{"id":9063,"date":"2022-08-18T23:57:10","date_gmt":"2022-08-18T14:57:10","guid":{"rendered":"https:\/\/hatsudy.com\/jp\/?p=9063"},"modified":"2022-09-06T22:00:48","modified_gmt":"2022-09-06T13:00:48","slug":"momentum","status":"publish","type":"post","link":"https:\/\/hatsudy.com\/jp\/momentum.html","title":{"rendered":"\u904b\u52d5\u91cf\u3068\u529b\u7a4d\uff1a\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u306e\u516c\u5f0f\u3068\u885d\u7a81\u6642\u306e\u901f\u5ea6\u8a08\u7b97"},"content":{"rendered":"\n<p>2\u3064\u306e\u7269\u4f53\u304c\u885d\u7a81\u3059\u308b\u3068\u304d\u3001\u7269\u7406\u3067\u5229\u7528\u3055\u308c\u308b\u6982\u5ff5\u306b\u904b\u52d5\u91cf\u304c\u3042\u308a\u307e\u3059\u30022\u3064\u306e\u7269\u4f53\u304c\u885d\u7a81\u3059\u308b\u3068\u3001\u305d\u306e\u5f8c\u306e\u30b9\u30d4\u30fc\u30c9\u306f\u5909\u5316\u3057\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u3001\u904b\u52d5\u91cf\u3092\u5229\u7528\u3057\u3066\u885d\u7a81\u5f8c\u306e\u901f\u5ea6\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u904b\u52d5\u91cf\u306e\u8a08\u7b97\u3092\u3059\u308b\u3068\u304d\u3001\u5fc5\u305a\u529b\u7a4d\u3092\u7406\u89e3\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002\u7269\u8cea\u306b\u5bfe\u3057\u3066\u529b\u7a4d\u304c\u52a0\u308f\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u901f\u5ea6\u304c\u901f\u304f\u306a\u308a\u307e\u3059\uff08\u307e\u305f\u306f\u901f\u5ea6\u304c\u9045\u304f\u306a\u308a\u307e\u3059\uff09\u3002<\/p>\n<p>\u307e\u305f\u904b\u52d5\u3068\u529b\u7a4d\u3067\u5b66\u3076\u91cd\u8981\u306a\u5185\u5bb9\u304c\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3067\u3059\u30022\u3064\u306e\u7269\u4f53\u304c\u885d\u7a81\u3059\u308b\u524d\u5f8c\u3067\u306f\u3001\u904b\u52d5\u91cf\u306e\u7dcf\u548c\u306f\u540c\u3058\u3067\u3059\u3002\u3053\u306e\u6cd5\u5247\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u885d\u7a81\u5f8c\u306e\u901f\u5ea6\u3092\u8a08\u7b97\u3067\u304d\u308b\u306e\u3067\u3059\u3002\u4f5c\u7528\u30fb\u53cd\u4f5c\u7528\u306b\u3088\u308b\u529b\u306e\u307f\u304c\u50cd\u304f\u5834\u5408\u3001\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u304c\u6709\u52b9\u3067\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u306f\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3068\u4f3c\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3001\u4e21\u8005\u306f\u660e\u78ba\u306b\u5206\u3051\u3066\u4f7f\u308f\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002\u305d\u3053\u3067\u904b\u52d5\u91cf\u306e\u8a73\u7d30\u3084\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u306e\u4f7f\u3044\u65b9\u3001\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3068\u306e\u9055\u3044\u3092\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h2>\u904b\u52d5\u91cf\u3068\u529b\u7a4d\u306e\u95a2\u4fc2<\/h2>\n<p>\u885d\u7a81\u3059\u308b\u305f\u3081\u306b\u306f\u30012\u3064\u306e\u7269\u4f53\u304c\u5b58\u5728\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u30021\u3064\u306e\u7269\u4f53\u3060\u3051\u3067\u885d\u7a81\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u30021\u3064\u306e\u7269\u4f53\u3067\u306f\u306a\u304f\u30012\u3064\u306e\u7269\u4f53\u304c\u95a2\u4fc2\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u975e\u5e38\u306b\u91cd\u8981\u3067\u3042\u308a\u30012\u3064\u306e\u7269\u4f53\u304c\u885d\u7a81\u3057\u3066\u3044\u308b\u5834\u9762\u3067\u904b\u52d5\u91cf\u3092\u5229\u7528\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u904b\u52d5\u91cf\u3068\u306f\u3001\u904b\u52d5\u306e\u6fc0\u3057\u3055\u3092\u8868\u3057\u307e\u3059\u3002\u307e\u305f\u904b\u52d5\u91cf\\(p\\)\u306f\u8cea\u91cf\\(m\\)\u3068\u901f\u5ea6\\(v\\)\u3092\u5229\u7528\u3057\u3066\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8868\u3055\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(\\overrightarrow{p}=m\\overrightarrow{v}\\)<\/li>\n<\/ul>\n<p>\u516c\u5f0f\u3092\u898b\u3066\u308f\u304b\u308b\u901a\u308a\u3001<span style=\"color: #0000ff;\">\u904b\u52d5\u306e\u6fc0\u3057\u3055\u306f\u8cea\u91cf\u3068\u901f\u5ea6\u3067\u6c7a\u307e\u308a\u307e\u3059\u3002<\/span>\u4f8b\u3048\u3070\u901f\u5ea6\u304c\u540c\u3058\u3067\u3042\u3063\u3066\u3082\u3001\u8efd\u3044\u7269\u8cea\u3067\u306f\u885d\u6483\u304c\u5c0f\u3055\u304f\u3001\u91cd\u3044\u7269\u4f53\u3067\u306f\u885d\u6483\u304c\u5927\u304d\u3044\u3067\u3059\u3002\u540c\u3058\u901f\u5ea6\u3067\u3042\u3063\u3066\u3082\u3001\u30d4\u30f3\u30dd\u30f3\u7389\u304c\u885d\u7a81\u3059\u308b\u3088\u308a\u3082\u3001\u8eca\u304c\u885d\u7a81\u3059\u308b\u307b\u3046\u304c\u885d\u6483\u306f\u5927\u304d\u3044\u3067\u3059\u3002\u3053\u308c\u3092\u516c\u5f0f\u3067\u8868\u3057\u3066\u3044\u308b\u306e\u304c\u904b\u52d5\u91cf\u3067\u3059\u3002<\/p>\n<p>\u307e\u305f\u8cea\u91cf\u304c\u540c\u3058\u3067\u3042\u3063\u3066\u3082\u3001\u901f\u5ea6\u304c\u901f\u3044\u3068\u7269\u4f53\u306f\u6fc0\u3057\u304f\u904b\u52d5\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u8efd\u3044\u7269\u4f53\u3067\u3042\u3063\u3066\u3082\u3001\u9283\u5f3e\u306e\u3088\u3046\u306b\u901f\u5ea6\u304c\u901f\u3044\u5834\u5408\u3001\u885d\u6483\u306f\u5927\u304d\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>\u52a0\u308f\u308b\u529b\u306e\u5408\u8a08\u304c\u529b\u7a4d<\/h3>\n<p>1\u3064\u306e\u7269\u4f53\u306b\u529b\u3092\u52a0\u3048\u308b\u3053\u3068\u3067\u901f\u5ea6\u304c\u5909\u5316\u3059\u308b\u3068\u304d\u3001\u3069\u308c\u3060\u3051\u306e\u529b\u3092\u52a0\u3048\u305f\u306e\u304b\u3092\u8868\u3059\u6307\u6a19\u306b<span style=\"color: #ff0000;\">\u529b\u7a4d<\/span>\u304c\u3042\u308a\u307e\u3059\u3002\u7269\u4f53\u304c\\(t\\)\u79d2\u9593\u3001\u529b\\(F\\)\u3092\u53d7\u3051\u308b\u5834\u5408\u3001\u529b\u7a4d\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8868\u3055\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u529b\u7a4d\\(=Ft\\)<\/li>\n<\/ul>\n<p>1\u3064\u306e\u7269\u4f53\u306b\u5bfe\u3057\u3066\u529b\uff08\u885d\u6483\uff09\u3092\u52a0\u3048\u3001\u901f\u5ea6\u3092\u5909\u5316\u3055\u305b\u308b\u306b\u3057\u3066\u3082\u3001\u529b\u3092\u52a0\u3048\u308b\u6642\u9593\u306b\u3088\u3063\u3066\u885d\u7a81\u5f8c\u306e\u901f\u5ea6\u306f\u9055\u3044\u307e\u3059\u3002\u540c\u3058\u529b\u3092\u52a0\u3048\u308b\u306b\u3057\u3066\u3082\u3001\u529b\u30921\u79d2\u52a0\u3048\u308b\u306e\u3068\u3001\u529b\u30925\u79d2\u52a0\u3048\u308b\u306e\u3067\u306f\u3001\u5f53\u7136\u306a\u304c\u3089\u529b\u30925\u79d2\u52a0\u3048\u305f\u307b\u3046\u304c\u901f\u5ea6\u306f\u901f\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/08\/djwh1.jpg\" alt=\"\" width=\"486\" height=\"94\" class=\"aligncenter size-full wp-image-9078\" \/><\/p>\n<p>\u305d\u306e\u305f\u3081\u901f\u5ea6\u306e\u5909\u5316\u3067\u306f\u3001\u529b\u306e\u5927\u304d\u3055\u3068\u529b\u3092\u4e0e\u3048\u308b\u6642\u9593\u306e\u4e21\u65b9\u3092\u8003\u616e\u3057\u305f\u529b\u7a4d\u3092\u7528\u3044\u3066\u8a08\u7b97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u3067\u3059\u3002<\/p>\n<h3>\u904b\u52d5\u91cf\u3068\u529b\u7a4d\u306e\u95a2\u4fc2\u3092\u7406\u89e3\u3059\u308b<\/h3>\n<p>\u305d\u308c\u3067\u306f\u3001\u306a\u305c\u904b\u52d5\u91cf\u3068\u529b\u7a4d\u3092\u540c\u6642\u306b\u5b66\u3076\u5fc5\u8981\u304c\u3042\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u904b\u52d5\u91cf\u3068\u529b\u7a4d\u306b\u306f\u3069\u306e\u3088\u3046\u306a\u95a2\u4fc2\u6027\u304c\u3042\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<p>\u4e00\u5b9a\u306e\u529b\\(F\\)\u3092\\(t\\)\u79d2\u9593\u3001\u53d7\u3051\u308b\u3068\u304d\u306b\u529b\u7a4d\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002\u529b\\(F\\)\u3068\u3044\u3046\u306e\u306f\u3001\u904b\u52d5\u65b9\u7a0b\u5f0f\u3088\u308a\\(F=ma\\)\u3067\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u52a0\u901f\u5ea6\\(a\\)\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8868\u305b\u307e\u3059\u3002<\/p>\n<p>\\(F=ma\\)<\/p>\n<p>\\(a=\\displaystyle\\frac{F}{m}\\)<\/p>\n<p>\u3053\u306e\u3068\u304d\u529b\\(F\\)\u3068\u8cea\u91cf\\(m\\)\u306f\u4e00\u5b9a\u3067\u3042\u308b\u305f\u3081\u3001\u52a0\u901f\u5ea6\\(a\\)\u306f\u4e00\u5b9a\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u7b49\u52a0\u901f\u5ea6\u76f4\u7dda\u904b\u52d5\u3092\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u3053\u3067\u7b49\u52a0\u901f\u5ea6\u76f4\u7dda\u904b\u52d5\u306e\u516c\u5f0f\u3092\u5229\u7528\u3057\u3066\u3001\\(a=\\displaystyle\\frac{F}{m}\\)\u3092\u4ee3\u5165\u3057\u307e\u3057\u3087\u3046\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\\(v=v_0+at\\)<\/p>\n<p>\\(v=v_0+\\displaystyle\\frac{F}{m}t\\)<\/p>\n<p>\\(Ft=mv-mv_0\\)<\/p>\n<p>\u8cea\u91cf\\(m\\)\u3068\u901f\u3055\\(v\\)\u3092\u304b\u3051\u308b\u3068\u904b\u52d5\u91cf\u3092\u5f97\u3089\u308c\u307e\u3059\u3002\u3064\u307e\u308a\u3001\\(mv\\)\u3068\\(mv_0\\)\u306f\u904b\u52d5\u91cf\u3092\u8868\u3057\u307e\u3059\u3002\u307e\u305f\\(mv\\)\u306f\u885d\u7a81\u5f8c\u306e\u904b\u52d5\u91cf\u3001\\(mv_0\\)\u306f\u885d\u7a81\u524d\u306e\u904b\u52d5\u91cf\u3067\u3059\u3002\u3064\u307e\u308a\u3001<span style=\"color: #0000ff;\">\u529b\u7a4d\\(Ft\\)\u306f\u885d\u7a81\u5f8c\u306e\u904b\u52d5\u91cf\\(mv\\)\u304b\u3089\u885d\u7a81\u524d\u306e\u904b\u52d5\u91cf\\(mv_0\\)\u3092\u5f15\u304f\u3053\u3068\u306b\u3088\u3063\u3066\u5f97\u3089\u308c\u307e\u3059\u3002<\/span><\/p>\n<ul>\n<li>\u529b\u7a4d \uff1d \u5909\u5316\u5f8c\u306e\u904b\u52d5\u91cf \uff0d \u5909\u5316\u524d\u306e\u904b\u52d5\u91cf<\/li>\n<\/ul>\n<p>\u307e\u305f\u306f\u3001\u5148\u307b\u3069\u306e\u516c\u5f0f\\(Ft=mv-mv_0\\)\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5909\u5f62\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(mv_0+Ft=mv\\)<\/li>\n<\/ul>\n<p>\u8cea\u91cf\\(m\\)\u3067\u521d\u901f\u5ea6\\(v_0\\)\u306e\u7269\u4f53\u306b\u5bfe\u3057\u3066\u3001\u529b\u7a4d\\(Ft\\)\u3092\u52a0\u3048\u308b\u3068\u3001\u904b\u52d5\u91cf\u304c\\(mv\\)\u306b\u306a\u308b\u3053\u3068\u3092\u3053\u306e\u5f0f\u306f\u8868\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u5909\u5316\u524d\u306e\u904b\u52d5\u91cf \uff0b \u529b\u7a4d \uff1d \u5909\u5316\u5f8c\u306e\u904b\u52d5\u91cf<\/li>\n<\/ul>\n<p><span style=\"color: #0000ff;\">\u885d\u7a81\u5f8c\u306e\u904b\u52d5\u91cf\u3068\u3044\u3046\u306e\u306f\u3001\u885d\u7a81\u524d\u306e\u904b\u52d5\u91cf\u306b\u529b\u7a4d\u3092\u52a0\u3048\u308b\u3053\u3068\u3067\u5f97\u3089\u308c\u307e\u3059\u3002<\/span>\u307e\u305f\u529b\u7a4d\u3092\u8a08\u7b97\u3059\u308b\u3068\u304d\u3001\u524d\u8ff0\u306e\u901a\u308a\u5909\u5316\u5f8c\u306e\u904b\u52d5\u91cf\u304b\u3089\u5909\u5316\u524d\u306e\u904b\u52d5\u91cf\u3092\u5f15\u304f\u3053\u3068\u306b\u3088\u3063\u3066\u5f97\u3089\u308c\u307e\u3059\u3002<\/p>\n<h3>\u904b\u52d5\u91cf\u306e\u8a08\u7b97\u3067\u306f\u30d9\u30af\u30c8\u30eb\u304c\u91cd\u8981<\/h3>\n<p>\u306a\u304a\u904b\u52d5\u91cf\u306e\u8a08\u7b97\u3092\u3059\u308b\u3068\u304d\u3001\u5fc5\u305a\u30d9\u30af\u30c8\u30eb\u3092\u610f\u8b58\u3057\u307e\u3057\u3087\u3046\u3002\u5148\u307b\u3069\u3001\u904b\u52d5\u91cf\\(p\\)\u306e\u516c\u5f0f\u3092\u8a18\u3059\u3068\u304d\u3001\\(p=mv\\)\u3067\u306f\u306a\u304f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a18\u3057\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li>\\(\\overrightarrow{p}=m\\overrightarrow{v}\\)<\/li>\n<\/ul>\n<p>\u3053\u308c\u306b\u306f\u3001\u5f53\u7136\u306a\u304c\u3089\u610f\u5473\u304c\u3042\u308a\u307e\u3059\u3002\u904b\u52d5\u91cf\\(p\\)\u3092\u8a08\u7b97\u3059\u308b\u3068\u304d\u3001\u516c\u5f0f\u306b\u77e2\u5370\u304c\u5b58\u5728\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u53f3\u5411\u304d\u306b\u904b\u52d5\u3057\u3066\u3044\u308b\u7269\u4f53\u306b\u5bfe\u3057\u3066\u3001\u3055\u3089\u306b\u53f3\u5411\u304d\u306e\u529b\u3092\u52a0\u3048\u308b\u3068\u3001\u53f3\u65b9\u5411\u3078\u52a0\u901f\u3057\u307e\u3059\u3002\u4e00\u65b9\u3001\u53f3\u5411\u304d\u306b\u904b\u52d5\u3057\u3066\u3044\u308b\u7269\u4f53\u306b\u5bfe\u3057\u3066\u3001\u4e0b\u304b\u3089\u529b\u3092\u52a0\u3048\u308b\u3068\u3001\u7269\u4f53\u306f\u53f3\u4e0a\u306b\u9032\u307f\u307e\u3059\u3002\u305f\u3060\u3001\u53f3\u65b9\u5411\u306e\u901f\u5ea6\u306b\u5909\u5316\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/08\/djwh2.jpg\" alt=\"\" width=\"579\" height=\"354\" class=\"aligncenter size-full wp-image-9079\" \/><\/p>\n<p><span style=\"color: #0000ff;\">\u904b\u52d5\u91cf\u306e\u8a08\u7b97\u3092\u3059\u308b\u3068\u304d\u3001\u7269\u4f53\u306e\u904b\u52d5\u65b9\u5411\u3068\u529b\u304c\u540c\u3058\u5411\u304d\uff08\u307e\u305f\u306f\u53cd\u5bfe\u5411\u304d\uff09\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/span>\u7269\u7406\u3067\u306f\u3001\u904b\u52d5\u306e\u5411\u304d\u3084\u529b\u306e\u5411\u304d\u304c\u91cd\u8981\u306b\u306a\u308a\u3001\u30d9\u30af\u30c8\u30eb\u304c\u7570\u306a\u308b\u5834\u5408\u306f\u529b\u3092\u5206\u89e3\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002\u3053\u308c\u306f\u904b\u52d5\u91cf\u3084\u529b\u7a4d\u3067\u3082\u540c\u69d8\u3067\u3059\u3002<\/p>\n<h3>\u904b\u52d5\u91cf\u3068\u529b\u7a4d\u306e\u95a2\u4fc2\u306f\u4ed5\u4e8b\u3068\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u95a2\u4fc2\u3068\u4f3c\u3066\u3044\u308b<\/h3>\n<p>\u904b\u52d5\u91cf\u3068\u529b\u7a4d\u306e\u95a2\u4fc2\u3068\u3044\u3046\u306e\u306f\u3001\u4ed5\u4e8b\u3068\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u95a2\u4fc2\u3068\u4f3c\u3066\u3044\u307e\u3059\u3002\u524d\u8ff0\u306e\u901a\u308a\u3001\u904b\u52d5\u91cf\u3068\u529b\u7a4d\u306b\u306f\u4ee5\u4e0b\u306e\u95a2\u4fc2\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(mv_0+Ft=mv\\)<\/li>\n<li>\u5909\u5316\u524d\u306e\u904b\u52d5\u91cf \uff0b \u529b\u7a4d \uff1d \u5909\u5316\u5f8c\u306e\u904b\u52d5\u91cf<\/li>\n<\/ul>\n<p>\u305d\u308c\u306b\u5bfe\u3057\u3066\u3001\u4ed5\u4e8b\u3068\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u95a2\u4fc2\u306f\u4ee5\u4e0b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(\\displaystyle\\frac{1}{2}mv_0^2+Fx=\\displaystyle\\frac{1}{2}mv^2\\)<\/li>\n<li>\u5909\u5316\u524d\u306e\u30a8\u30cd\u30eb\u30ae\u30fc \uff0b \u4ed5\u4e8b \uff1d \u5909\u5316\u5f8c\u306e\u30a8\u30cd\u30eb\u30ae\u30fc<\/li>\n<\/ul>\n<p>\u904b\u52d5\u91cf\u3068\u4ed5\u4e8b\u306f\u6982\u5ff5\u304c\u7570\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u529b\u5b66\u3067\u8a08\u7b97\u554f\u984c\u3092\u89e3\u304f\u3068\u304d\u3001\u904b\u52d5\u91cf\u3068\u4ed5\u4e8b\u306e2\u3064\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u3072\u3093\u3071\u3093\u306b\u3042\u308a\u307e\u3059\u3002\u305d\u3053\u3067\u30012\u3064\u30bb\u30c3\u30c8\u3067\u7406\u89e3\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<h2>\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\uff1a\u4f5c\u7528\u30fb\u53cd\u4f5c\u7528\u306e\u529b\u306e\u307f\u304c\u50cd\u304f\u3068\u304d\u306b\u5229\u7528\u3067\u304d\u308b<\/h2>\n<p>\u305d\u308c\u3067\u306f\u3001\u3069\u306e\u3088\u3046\u306a\u3068\u304d\u306b\u904b\u52d5\u91cf\u3092\u5229\u7528\u3067\u304d\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u904b\u52d5\u91cf\u3092\u5229\u7528\u3057\u3066\u8a08\u7b97\u3059\u308b\u3068\u304d\u3001\u6700\u3082\u91cd\u8981\u306a\u6cd5\u5247\u304c<span style=\"color: #ff0000;\">\u904b\u52d5\u91cf\u4fdd\u5b58\u5247<\/span>\u3067\u3059\u3002\u885d\u7a81\u524d\u3068\u885d\u7a81\u5f8c\u306e2\u7269\u4f53\u3092\u6bd4\u3079\u308b\u3068\u3001\u904b\u52d5\u91cf\u306e\u548c\u304c\u7b49\u3057\u304f\u306a\u308b\u306e\u304c\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3067\u3059\u3002<\/p>\n<p>\u8cea\u91cf\\(m_1\\)\u306e\u7269\u4f531\u3068\u8cea\u91cf\\(m_2\\)\u306e\u7269\u4f532\u306b\u3064\u3044\u3066\u3001\u885d\u7a81\u524d\u306e\u901f\u5ea6\u3092\\(v_1,v_2\\)\u3001\u885d\u7a81\u5f8c\u306e\u901f\u5ea6\u3092\\(v_1&#8242;,v_2&#8217;\\)\u3068\u3059\u308b\u3068\u3001\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u306e\u516c\u5f0f\u306f\u4ee5\u4e0b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(m_1v_1+m_2v_2=m_1v_1&#8217;+m_2v_2&#8217;\\)<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/08\/djwh3.jpg\" alt=\"\" width=\"600\" height=\"59\" class=\"aligncenter size-full wp-image-9080\" \/><\/p>\n<p>\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3092\u5229\u7528\u3067\u304d\u308b\u306e\u306f\u30012\u3064\u306e\u7269\u4f53\u306b\u4f5c\u7528\u30fb\u53cd\u4f5c\u7528\u306b\u3088\u308b\u529b\u306e\u307f\u304c\u50cd\u304f\u30b1\u30fc\u30b9\u3067\u3059\u3002<\/p>\n<p>2\u3064\u306e\u7269\u4f53\u304c\u885d\u7a81\u3059\u308b\u3068\u3001\u7269\u4f531\u306f\u7269\u4f532\u304b\u3089\u529b\\(F\\)\u3092\u53d7\u3051\u307e\u3059\u3002\u540c\u69d8\u306b\u3001\u4f5c\u7528\u30fb\u53cd\u4f5c\u7528\u306e\u6cd5\u5247\u306b\u3088\u3063\u3066\u7269\u4f532\u306f\u7269\u4f531\u304b\u3089\u529b\\(F\\)\u3092\u53d7\u3051\u307e\u3059\u3002\u529b\u3092\u53d7\u3051\u308b\u6642\u9593\\(t\\)\u306f\u540c\u3058\u3067\u3059\u3002\u307e\u305f\u3001\u7269\u4f532\u304c\u53d7\u3051\u308b\u529b\u7a4d\u3092\\(Ft\\)\u3068\u3059\u308b\u3068\u3001\u7269\u4f531\u304c\u53d7\u3051\u308b\u529b\u7a4d\u306f\\(-Ft\\)\u3067\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/08\/djwh4.jpg\" alt=\"\" width=\"218\" height=\"85\" class=\"aligncenter size-full wp-image-9081\" \/><\/p>\n<p>\u305d\u3053\u3067\u3001\u305d\u308c\u305e\u308c\u306e\u7269\u4f53\u3068\u529b\u7a4d\u306e\u95a2\u4fc2\u3092\u5f0f\u306b\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u7269\u4f531\uff1a\\(m_1v_1-Ft=m_1v_1&#8217;\\)<\/li>\n<li>\u7269\u4f532\uff1a\\(m_2v_2+Ft=m_2v_2&#8217;\\)<\/li>\n<\/ul>\n<p>\u6b21\u306b\u30012\u3064\u306e\u5f0f\u3092\u8db3\u3057\u307e\u3057\u3087\u3046\u3002\u305d\u3046\u3059\u308b\u3068\u304d\u3001\u5148\u307b\u3069\u306e\u516c\u5f0f\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>\\(m_1v_1+m_2v_2=m_1v_1&#8217;+m_2v_2&#8217;\\)<\/li>\n<li>\u885d\u7a81\u524d\u306e\u904b\u52d5\u91cf\u306e\u548c \uff1d \u885d\u7a81\u524d\u306e\u904b\u52d5\u91cf\u306e\u548c<\/li>\n<\/ul>\n<p>\u885d\u7a81\u3059\u308b\u524d\u5f8c\u3067\u904b\u52d5\u91cf\u306e\u548c\u304c\u540c\u3058\u3067\u3042\u308b\u3053\u3068\u3092\u5229\u7528\u3059\u308b\u3068\u304d\u3001\u524d\u8ff0\u306e\u901a\u308a\u4f5c\u7528\u30fb\u53cd\u4f5c\u7528\u306e\u529b\u306e\u307f\u304c\u50cd\u3044\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u304c\u91cd\u8981\u3067\u3059\u3002\u8a00\u3044\u63db\u3048\u308b\u3068\u3001\u5916\u304b\u3089\u52a0\u3048\u3089\u308c\u308b\u529b\u304c\u306a\u3044\u5834\u5408\u3001\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u304c\u6210\u308a\u7acb\u3061\u307e\u3059\u3002<\/p>\n<h3>2\u3064\u306e\u7269\u4f53\u304c\u885d\u7a81\u3059\u308b\u3068\u304d\u306e\u904b\u52d5\u91cf\u3068\u529b\u7a4d<\/h3>\n<p>\u306a\u304a\u529b\u5b66\u3092\u5b66\u3076\u3068\u304d\u3001\u5b9f\u969b\u306b\u554f\u984c\u3092\u89e3\u304b\u306a\u3051\u308c\u3070\u5f0f\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002\u305d\u3053\u3067\u554f\u984c\u3092\u89e3\u3044\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u4ee5\u4e0b\u306e\u554f\u984c\u306e\u7b54\u3048\u306f\u4f55\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<ul>\n<li>\u8cea\u91cf\\(2m\\)\u306e\u30dc\u30fc\u30ebA\u304c\u901f\u3055\\(v\\)\u3067\u306a\u3081\u3089\u304b\u306a\u5e8a\u3092\u52d5\u3044\u3066\u304a\u308a\u3001\u9759\u6b62\u3057\u3066\u3044\u308b\u8cea\u91cf\\(m\\)\u306e\u30dc\u30fc\u30ebB\u306b\u885d\u7a81\u3057\u307e\u3057\u305f\u3002\u885d\u7a81\u524d\u306e\u9032\u884c\u65b9\u5411\u306b\u5bfe\u3057\u3066\u3001\u4e0b\u56f3\u306e\u3088\u3046\u306b\u30dc\u30fc\u30ebA\u306f\u885d\u7a81\u5f8c\u306b60\u00b0\u306e\u89d2\u5ea6\u3001\u30dc\u30fc\u30ebB\u306f\u885d\u7a81\u5f8c\u306b30\u00b0\u306e\u89d2\u5ea6\u3067\u9032\u307f\u307e\u3057\u305f\u3002\u30dc\u30fc\u30ebA\u3068\u30dc\u30fc\u30ebB\u306e\u901f\u5ea6\u306f\u3044\u304f\u3089\u3067\u3059\u304b\u3002<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/08\/djwh5.jpg\" alt=\"\" width=\"600\" height=\"257\" class=\"aligncenter size-full wp-image-9082\" \/><\/p>\n<p>2\u3064\u306e\u7269\u4f53\u304c\u885d\u7a81\u3059\u308b\u3068\u304d\u3001\u50cd\u304f\u529b\u306f\u4f5c\u7528\u30fb\u53cd\u4f5c\u7528\u306e\u307f\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3092\u5229\u7528\u3057\u3066\u5f0f\u3092\u4f5c\u308a\u307e\u3057\u3087\u3046\u3002\u885d\u7a81\u5f8c\u306e\u901f\u5ea6\u3092\u305d\u308c\u305e\u308c\\(v_A\\)\u3001\\(v_B\\)\u3068\u3059\u308b\u3068\u3001\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3088\u308a\u3001\\(x\\)\u8ef8\u65b9\u5411\u3068\\(y\\)\u8ef8\u65b9\u5411\u3067\u4ee5\u4e0b\u306e\u5f0f\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><strong>\u30fb\\(x\\)\u8ef8\u65b9\u5411<\/strong><\/p>\n<p>\\(2mv=2mv_Acos60\u00b0+mv_Bcos30\u00b0\\)<\/p>\n<p>\\(2mv=mv_A+\\displaystyle\\frac{\\sqrt{3}}{2}mv_B\\)<\/p>\n<p>\\(2v=v_A+\\displaystyle\\frac{\\sqrt{3}}{2}v_B\\)<\/p>\n<p><strong>\u30fb\\(y\\)\u8ef8\u65b9\u5411<\/strong><\/p>\n<p>\\(0=2mv_Asin60\u00b0-mv_Bsin30\u00b0\\)<\/p>\n<p>\\(mv_B=2\\sqrt{3}mv_A\\)<\/p>\n<p>\\(v_B=2\\sqrt{3}v_A\\)<\/p>\n<p>\u305d\u3053\u3067\u3001\\(v_B=2\\sqrt{3}v_A\\)\u3092\\(2v=v_A+\\displaystyle\\frac{\\sqrt{3}}{2}v_B\\)\u306b\u4ee3\u5165\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\\(2v=v_A+\\displaystyle\\frac{\\sqrt{3}}{2}v_B\\)<\/p>\n<p>\\(2v=v_A+\\displaystyle\\frac{\\sqrt{3}}{2}\u00d72\\sqrt{3}v_A\\)<\/p>\n<p>\\(2v=4v_A\\)<\/p>\n<p>\\(v_A=\\displaystyle\\frac{v}{2}\\)<\/p>\n<p>\u307e\u305f\\(v_A=\\displaystyle\\frac{v}{2}\\)\u306a\u306e\u3067\u3001\\(v_B=\\sqrt{3}v\\)\u3068\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002\u3053\u3046\u3057\u3066\u3001\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u885d\u7a81\u5f8c\u306e\u901f\u3055\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n<h2>\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3068\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u306e\u4f7f\u3044\u5206\u3051<\/h2>\n<p>\u305d\u308c\u3067\u306f\u3001\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3068\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u306f\u3069\u306e\u3088\u3046\u306b\u4f7f\u3044\u5206\u3051\u308c\u3070\u3044\u3044\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u4e21\u8005\u306e\u4f7f\u3044\u65b9\u3092\u7406\u89e3\u3057\u3066\u3044\u306a\u3044\u3068\u3001\u8a08\u7b97\u554f\u984c\u3092\u89e3\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002\u307e\u305f\u3001\u516c\u5f0f\u3092\u5229\u7528\u3059\u308b\u5834\u9762\u3092\u9593\u9055\u3046\u3068\u8aa4\u7b54\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3068\u3044\u3046\u306e\u306f\u3001\u3053\u3053\u307e\u3067\u89e3\u8aac\u3057\u305f\u901a\u308a\u30012\u3064\u306e\u7269\u4f53\u304c\u885d\u7a81\u3059\u308b\u5834\u9762\u3067\u5229\u7528\u3057\u307e\u3059\u3002\u3088\u308a\u6b63\u78ba\u306b\u306f\u3001\u4f5c\u7528\u30fb\u53cd\u4f5c\u7528\u306e\u529b\u304c\u50cd\u304f\u5834\u9762\u306b\u306e\u307f\u5229\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li>2\u3064\u306e\u7269\u4f53\u304c\u885d\u7a81\u3059\u308b<\/li>\n<li>\u7269\u4f53\u306e\u4e0a\u3092\u307b\u304b\u306e\u7269\u4f53\u304c\u3059\u3079\u308a\u3001\u6469\u64e6\u529b\u304c\u767a\u751f\u3059\u308b<\/li>\n<li>\u7269\u4f53\u304c\u5185\u90e8\u3067\u5206\u88c2\u3057\u30012\u3064\u306e\u7269\u4f53\u306b\u5206\u304b\u308c\u308b<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/08\/djwh7.jpg\" alt=\"\" width=\"510\" height=\"130\" class=\"aligncenter