{"id":30,"date":"2023-06-27T05:31:34","date_gmt":"2023-06-27T05:31:34","guid":{"rendered":"https:\/\/physigeek.com\/ja\/%e6%a9%9f%e6%a2%b0%e3%82%b9%e3%82%b1%e3%83%bc%e3%83%ab\/"},"modified":"2023-06-27T05:31:34","modified_gmt":"2023-06-27T05:31:34","slug":"%e6%a9%9f%e6%a2%b0%e3%82%b9%e3%82%b1%e3%83%bc%e3%83%ab","status":"publish","type":"post","link":"https:\/\/physigeek.com\/ja\/%e6%a9%9f%e6%a2%b0%e3%82%b9%e3%82%b1%e3%83%bc%e3%83%ab\/","title":{"rendered":"\u30e1\u30ab\u30cb\u30ab\u30eb\u30b9\u30b1\u30fc\u30eb"},"content":{"rendered":"<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u30e1\u30ab\u30cb\u30ab\u30eb\u30d0\u30e9\u30f3\u30b9\u3068\u306f\u4f55\u304b\u3092\u3044\u304f\u3064\u304b\u306e\u4f8b\u3092\u6319\u3052\u3066\u8aac\u660e\u3057\u307e\u3059\u3002\u3055\u307e\u3056\u307e\u306a\u30bf\u30a4\u30d7\u306e\u30d0\u30e9\u30f3\u30b9\u3082\u898b\u3064\u304b\u308a\u3001\u3055\u3089\u306b\u3001\u6bb5\u968e\u7684\u306b\u89e3\u6c7a\u3055\u308c\u308b\u30a8\u30af\u30b5\u30b5\u30a4\u30ba\u3067\u7df4\u7fd2\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%C2%BFQue-es-el-equilibrio-mecanico\"><\/span>\u30e1\u30ab\u30cb\u30ab\u30eb\u30d0\u30e9\u30f3\u30b9\u3068\u306f\u4f55\u3067\u3059\u304b?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>\u6a5f\u68b0\u7684\u5e73\u8861\u3068<\/strong>\u306f\u3001\u7269\u4f53\u306b\u52a0\u3048\u3089\u308c\u308b\u529b\u3068\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u5408\u8a08\u304c\u30bc\u30ed\u306b\u7b49\u3057\u3044\u3068\u304d\u306e\u5b9a\u5e38\u72b6\u614b\u3067\u3059\u3002<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-441bf2d412ef3319b082457d569ae4ea_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle\\sum\\vv{F}=0\\qquad\\sum\\vv{M}=0\" title=\"Rendered by QuickLaTeX.com\" height=\"25\" width=\"194\" style=\"vertical-align: -8px;\"><\/p>\n<\/p>\n<p><strong>\u3057\u305f\u304c\u3063\u3066\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u5e73\u8861\u72b6\u614b\u306b\u306a\u308b\u306b\u306f 2 \u3064\u306e\u6761\u4ef6\u3092\u6e80\u305f\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059<\/strong>\u3002\u30d0\u30e9\u30f3\u30b9\u306e\u6700\u521d\u306e\u6761\u4ef6\u306f\u3001\u5404\u8ef8\u306e\u529b\u306e\u5408\u8a08\u304c\u30bc\u30ed\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3053\u3068\u3092\u78ba\u7acb\u3057\u307e\u3059\u3002<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-880d0e2ca3e0dc28c37888e1cc160968_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle\\sum\\vv{F_x}=0\\quad\\sum\\vv{F_y}=0\\quad\\sum\\vv{F_z}=0\" title=\"Rendered by QuickLaTeX.com\" height=\"25\" width=\"283\" style=\"vertical-align: -8px;\"><\/p>\n<\/p>\n<p>\u540c\u69d8\u306b\u30012 \u756a\u76ee\u306e\u5e73\u8861\u6761\u4ef6\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u5e73\u8861\u72b6\u614b\u306b\u3042\u308b\u3068\u307f\u306a\u3055\u308c\u308b\u305f\u3081\u306b\u306f\u3001\u5404\u8ef8\u306e\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u5408\u8a08\u304c\u30bc\u30ed\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-ecdea042f883d6816356e84c5ead485b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle\\sum\\vv{M_x}=0\\quad\\sum\\vv{M_y}=0\\quad\\sum\\vv{M_z}=0\" title=\"Rendered by QuickLaTeX.com\" height=\"25\" width=\"301\" style=\"vertical-align: -8px;\"><\/p>\n<\/p>\n<p>\u3053\u308c\u3089 2 \u3064\u306e\u5e73\u8861\u306e\u6cd5\u5247\u304c\u5c0a\u91cd\u3055\u308c\u308b\u5834\u5408\u3001\u7269\u4f53\u306b\u306f\u76f4\u7dda\u52a0\u901f\u5ea6\u3082\u89d2\u52a0\u901f\u5ea6\u3082\u5b58\u5728\u3057\u306a\u3044\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u7269\u4f53\u306f\u9759\u6b62\u3057\u3066\u3044\u308b\u304b\u3001\u4e00\u5b9a\u306e\u7dda\u901f\u5ea6\u3067\u79fb\u52d5\u3057\u3066\u3044\u308b\u304b\u3001\u307e\u305f\u306f\u4e00\u5b9a\u306e\u89d2\u901f\u5ea6\u3067\u56de\u8ee2\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u7269\u7406\u5b66\u3067\u306f\u3001\u7269\u4f53\u304c\u6a5f\u68b0\u7684\u5e73\u8861\u306b\u3042\u308b\u3068\u304d\u3001\u4e26\u9032\u304a\u3088\u3073\u56de\u8ee2\u306e\u5e73\u8861\u306b\u3042\u308b\u3001\u307e\u305f\u306f\u5358\u306b\u5e73\u8861\u306b\u3042\u308b\u3068\u3082\u8a00\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u306f\u6a5f\u68b0\u7684\u30d0\u30e9\u30f3\u30b9\u304c\u4f55\u3067\u3042\u308b\u304b\u3092\u8aac\u660e\u3059\u308b 1 \u3064\u306e\u65b9\u6cd5\u3067\u3042\u308a\u3001\u79c1\u306e\u89b3\u70b9\u304b\u3089\u6700\u3082\u5358\u7d14\u3067\u3059\u304c\u3001\u4ee5\u4e0b\u3067\u306f\u6a5f\u68b0\u7684\u30d0\u30e9\u30f3\u30b9\u3092\u5b9a\u7fa9\u3059\u308b\u5225\u306e\u65b9\u6cd5\u3092\u898b\u3066\u3044\u304d\u307e\u3059\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ejemplos-de-equilibrio-mecanico\"><\/span>\u30e1\u30ab\u30cb\u30ab\u30eb\u30d0\u30e9\u30f3\u30b9\u306e\u4f8b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6a5f\u68b0\u7684\u30b9\u30b1\u30fc\u30eb\u306e\u5b9a\u7fa9\u3092\u8003\u616e\u3057\u3066\u3001\u6982\u5ff5\u3092\u3088\u308a\u3088\u304f\u7406\u89e3\u3059\u308b\u305f\u3081\u306b\u3001\u4ee5\u4e0b\u306b\u6a5f\u68b0\u7684\u30b9\u30b1\u30fc\u30eb\u306e\u3044\u304f\u3064\u304b\u306e\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n<ol style=\"color:#4fd12f; font-weight: bold;\">\n<li style=\"margin-bottom:25px\"><span style=\"color:#101010;font-weight: normal;\">\u6a5f\u68b0\u7684\u5929\u79e4\u306e\u4f8b\u3068\u3057\u3066\u306f\u3001\u5929\u4e95\u304b\u3089\u540a\u308a\u4e0b\u3052\u3089\u308c\u305f\u30e9\u30f3\u30d7\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\u30e9\u30f3\u30d7\u3092\u652f\u6301\u3059\u308b\u305f\u3081\u306b\u52a0\u3048\u3089\u308c\u308b\u529b\u304c\u305d\u306e\u91cd\u91cf\u306e\u529b\u306b\u5bfe\u6297\u3059\u308b\u305f\u3081\u3001\u30e9\u30f3\u30d7\u306f\u9759\u6b62\u3057\u3066\u304a\u308a\u3001\u3057\u305f\u304c\u3063\u3066\u6a5f\u68b0\u7684\u306b\u5e73\u8861\u306e\u4f4d\u7f6e\u306b\u3042\u308a\u307e\u3059\u3002<\/span><\/li>\n<li style=\"margin-bottom:25px\"><span style=\"color:#101010;font-weight: normal;\">\u6a5f\u68b0\u30b9\u30b1\u30fc\u30eb\u306e\u5225\u306e\u4f8b\u306f\u3001\u91cd\u91cf\u8a08\u3067\u3059\u3002\u30c6\u30f3\u30d7\u30a2\u30fc\u30e0\u306e\u56de\u8ee2\u304c\u505c\u6b62\u3059\u308b\u3068\u3001\u30c6\u30f3\u30d7\u30a2\u30fc\u30e0\u306b\u304b\u304b\u308b\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u5408\u8a08\u304c\u30bc\u30ed\u306b\u306a\u308a\u3001\u6a5f\u68b0\u7684\u306b\u5e73\u8861\u72b6\u614b\u306b\u3042\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/span><\/li>\n<li><span style=\"color:#101010;font-weight: normal;\">\u6a5f\u68b0\u7684\u5e73\u8861\u306e\u6700\u5f8c\u306e\u4f8b\u3068\u3057\u3066\u3001\u4e00\u5b9a\u306e\u901f\u5ea6\u3067\u79fb\u52d5\u3059\u308b\u81ea\u52d5\u8eca\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u8eca\u304c\u4e00\u5b9a\u306e\u901f\u5ea6\u3067\u79fb\u52d5\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u305d\u308c\u306f\u52a0\u901f\u5ea6\u304c\u30bc\u30ed\u3067\u3042\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u3001\u3057\u305f\u304c\u3063\u3066\u529b\u3068\u30e2\u30fc\u30e1\u30f3\u30c8\u306e\u5408\u8a08\u306f\u30bc\u30ed\u306b\u306a\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u6a5f\u68b0\u7684\u306b\u5e73\u8861\u72b6\u614b\u306b\u3042\u308a\u307e\u3059\u3002<\/span> <\/li>\n<\/ol>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tipos-de-equilibrios\"><\/span>\u30b9\u30b1\u30fc\u30eb\u306e\u7a2e\u985e<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6a5f\u68b0\u7684\u3066\u3093\u3073\u3093\u306b\u306f\u3001\u5b89\u5b9a\u3057\u305f\u3066\u3093\u3073\u3093\u3001\u4e0d\u5b89\u5b9a\u306a\u3066\u3093\u3073\u3093\u3001\u7121\u95a2\u5fc3\u306a\u3066\u3093\u3073\u3093\u306e 3 \u3064\u306e\u7570\u306a\u308b\u30bf\u30a4\u30d7\u306e\u3066\u3093\u3073\u3093\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u5b89\u5b9a\u5e73\u8861<\/strong>: \u7269\u4f53\u306f\u79fb\u52d5\u5f8c\u306b\u5143\u306e\u4f4d\u7f6e\u306b\u623b\u308b\u3068\u304d\u3001\u5b89\u5b9a\u3057\u305f\u5e73\u8861\u72b6\u614b\u306b\u3042\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u632f\u308a\u5b50\u3002<\/li>\n<li><strong>\u4e0d\u5b89\u5b9a\u306a\u5e73\u8861<\/strong>: \u529b\u306b\u3088\u3063\u3066\u62bc\u3057\u306e\u3051\u3089\u308c\u305f\u5f8c\u3001\u5e73\u8861\u4f4d\u7f6e\u3092\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u5834\u5408\u3001\u7269\u4f53\u306f\u4e0d\u5b89\u5b9a\u306a\u5e73\u8861\u72b6\u614b\u306b\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u925b\u7b46\u3092\u5782\u76f4\u306b\u6301\u3061\u307e\u3059\u3002<\/li>\n<li><strong>\u7121\u95a2\u5fc3\u5e73\u8861<\/strong>(\u307e\u305f\u306f\u4e2d\u7acb\u5e73\u8861): \u7269\u4f53\u304c\u5e73\u8861\u4f4d\u7f6e\u3092\u5931\u3063\u305f\u3068\u304d\u306b\u3001\u65b0\u3057\u3044\u7570\u306a\u308b\u5e73\u8861\u4f4d\u7f6e\u3092\u898b\u3064\u3051\u305f\u5834\u5408\u3001\u7269\u4f53\u306f\u7121\u95a2\u5fc3\u5e73\u8861\u306b\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u5730\u9762\u306b\u7f6e\u304b\u308c\u305f\u5927\u7406\u77f3\u3002 <\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Relacion-del-equilibrio-mecanico-con-la-energia-potencial\"><\/span>\u6a5f\u68b0\u7684\u30d0\u30e9\u30f3\u30b9\u3068\u4f4d\u7f6e\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u95a2\u4fc2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u4ee5\u4e0b\u3067\u8aac\u660e\u3059\u308b\u3088\u3046\u306b\u3001\u6a5f\u68b0\u7684\u30d0\u30e9\u30f3\u30b9\u306f\u6570\u5b66\u7684\u306b\u4f4d\u7f6e\u30a8\u30cd\u30eb\u30ae\u30fc\u306b\u95a2\u9023\u3057\u3066\u3044\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u6a5f\u68b0\u7684\u5e73\u8861\u306e\u610f\u5473\u306f\u3001\u7406\u89e3\u3059\u308b\u306e\u304c\u5c11\u3057\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u304c\u3001\u4f4d\u7f6e\u30a8\u30cd\u30eb\u30ae\u30fc\u306b\u3088\u3063\u3066\u3082\u8aac\u660e\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><strong>\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u305d\u306e\u70b9\u3067\u306e\u4f4d\u7f6e\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u4e00\u6b21\u5c0e\u95a2\u6570\u304c\u30bc\u30ed\u306b\u7b49\u3057\u3044\u70b9\u3067\u6a5f\u68b0\u7684\u5e73\u8861\u306b\u3042\u308a\u307e\u3059<\/strong>\u3002<\/p>\n<p>\u540c\u69d8\u306b\u3001\u4e8c\u6b21\u5c0e\u95a2\u6570\u306e\u7b26\u53f7\u306b\u5fdc\u3058\u3066\u3001\u305d\u308c\u304c\u3069\u306e\u30bf\u30a4\u30d7\u306e\u5e73\u8861\u3067\u3042\u308b\u304b\u3092\u533a\u5225\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u5b89\u5b9a\u5e73\u8861<\/strong>: \u305d\u306e\u70b9\u306e\u4f4d\u7f6e\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u4e8c\u6b21\u5c0e\u95a2\u6570\u304c\u6b63\u306e\u5834\u5408\u3001\u305d\u306e\u70b9\u306f\u5b89\u5b9a\u5e73\u8861\u306b\u3042\u308a\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u3053\u306e\u6642\u70b9\u3067\u4f4d\u7f6e\u30a8\u30cd\u30eb\u30ae\u30fc\u95a2\u6570\u304c\u6700\u5c0f\u5024\u3092\u6301\u3064\u5834\u5408\u3067\u3059\u3002<\/li>\n<li><strong>\u4e0d\u5b89\u5b9a\u5e73\u8861<\/strong>: \u305d\u306e\u70b9\u306e\u4f4d\u7f6e\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u4e8c\u6b21\u5c0e\u95a2\u6570\u304c\u8ca0\u306e\u5834\u5408\u3001\u305d\u306e\u70b9\u306f\u4e0d\u5b89\u5b9a\u5e73\u8861\u306b\u3042\u308a\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u4f4d\u7f6e\u30a8\u30cd\u30eb\u30ae\u30fc\u95a2\u6570\u304c\u3053\u306e\u6642\u70b9\u3067\u6700\u5927\u5024\u3092\u6301\u3064\u5834\u5408\u3067\u3059\u3002<\/li>\n<li><strong>\u7121\u95a2\u5fc3\u5e73\u8861<\/strong>: \u3053\u306e\u70b9\u306e\u4f4d\u7f6e\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u4e8c\u6b21\u5c0e\u95a2\u6570\u304c\u30bc\u30ed\u306e\u5834\u5408\u3001\u70b9\u306f\u7121\u95a2\u5fc3\u5e73\u8861\u306b\u3042\u308a\u307e\u3059\u3002 <\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ejercicio-resuelto-del-equilibrio-mecanico\"><\/span>\u30e1\u30ab\u30cb\u30ab\u30eb\u30d0\u30e9\u30f3\u30b9\u6f14\u7fd2\u304c\u89e3\u6c7a\u3055\u308c\u307e\u3057\u305f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6a5f\u68b0\u7684\u5e73\u8861\u72b6\u614b\u3067\u8cea\u91cf 25 kg \u306e\u6b21\u306e\u5186\u67f1\u3092\u652f\u3048\u308b\u305f\u3081\u306b\u5404\u50be\u659c\u9762\u304c\u53ca\u307c\u3055\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u529b\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002\u904b\u52d5\u4e2d\u306f\u6469\u64e6\u3092\u7121\u8996\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/probleme-resolu-balance-mecanique.png\" alt=\"\u30e1\u30ab\u30cb\u30ab\u30eb\u30d0\u30e9\u30f3\u30b9\u306e\u554f\u984c\u304c\u89e3\u6c7a\u3055\u308c\u307e\u3057\u305f\" class=\"wp-image-512\" width=\"261\" height=\"145\" srcset=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/probleme-resolu-balance-mecanique-300x167.png 300w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/probleme-resolu-balance-mecanique.png 495w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\"><\/figure>\n<\/div>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__FFF8E1\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#FFF8E1\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"><strong>\u89e3\u6c7a\u7b56\u3092\u898b\u308b<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\">\u3059\u3079\u3066\u306e\u9759\u529b\u5b66\u554f\u984c\u3068\u540c\u69d8\u3001\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\u3001\u307e\u305a\u30b7\u30b9\u30c6\u30e0\u306e\u81ea\u7531\u4f53\u56f3\u3092\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/exercice-resolu-equilibre-mecanique.png\" alt=\"\u6a5f\u68b0\u7684\u30d0\u30e9\u30f3\u30b9\u306e\u89e3\u6c7a\u3055\u308c\u305f\u30d0\u30e9\u30f3\u30b9\" class=\"wp-image-513\" width=\"302\" height=\"209\" srcset=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/exercice-resolu-equilibre-mecanique-300x208.png 