{"id":1092,"date":"2021-11-11T11:05:10","date_gmt":"2021-11-11T02:05:10","guid":{"rendered":"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/?p=1092"},"modified":"2026-02-19T16:21:29","modified_gmt":"2026-02-19T07:21:29","slug":"%e3%81%b0%e3%81%ad%e6%8c%af%e3%82%8a%e5%ad%90%e3%81%ae%e3%81%b0%e3%81%ad%e5%ae%9a%e6%95%b0%e3%82%92%e7%9b%b4%e6%8e%a5%e6%b8%ac%e5%ae%9a%e3%81%99%e3%82%8b","status":"publish","type":"post","link":"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/1092\/","title":{"rendered":"\u3070\u306d\u632f\u308a\u5b50\u306e\u3070\u306d\u5b9a\u6570\u3092\u76f4\u63a5\u6e2c\u5b9a\u3059\u308b"},"content":{"rendered":"<p>\u57fa\u790e\u7269\u7406\u5b66\u5b9f\u9a13\u306e\u984c\u76ee\u300c\u3070\u306d\u632f\u308a\u5b50\u306e\u632f\u52d5\u300d\u3067\u306f\u3001\u5171\u632f\u5468\u6ce2\u6570\u3092\u63a2\u3057\u51fa\u3057\u3001\u305d\u308c\uff08\u3068\u304a\u3082\u308a\u306e\u8cea\u91cf\uff09\u304b\u3089\u3070\u306d\u5b9a\u6570\u3092\u6c42\u3081\u3066\u3044\u307e\u3059\u3002\u5b9f\u9a13\u8ab2\u984c\u3068\u3057\u3066\u306f\u305d\u308c\u3060\u3051\u306a\u306e\u3067\u3059\u304c\u3001\u3070\u306d\u5b9a\u6570\u3092\u6c42\u3081\u308b\u65b9\u6cd5\u306f\uff08\u5c11\u306a\u304f\u3068\u3082\uff09\u3082\u3046\u4e00\u3064\u3042\u308b\u3053\u3068\u306f\u307f\u3093\u306a\u304c\u77e5\u3063\u3066\u3044\u308b\u306f\u305a\u3067\u3059\u3002\u305d\u3046\u3001\u3070\u306d\u306b\u5bfe\u3059\u308b\u8377\u91cd\u3068\u4f38\u3073\u3092\u6e2c\u5b9a\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002\u305d\u306e\u6e2c\u5b9a\u3092\u3084\u3063\u3066\u307f\u305f\u3001\u3068\u3044\u3046\u8a71\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n<!--more--><\/p>\n<h2>\u76ee\u7684<\/h2>\n<p>\u4e0e\u3048\u3089\u308c\u305f\u3070\u306d\u632f\u308a\u5b50\u306e\u3070\u306d\u5b9a\u6570\uff08spring constant\uff09\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002<small>\u3070\u306d\u632f\u308a\u5b50\u306f\u3001\u304a\u3082\u308a\u306b\u3070\u306d\u3092\u53d6\u308a\u4ed8\u3051\u305f\u3082\u306e\u3067\u3059\u304c\u3001\u305d\u306e\u3070\u306d\u306e\u3070\u306d\u5b9a\u6570\u3092\u6e2c\u5b9a\u3059\u308b\u3001\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/small><\/p>\n<h2>\u624b\u9806<\/h2>\n<ol>\n<li>\u3070\u306d\u632f\u308a\u5b50\u3092\u540a\u308a\u4e0b\u3052\u305f\u3068\u304d\u306e\u3070\u306d\u306e\u9577\u3055 l<sub>1<\/sub> \u3092\u6e2c\u5b9a\u3059\u308b\u3002<\/li>\n<li>\u3070\u306d\u632f\u308a\u5b50\u304b\u3089\u304a\u3082\u308a\u3092\u53d6\u308a\u5916\u3057\u3066\u3070\u306d\u3060\u3051\u3092\u540a\u308a\u4e0b\u3052\u3001\u305d\u306e\u81ea\u7136\u9577 l<sub>0<\/sub> \u3092\u6e2c\u5b9a\u3059\u308b\u3002<\/li>\n<li>\u3070\u306d\u632f\u308a\u5b50\u306e\u304a\u3082\u308a\u306e\u8cea\u91cf m<sub>1<\/sub> \u3092\u6e2c\u5b9a\u3059\u308b\u3002<\/li>\n<li>\u3070\u306d\u306b\u3001\u8cea\u91cf m<sub>2<\/sub> \u306e\u7269\u4f53\u3092\u53d6\u308a\u4ed8\u3051\u3066\u540a\u308a\u4e0b\u3052\u3001\u3070\u306d\u306e\u9577\u3055 