4f53\u7684\u306a\u7df4\u7fd2 \u4f5c\u7528\u7dda \u4f5c\u7528\u7dda\u3068\u306f \u529b\u306e\u4f5c\u7528\u70b9\u304b\u3089\uff0c\u529b\u306e\u5411\u304d\u306b\u5f15\u3044\u305f\u76f4\u7dda\u3092\u4f5c\u7528\u7dda\u3068\u3044\u3044\u307e\u3059\u3002 \u525b\u4f53\u306b\u4f5c\u7528\u3059\u308b\u529b\u3092\u8003\u3048\u308b\u3068\u304d\uff0c\u3053\u306e\u4f5c\u7528\u7dda\u4e0a\u3067\u529b\u3092\u5e73\u884c\u79fb\u52d5\u3055\u305b\u3066\u3082\u529b\u306e\u52b9\u679c\u306f\u5909\u308f\u3089\u306a\u3044\u3053\u3068\u304c &#8230; <\/p>\n","protected":false},"author":1,"featured_media":4781,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20,39],"tags":[],"class_list":["post-4783","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\/4783"}],"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=4783"}],"version-history":[{"count":11,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/4783\/revisions"}],"predecessor-version":[{"id":4795,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/4783\/revisions\/4795"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/media\/4781"}],"wp:attachment":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4783"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4783"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4783"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}