size-full wp-image-9085\" \/><\/p>\n<p>\u3053\u308c\u3089\u306e\u5834\u9762\u306b\u5171\u901a\u3057\u3066\u3044\u308b\u306e\u306f\u3001\u4f5c\u7528\u30fb\u53cd\u4f5c\u7528\u306e\u529b\u306e\u307f\u304c\u50cd\u3044\u3066\u3044\u308b\u70b9\u3067\u3059\u3002<span style=\"color: #0000ff;\">2\u3064\u306e\u7269\u4f53\u304c\u885d\u7a81\u3001\u5408\u4f53\u3001\u5206\u88c2\u3059\u308b\u3068\u304d\u3001\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3092\u5229\u7528\u3057\u307e\u3057\u3087\u3046\u3002<\/span><\/p>\n<p><strong>\u30fb\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u306f1\u3064\u306e\u7269\u4f53\u3001\u307e\u305f\u306f\u885d\u7a81\u306e\u306a\u3044\u30b1\u30fc\u30b9\u3067\u5229\u7528\u3059\u308b<\/strong><\/p>\n<p>\u305d\u308c\u306b\u5bfe\u3057\u3066\u3001\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u306f\u3069\u306e\u3088\u3046\u306a\u5834\u9762\u3067\u5229\u7528\u3055\u308c\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002<span style=\"color: #0000ff;\">\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3068\u306f\u7570\u306a\u308a\u3001\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u306f\u57fa\u672c\u7684\u306b1\u3064\u306e\u7269\u4f53\u3067\u5229\u7528\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n<p>\u306a\u304a\u3001\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u30922\u3064\u306e\u7269\u4f53\u3067\u5229\u7528\u3059\u308b\u3053\u3068\u306f\u53ef\u80fd\u3067\u3059\u3002\u305f\u30602\u3064\u306e\u7269\u4f53\u304c\u95a2\u308f\u308b\u5834\u5408\u3001\u885d\u7a81\u3084\u5408\u4f53\u3001\u5206\u88c2\u304c\u306a\u3044\u30b1\u30fc\u30b9\u3067\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u304c\u5229\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3068\u3044\u3046\u306e\u306f\u3001\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u53d6\u308a\u6271\u3044\u307e\u3059\u3002\u30a8\u30cd\u30eb\u30ae\u30fc\u306b\u306f\u71b1\u3084\u97f3\u3082\u5b58\u5728\u3057\u3001\u4f8b\u3048\u3070\u6469\u64e6\u304c\u3042\u308b\u5834\u5408\u306f\u6469\u64e6\u71b1\u3068\u3057\u3066\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u653e\u51fa\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u6469\u64e6\u529b\u304c\u3042\u308b\u5834\u9762\u3067\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p>\u7269\u4f53\u304c\u885d\u7a81\u3001\u5408\u4f53\u3001\u5206\u88c2\u3059\u308b\u5834\u5408\u3001\u4e00\u90e8\u306f\u71b1\u3084\u97f3\u306a\u3069\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u306b\u5909\u308f\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3092\u5229\u7528\u3067\u304d\u306a\u3044\u306e\u3067\u3059\u3002\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3068\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3092\u5b66\u3076\u3068\u304d\u3001\u3053\u306e\u9055\u3044\u3092\u8a8d\u8b58\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n<h3>\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3068\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3092\u5229\u7528\u3059\u308b\u7df4\u7fd2\u554f\u984c<\/h3>\n<p>\u305d\u308c\u3067\u306f\u3001\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3068\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3092\u5229\u7528\u3057\u3066\u554f\u984c\u3092\u89e3\u304d\u307e\u3057\u3087\u3046\u30022\u3064\u306e\u4f7f\u3044\u5206\u3051\u3092\u3059\u308b\u3053\u3068\u3067\u6b63\u89e3\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u554f\u984c\u306e\u7b54\u3048\u306f\u4f55\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<ul>\n<li>\u8cea\u91cf\\(m\\)\u306e\u7269\u4f53\u3092\u9ad8\u3055\\(h\\)\u306e\u659c\u9762\u4e0a\u306b\u7f6e\u304d\u3001\u624b\u3092\u96e2\u3059\u3068\u52a0\u901f\u3057\u307e\u3057\u305f\u3002\u307e\u305f\u3001\u4e0b\u56f3\u306e\u3088\u3046\u306b\u58c1\u306b\u306f\u3070\u306d\u5b9a\u6570\\(k\\)\u306e\u3070\u306d\u304c\u5b58\u5728\u3057\u3001\u3070\u306d\u306b\u306f\u8cea\u91cf\\(m\\)\u306e\u677f\u304c\u53d6\u308a\u4ed8\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u6469\u64e6\u529b\u306f\u5b58\u5728\u305b\u305a\u3001\u91cd\u529b\u52a0\u901f\u5ea6\u3092\\(g\\)\u3068\u3059\u308b\u3068\u304d\u3001\u4ee5\u4e0b\u306e\u554f\u984c\u306b\u7b54\u3048\u307e\u3057\u3087\u3046\u3002<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hatsudy.com\/jp\/wp-content\/uploads\/2022\/08\/djwh8.jpg\" alt=\"\" width=\"535\" height=\"176\" class=\"aligncenter