l<sub>2<\/sub> \u3092\u6e2c\u5b9a\u3059\u308b\u3002<\/li>\n<\/ol>\n<p>\u624b\u98063\u307e\u3067\u3067\u3001\u3070\u306d\u5b9a\u6570\u3092 k = m<sub>1<\/sub>g \/ (l<sub>1<\/sub> &#8211; l<sub>0<\/sub>) \u306b\u3088\u308a\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff08g\u306f\u91cd\u529b\u52a0\u901f\u5ea6\u3001\u3053\u3053\u3067\u306f 9.8026 m\/s<sup>2<\/sup>\u3068\u3057\u307e\u3059\u3002<small>\u3061\u306a\u307f\u306b\u3001\u5f18\u524d\u5927\u5b66\u7406\u5de5\u5b66\u90e81\u53f7\u99281\u968e\u306b\u306f<a href=\"https:\/\/www.gsi.go.jp\/buturisokuchi\/grageo_gravityseika.html\" rel=\"noopener\" target=\"_blank\">\u65e5\u672c\u91cd\u529b\u57fa\u6e96\u7db22016<\/a>\u306e<strong>\u57fa\u6e96\u91cd\u529b\u70b9<\/strong>\u304c\u3042\u308a\u3001\u91cd\u529b\u5024\u304c 9.8026121 m\/s<sup>2<\/sup> \u3068\u6e2c\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059<\/small>\uff09\u3002\u624b\u98064\u306f\u8377\u91cd\u3068\u3070\u306d\u306e\u4f38\u3073\u306e\u76f4\u7dda\u6027\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u884c\u3044\u307e\u3059\u3002<\/p>\n<h2>\u6e2c\u5b9a\u7d50\u679c<\/h2>\n<p>\u305d\u308c\u3067\u306f\u624b\u9806\u306b\u6cbf\u3063\u3066\u9032\u3081\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<p>\u307e\u305a\u306f\u3070\u306d\u632f\u308a\u5b50\u3092\u540a\u308a\u4e0b\u3052\u307e\u3057\u3087\u3046\u3002<small>\u3053\u3053\u3067\u306f\uff08\u30c1\u30fc\u30c8\u5bfe\u7b56\u3068\u3057\u3066\uff09\u5b66\u751f\u5b9f\u9a13\u3067\u4f7f\u3063\u3066\u3044\u308b\u3082\u306e\u3068\u306f\u5225\u306e\u4ed5\u69d8\u306e\u3070\u306d\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002<\/small><br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1099\" src=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2224_6.jpg\" alt=\"\" width=\"360\" height=\"540\" srcset=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2224_6.jpg 360w, https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2224_6-200x300.jpg 200w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><br \/>\n\u3053\u306e\u72b6\u614b\u3067\u3070\u306d\u306e\u4e0b\u7aef\u3068\u4e0a\u7aef\u3092\u8aad\u307f\u53d6\u308a\u307e\u3059\u3002\u3069\u3053\u307e\u3067\u3092\u3070\u306d\u306e\u9577\u3055\u3068\u3059\u308b\u304b\u306b\u3064\u3044\u3066\u306f\u3044\u308d\u3044\u308d\u57fa\u6e96\u304c\u3042\u308a\u305d\u3046\u3067\u3059\u304c\u3001\u3053\u3053\u3067\u306f\u4e0a\u4e0b\u306e\u30d5\u30c3\u30af\u90e8\u3092\u9664\u3044\u305f\u5404\u7aef\u9593\u306e\u9577\u3055\u3068\u5b9a\u7fa9\u3057\u307e\u3059\u3002\u5ff5\u306e\u305f\u3081\u305d\u308c\u305e\u308c\u3092\u771f\u6a2a\u304b\u3089\u898b\u305f\u5199\u771f\u3082\u7528\u610f\u3057\u307e\u3057\u305f\u3002<br \/>\n<a href=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2225_6.