300w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/exercice-resolu-equilibre-mecanique.png 516w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\">\u793a\u3055\u308c\u308b\u529b\uff2e <sub>\uff11\uff58<\/sub> \u3001\uff2e <sub>\uff11\uff59<\/sub>\u304a\u3088\u3073\uff2e <sub>\uff12\uff58<\/sub> \u3001\uff2e <sub>\uff12\uff59<\/sub>\u306f\u3001\u305d\u308c\u305e\u308c\u529b\uff2e <sub>\uff11<\/sub>\u304a\u3088\u3073\uff2e <sub>\uff12<\/sub>\u306e\u6210\u5206\u3067\u3042\u308b\u3053\u3068\u306b\u7559\u610f\u3055\u308c\u305f\u3044\u3002<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-23643671c6a4042138594c9445ed1c69_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"N_{1x}=N_1\\cdot \\text{sin}(40\u00ba)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"141\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-8a22b8153b07362045e842df78bf1889_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"N_{1y}=N_1\\cdot \\text{cos}(40\u00ba)\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"142\" style=\"vertical-align: -6px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-a3500d29bd3aa0cd7c3c1d1e5db5cfe9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"N_{2x}=N_2\\cdot \\text{sin}(55\u00ba)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"141\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-4b9cafb2c9c9fc5edcd519e6179ebd0a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"N_{2y}=N_2\\cdot \\text{cos}(55\u00ba)\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"142\" style=\"vertical-align: -6px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u3057\u305f\u304c\u3063\u3066\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u6a5f\u68b0\u7684\u5e73\u8861\u72b6\u614b\u306b\u3042\u308b\u305f\u3081\u306b\u306f\u3001\u6b21\u306e 2 \u3064\u306e\u65b9\u7a0b\u5f0f\u304c\u6e80\u305f\u3055\u308c\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-a0317629d735caf1eea5b0cc5f628345_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"N_{1x}-N_{2x}=0\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"114\" style=\"vertical-align: -3px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-aac3d43e84c888bc44eaa971ba86ab8b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"N_{1y}+N_{2y}-P=0\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"148\" style=\"vertical-align: -6px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u6700\u521d\u306e\u65b9\u7a0b\u5f0f\u304b\u3089\u30012 \u3064\u306e\u5e73\u9762\u306e\u529b\u306b\u306f\u6b21\u306e\u95a2\u4fc2\u304c\u3042\u308b\u3053\u3068\u304c\u63a8\u6e2c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-a0317629d735caf1eea5b0cc5f628345_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"N_{1x}-N_{2x}=0\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"114\" style=\"vertical-align: -3px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-666ce28dd9441d310bfc2332f91fa94c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"N_{1x}=N_{2x}\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"82\" style=\"vertical-align: -3px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-6f6d5654bb8b3230136251a4d0d83d9d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"N_1\\cdot \\text{sin}(40\u00ba)=N_2\\cdot \\text{sin}(55\u00ba)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"199\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-8cc022d84ea1b54e979cdddfe833ca26_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"N_1=\\cfrac{N_2\\cdot \\text{sin}(55\u00ba)}{\\text{sin}(40\u00ba)}\" title=\"Rendered by QuickLaTeX.com\" height=\"45\" width=\"137\" style=\"vertical-align: -17px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-ba903677b54cd02a6060d0f8fd05e0b8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"N_1=1,27\\cdot N_2\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"114\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u6b21\u306b\u30012 \u756a\u76ee\u306e\u65b9\u7a0b\u5f0f\u306e\u5909\u6570\u3092\u5f0f\u306b\u7f6e\u304d\u63db\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002 <\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-aac3d43e84c888bc44eaa971ba86ab8b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"N_{1y}+N_{2y}-P=0\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"148\" style=\"vertical-align: -6px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-8e40c0f5e4890cbf92cba43e37f1bc5d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"N_1\\cdot \\text{cos}(40\u00ba)+N_2\\cdot \\text{cos}(55\u00ba)-m\\cdot g=0\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"293\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-e3937cd826f192bc224dff97820dc6f4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"N_1\\cdot 0,77+N_2\\cdot 0,57-25\\cdot 9,81=0\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"279\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-e98d7fb02f7ae8bcc04e4814e7d05270_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"0,77\\cdot N_1+0,57\\cdot N_2-245,25=0\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"267\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u305d\u3057\u3066\u3001\u6700\u521d\u306e\u65b9\u7a0b\u5f0f\u3067\u898b\u3064\u304b\u3063\u305f\u95a2\u4fc2\u3092\u4ee3\u5165\u3057\u3066\u3001\u529b N <sub>2<\/sub>\u306e\u5024\u3092\u6c42\u3081\u307e\u3059\u3002 <\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-c2e67a1cd5ea8a92a2db40c1763e6f6c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"0,77\\cdot 1,27\\cdot N_2+0,57\\cdot N_2-245,25=0\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"314\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-671d06ee81dab531cb66ade8e69bd747_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"0,98\\cdot N_2+0,57\\cdot N_2=245,25\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"235\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-da85ebb37019fad25bf3486ac83f79ed_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"1,55\\cdot N_2=245,25\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"143\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-e8d486a3480f434c9e78a1189bb0e4ce_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"N_2=\\cfrac{245,25}{1,55}=158,26 \\N\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"176\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u305d\u3057\u3066\u6700\u5f8c\u306b\u3001\u529b\u9593\u306e\u95a2\u4fc2\u3067\u898b\u3064\u304b\u3063\u305f\u5024\u3092\u4ee3\u5165\u3057\u3066\u6c7a\u5b9a\u3057\u307e\u3059\u3002<meta charset=\"utf-8\"> <sub>1<\/sub>\u4f4d\uff1a <\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-1bda6d097b084cf4c8caa0e7ebea9a53_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"N_1=1,27\\cdot N_2=1,27\\cdot 158,26=200,95\\N\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"313\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end 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