size-full wp-image-9086\" \/><\/p>\n<ol>\n<li>\u7269\u4f53\u304c\u677f\u306b\u885d\u7a81\u3059\u308b\u76f4\u524d\u306e\u901f\u5ea6\u3092\u6c42\u3081\u307e\u3057\u3087\u3046\u3002<\/li>\n<li>\u7269\u4f53\u304c\u885d\u7a81\u5f8c\u3001\u677f\u3068\u4e00\u4f53\u306b\u306a\u3063\u3066\u632f\u52d5\u3059\u308b\u5834\u5408\u3001\u885d\u7a81\u76f4\u5f8c\u306e\u901f\u5ea6\u3092\u6c42\u3081\u307e\u3057\u3087\u3046\u3002<\/li>\n<li>\u3070\u306d\u306e\u7e2e\u307f\u306e\u6700\u5927\u8ddd\u96e2\\(x\\)\u3092\u6c42\u3081\u307e\u3057\u3087\u3046\u3002<\/li>\n<\/ol>\n<p><strong>1) \u7269\u4f53\u304c\u677f\u306b\u885d\u7a81\u3059\u308b\u76f4\u524d\u306e\u901f\u5ea6\u3092\u6c42\u3081\u307e\u3057\u3087\u3046<\/strong><\/p>\n<p>\u7269\u4f53\u304c\u885d\u7a81\u3059\u308b\u524d\u3067\u306f\u3001\u4e00\u3064\u306e\u7269\u4f53\u306b\u3088\u308b\u904b\u52d5\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3092\u5229\u7528\u3057\u307e\u3057\u3087\u3046\u3002\u6c42\u3081\u308b\u901f\u5ea6\u3092\\(v\\)\u3068\u3059\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\\(mgh=\\displaystyle\\frac{1}{2}mv^2\\)<\/p>\n<p>\\(v^2=2gh\\)<\/p>\n<p>\\(v=\\sqrt{2gh}\\) \uff08\\(v&gt;0\\)\uff09<\/p>\n<p>\u4f4d\u7f6e\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u3059\u3079\u3066\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u3078\u5909\u308f\u308b\u3053\u3068\u306b\u3088\u308a\u3001\\(v=\\sqrt{2gh}\\) \u3068\u308f\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n<p><strong>2) \u7269\u4f53\u304c\u885d\u7a81\u5f8c\u3001\u677f\u3068\u4e00\u4f53\u306b\u306a\u3063\u3066\u632f\u52d5\u3059\u308b\u5834\u5408\u3001\u885d\u7a81\u76f4\u5f8c\u306e\u901f\u5ea6\u3092\u6c42\u3081\u307e\u3057\u3087\u3046<\/strong><\/p>\n<p>\u885d\u7a81\u524d\u3068\u306f\u7570\u306a\u308a\u3001\u885d\u7a81\u5f8c\u3067\u306f\u7269\u4f53\u3068\u677f\u304c\u4e00\u7dd2\u306b\u632f\u52d5\u3059\u308b\u305f\u3081\u3001\u5408\u8a08\u306e\u91cd\u3055\u306f\\(2m\\)\u306b\u306a\u308a\u307e\u3059\u3002\u307e\u305f<span style=\"color: #0000ff;\">2\u3064\u306e\u7269\u4f53\u304c\u885d\u7a81\u3059\u308b\u305f\u3081\u3001\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3067\u306f\u306a\u304f\u3001\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3092\u5229\u7528\u3057\u307e\u3057\u3087\u3046\u3002<\/span>\u885d\u7a81\u76f4\u5f8c\u306e\u901f\u5ea6\u3092\\(V\\)\u3068\u3059\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5f0f\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\\(mv=2mV\\)<\/p>\n<p>\\(\\sqrt{2gh}=2V\\)<\/p>\n<p>\\(V=\\displaystyle\\frac{\\sqrt{2gh}}{2}\\)<\/p>\n<p>\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001\\(V=\\displaystyle\\frac{\\sqrt{2gh}}{2}\\)\u3068\u308f\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n<p><strong>3) \u3070\u306d\u306e\u7e2e\u307f\u306e\u6700\u5927\u8ddd\u96e2\\(x\\)\u3092\u6c42\u3081\u307e\u3057\u3087\u3046<\/strong><\/p>\n<p>\u7269\u4f53\u3068\u677f\u306f\u4e00\u7dd2\u306b\u632f\u52d5\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u8cea\u91cf\\(2m\\)\u306e\u7269\u4f53\u3068\u307f\u306a\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3070\u306d\u306e\u7e2e\u307f\u304c\u6700\u5927\u8ddd\u96e2\u306b\u306a\u308b\u305f\u3081\u3001\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u3059\u3079\u3066\u5f3e\u6027\u30a8\u30cd\u30eb\u30ae\u30fc\u306b\u5909\u308f\u308a\u307e\u3059\u3002\u305d\u3053\u3067\u3001\u4ee5\u4e0b\u306e\u5f0f\u3092\u4f5c\u308a\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\\(\\displaystyle\\frac{1}{2}\u00b72mV^2=\\displaystyle\\frac{1}{2}kx^2\\)<\/p>\n<p>\u6ce8\u610f\u70b9\u3068\u3057\u3066\u3001\\(mgh=\\displaystyle\\frac{1}{2}kx^2\\)\u306e\u5f0f\u3092\u4f5c\u3063\u3066\u306f\u3044\u3051\u307e\u305b\u3093\u30022\u3064\u306e\u7269\u4f53\u304c\u885d\u7a81\u3059\u308b\u3068\u304d\u3001\u524d\u8ff0\u306e\u901a\u308a\u71b1\u3084\u97f3\u3068\u3057\u3066\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u9003\u3052\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u304c\u6210\u7acb\u3057\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n<p>\u305d\u3053\u3067\u3001\u885d\u7a81\u76f4\u5f8c\u306e\u901f\u5ea6\\(V\\)\u3092\u5229\u7528\u3057\u307e\u3057\u3087\u3046\u3002\u3053\u306e\u5834\u5408\u3001\u7269\u4f53\u3068\u677f\u3092\u4e00\u3064\u306e\u7269\u4f53\u3068\u307f\u306a\u3059\u3053\u3068\u306b\u3088\u308a\u3001\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3092\u5229\u7528\u3067\u304d\u307e\u3059\u3002\u306a\u304a\u3001\u8a08\u7b