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-1100\" src=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2225_6-644x322.jpg\" alt=\"\" width=\"644\" height=\"322\" srcset=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2225_6-644x322.jpg 644w, https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2225_6-300x150.jpg 300w, https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2225_6.jpg 1024w\" sizes=\"auto, (max-width: 644px) 100vw, 644px\" \/><\/a><br \/>\n\u4e0b\u7aef\u306f\u30cd\u30b8\u306b\u96a0\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u30a2\u30c0\u30d7\u30bf\u30fc\u306e\u4e0a\u7aef\u3068\u540c\u3058\u3050\u3089\u3044\u3067\u3057\u305f\u306e\u3067\u305d\u308c\u3092\u8aad\u307f\u53d6\u308a\u307e\u3059\u300292.0 mm \u3067\u3057\u3087\u3046\u304b\u3002\u4e0a\u7aef\u3082\u8a55\u4fa1\u304c\u96e3\u3057\u3044\u3067\u3059\u304c\u3001\u3053\u3053\u3067\u306f 220.5 mm \u3068\u3057\u307e\u3059\u3002\u3070\u306d\u306e\u9577\u3055 l<sub>1<\/sub> \u306f 128.5 mm \u3067\u3059\u306d\u3002<\/p>\n<p>\u7d9a\u3044\u3066\u81ea\u7136\u9577\u306e\u6e2c\u5b9a\u3092\u884c\u3044\u307e\u3059\u3002\u304a\u3082\u308a\u3092\u5916\u3057\u3066\u3070\u306d\u3060\u3051\u3092\u540a\u308a\u4e0b\u3052\u307e\u3059\u3002<br \/>\n<a href=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2222_6.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-1102\" src=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2222_6-644x322.jpg\" alt=\"\" width=\"644\" height=\"322\" srcset=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2222_6-644x322.jpg 644w, https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2222_6-300x150.jpg 300w, https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2222_6.jpg 1024w\" sizes=\"auto, (max-width: 644px) 100vw, 644px\" \/><\/a><br \/>\n\u4e0b\u7aef\u306f&#8230;\u3070\u306d\u306e\u524d\u5f8c\u3067\u3076\u308c\u304c\u3042\u308a\u307e\u3059\u304c\u3001189.5 mm \u3068\u3057\u307e\u3059\u3002\u81ea\u7136\u9577\u306e\u4e0a\u7aef\u3092 220.5 mm \u3068\u8aad\u307f\u53d6\u308a\u3001\u81ea\u7136\u9577 l<sub>0<\/sub> \u306f 31.0 mm \u3068\u6c42\u3081\u3089\u308c\u307e\u3057\u305f\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1104\" src=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2236_6.jpg\" alt=\"\" width=\"512\" height=\"256\" srcset=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2236_6.jpg 512w, https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2236_6-300x150.jpg 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><br \/>\n\u304a\u3082\u308a\u306e\u8cea\u91cf m<sub>1<\/sub> \u306f\u300177.43 g \u3067\u3057\u305f\u3002\u3061\u306a\u307f\u306b\u3070\u306d\u306e\u8cea\u91cf\u306f 1.84 g \u3067\u3059\u3002<small>\u304a\u3082\u308a\u306e\u4e2d\u306e\u78c1\u77f3\u304c\u96fb\u5b50\u5929\u79e4\u306b\u60aa\u5f71\u97ff\u3092\u53ca\u307c\u3059\u305f\u3081\u3001\u6bb5\u30dc\u30fc\u30eb\u7bb1\u306b\u4e57\u305b\u3066\u6e2c\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002\u3082\u3061\u308d\u3093\u3001\u6bb5\u30dc\u30fc\u30eb\u7bb1\u3092\u4e57\u305b\u305f\u72b6\u614b\u3067\u30bc\u30ed\u8abf\u6574\u3092\u3057\u3066\u3044\u307e\u3059\u3002<\/small><br \/>\n\u3070\u306d\u306e\u8cea\u91cf\u306f\u3070\u306d\u632f\u308a\u5b50\u306e\u8cea\u91cf\u306e\u3046\u3061\u306e2%\u7a0b\u5ea6\u3067\u3001\u305d\u308c\u3092\u7121\u8996\u3057\u3066\u3044\u3044\u304b\u3069\u3046\u304b\u306f\u304d\u308f\u3069\u3044\u3068\u3053\u308d\u3067\u3059\u304c\u3001\u3053\u3053\u3067\u306f\u7121\u8996\u3067\u304d\u308b\u3082\u306e\u3068\u8003\u3048\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u3053\u307e\u3067\u306e\u6e2c\u5b9a\u5024\u304b\u3089\u3070\u306d\u5b9a\u6570\u3092\u6c42\u3081\u3066\u307f\u307e\u3059\u3002k = 77.43 g * 9.8026 m\uff65s<sup>-2<\/sup> \/ (128.5 mm &#8211; 31.0 mm) = <strong>7.78 N\/m<\/strong> \u3068\u306a\u308a\u307e\u3057\u305f\u3002<small>g\u3092kg\u306b\u76f4\u305910<sup>-3<\/sup>\u3068mm\u3092m\u306b\u76f4\u305910<sup>-3<\/sup>\u304c\u3001\u5206\u5b50\u3068\u5206\u6bcd\u3067\u30ad\u30e3\u30f3\u30bb\u30eb\u3059\u308b\u306e\u3067\u3001\u305d\u306e\u307e\u307e\u8a08\u7b97\u3067\u304d\u307e\u3059\u306d\uff01<\/small><\/p>\n<p>\u6700\u5f8c\u306b\u3001\u304a\u3082\u308a\u306e\u4ee3\u308f\u308a\u306b\u624b\u5143\u306b\u3042\u3063\u305f\u9375\u3092\u3070\u306d\u306b\u53d6\u308a\u4ed8\u3051\u3066\u6e2c\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1107\" src=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2230_6.jpg\" alt=\"\" width=\"360\" height=\"450\" srcset=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2230_6.jpg 360w, https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2230_6-240x300.jpg 240w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><br \/>\n<a href=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2228_6.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-1108\" src=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2228_6-644x322.jpg\" alt=\"\" width=\"644\" height=\"322\" srcset=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2228_6-644x322.jpg 644w, https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2228_6-300x150.jpg 300w, https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2228_6.jpg 1024w\" sizes=\"auto, (max-width: 644px) 100vw, 644px\" \/><\/a><br \/>\n\u91cd\u5fc3\u30d0\u30e9\u30f3\u30b9\u306e\u95a2\u4fc2\u3067\u3070\u306d\u304c\u50be\u3044\u3066\u3044\u308b\u306e\u3067\u3001\u3069\u3053\u3092\u4e0b\u7aef\u3068\u3059\u308b\u304b\u60a9\u307f\u307e\u3059\u306d\u3002\u3068\u308a\u3042\u3048\u305a\u624b\u524d\u3068\u5965\u306e\u5e73\u5747\u3092\u3068\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u3087\u3046\u3002165.0 mm \u3067\u3057\u3087\u3046\u304b\u3002\u4e0a\u7aef\u306f\u76f8\u5909\u308f\u3089\u305a 220.5 mm \u3067\u3059\u306e\u3067\u3001\u3070\u306d\u306e\u9577\u3055 l<sub>2<\/sub> \u306f 55.5 mm \u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1109\" src=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2239_6.jpg\" alt=\"\" width=\"400\" height=\"300\" srcset=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2239_6.jpg 