97\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\\(\\displaystyle\\frac{1}{2}\u00b72mV^2=\\displaystyle\\frac{1}{2}kx^2\\)<\/p>\n<p>\\(m\u00d7\\displaystyle\\frac{gh}{2}=\\displaystyle\\frac{1}{2}kx^2\\)<\/p>\n<p>\\(x^2=\\displaystyle\\frac{mgh}{k}\\)<\/p>\n<p>\\(x=\\sqrt{\\displaystyle\\frac{mgh}{k}}\\) \uff08\\(x&gt;0\\)\uff09<\/p>\n<p>\u3053\u3046\u3057\u3066\u3001\u3070\u306d\u304c\u7e2e\u3080\u3068\u304d\u306e\u6700\u5927\u8ddd\u96e2\u306f\\(\\sqrt{\\displaystyle\\frac{mgh}{k}}\\)\u3068\u8a08\u7b97\u3067\u304d\u307e\u3057\u305f\u3002\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3068\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u306e\u3069\u3061\u3089\u3092\u5229\u7528\u3059\u308c\u3070\u3044\u3044\u306e\u304b\u898b\u6975\u3081\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<h2>\u904b\u52d5\u91cf\u3068\u529b\u7a4d\u306e\u6982\u5ff5\u3092\u5b66\u3073\u3001\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3092\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b<\/h2>\n<p>\u7269\u7406\u3067\u529b\u5b66\u3092\u5b66\u3076\u3068\u304d\u3001\u3059\u3079\u3066\u306e\u4eba\u304c\u904b\u52d5\u91cf\u3068\u529b\u7a4d\u306e\u6982\u5ff5\u3092\u7406\u89e3\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002\u904b\u52d5\u306e\u6fc0\u3057\u3055\u3092\u8868\u3059\u306e\u304c\u904b\u52d5\u91cf\u3067\u3042\u308a\u3001\u529b\u7a4d\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u30012\u3064\u306e\u7269\u4f53\u304c\u885d\u7a81\u3059\u308b\u524d\u5f8c\u3067\u306e\u901f\u5ea6\u5909\u5316\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u904b\u52d5\u91cf\u3068\u529b\u7a4d\u3092\u8a08\u7b97\u3059\u308b\u3068\u304d\u3001\u30d9\u30af\u30c8\u30eb\u304c\u91cd\u8981\u3067\u3059\u3002\u7269\u4f53\u306e\u65b9\u5411\u3068\u529b\u3092\u52a0\u3048\u308b\u5411\u304d\u304c\u540c\u3058\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001\u5fc5\u305a\u30d9\u30af\u30c8\u30eb\u3092\u610f\u8b58\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>2\u3064\u306e\u7269\u4f53\u304c\u885d\u7a81\u30fb\u5408\u4f53\u30fb\u5206\u88c2\u3059\u308b\u3068\u304d\u3001\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3092\u5229\u7528\u3057\u307e\u3057\u3087\u3046\u3002\u4f5c\u7528\u30fb\u53cd\u4f5c\u7528\u306b\u3088\u308b\u529b\u306e\u307f\u304c\u50cd\u3044\u3066\u3044\u308b\u5834\u5408\u3001\u885d\u7a81\u306e\u524d\u5f8c\u3067\u904b\u52d5\u91cf\u306e\u5408\u8a08\u306f\u540c\u3058\u3067\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001\u904b\u52d5\u91cf\u4fdd\u5b58\u5247\u3068\u529b\u5b66\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u306e\u4f7f\u3044\u5206\u3051\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u3087\u3046\u30022\u3064\u306e\u6cd5\u5247\u306e\u4f7f\u3044\u65b9\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u7269\u7406\u3067\u306e\u8a08\u7b97\u554f\u984c\u3092\u89e3\u3051\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>2\u3064\u306e\u7269\u4f53\u304c\u885d\u7a81\u3059\u308b\u3068\u304d\u3001\u7269\u7406\u3067\u5229\u7528\u3055\u308c\u308b\u6982\u5ff5\u306b\u904b\u52d5\u91cf\u304c\u3042\u308a\u307e\u3059\u30022\u3064\u306e\u7269\u4f53\u304c\u885d\u7a81\u3059\u308b\u3068\u3001\u305d\u306e\u5f8c\u306e\u30b9\u30d4\u30fc\u30c9\u306f\u5909\u5316\u3057\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u3001\u904b\u52d5\u91cf\u3092\u5229\u7528\u3057\u3066\u885d\u7a81\u5f8c\u306e\u901f\u5ea6\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002 \u904b\u52d5\u91cf\u306e\u8a08\u7b97\u3092\u3059\u308b\u3068\u304d\u3001\u5fc5\u305a\u529b\u7a4d\u3092\u7406\u89e3\u3057\u306a\u3051 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":9087,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"class_list":{"0":"post-9063","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-physics-2"},"_links":{"self":[{"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/posts\/9063","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/comments?post=9063"}],"version-history":[{"count":10,"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/posts\/9063\/revisions"}],"predecessor-version":[{"id":9542,"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/posts\/9063\/revisions\/9542"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/media\/9087"}],"wp:attachment":[{"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/media?parent=9063"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/categories?post=9063"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hatsudy.com\/jp\/wp-json\/wp\/v2\/tags?post=9063"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}