400w, https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/IMGP2239_6-300x225.jpg 300w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><br \/>\n\u305d\u3057\u3066\u9375\u306e\u8cea\u91cf m<sub>2<\/sub> \u306f 26.57 g \u3067\u3057\u305f\u3002<small>\u3082\u3061\u308d\u3093\u3001\u7bb1\u306e\u306a\u3044\u72b6\u614b\u3067\u6539\u3081\u3066\u30bc\u30ed\u8abf\u6574\u3092\u3057\u3066\u3044\u307e\u3059\u3002<\/small><\/p>\n<h2>\u7d50\u679c\u3068\u8003\u5bdf<\/h2>\n<h3>\u8377\u91cd\u3068\u3070\u306d\u306e\u4f38\u3073\u306e\u95a2\u4fc2<\/h3>\n<table style=\"width: 66.3017%;border-collapse: collapse\">\n<caption>\u88681 \u3070\u306d\u306b\u5bfe\u3059\u308b\u8377\u91cd\u3068\u4f38\u3073\u306e\u95a2\u4fc2<\/caption>\n<tbody>\n<tr>\n<td style=\"width: 5%\">#<\/td>\n<td style=\"width: 15%;text-align: center\">\u8377\u91cd \/ gw<\/td>\n<td style=\"width: 25%;text-align: center\">\u3070\u306d\u306e\u9577\u3055 \/ mm<\/td>\n<td style=\"width: 25%;text-align: center\">\u3070\u306d\u306e\u4f38\u3073 \/ mm<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 5%\">0<\/td>\n<td style=\"width: 15%;text-align: right\">0<\/td>\n<td style=\"width: 25%;text-align: right\">31.0<\/td>\n<td style=\"width: 25%;text-align: right\">0<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 5%\">2<\/td>\n<td style=\"width: 15%;text-align: right\">26.57<\/td>\n<td style=\"width: 25%;text-align: right\">55.5<\/td>\n<td style=\"width: 25%;text-align: right\">24.5<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 5%\">1<\/td>\n<td style=\"width: 15%;text-align: right\">77.43<\/td>\n<td style=\"width: 25%;text-align: right\">128.5<\/td>\n<td style=\"width: 25%;text-align: right\">97.5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5f97\u3089\u308c\u305f\u6e2c\u5b9a\u7d50\u679c\u3092\u307e\u3068\u3081\u308b\u3068\u88681\u306e\u3088\u3046\u306b\u306a\u308a\u3001\u305d\u308c\u3092\u30b0\u30e9\u30d5\u3067\u8868\u73fe\u3057\u305f\u306e\u304c\u56f31\u3067\u3059\u3002<small>\u672c\u6765\u306f\u72ec\u7acb\u5909\u6570\u3067\u3042\u308b\u8377\u91cd\u3092\u6a2a\u8ef8\u306b\u3068\u308b\u3079\u304d\u306a\u306e\u3067\u3059\u304c\u3001\u3053\u3053\u3067\u306f\u50be\u304d\u304c\u3070\u306d\u5b9a\u6570\u306b\u5bfe\u5fdc\u3059\u308b\u308f\u304b\u308a\u3084\u3059\u3055\u3092\u91cd\u8996\u3057\u3066\u3001\u8377\u91cd\u3092\u7e26\u8ef8\u306b\u3068\u3063\u3066\u3044\u307e\u3059\u3002<\/small><br \/>\n<figure id=\"attachment_1120\" aria-describedby=\"caption-attachment-1120\" style=\"width: 360px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/extension-load.png\" alt=\"\" width=\"360\" height=\"320\" class=\"size-full wp-image-1120\" srcset=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/extension-load.png 360w, https:\/\/home.hirosaki-u.ac.jp\/yaneura\/wp-content\/uploads\/sites\/26\/extension-load-300x267.png 300w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><figcaption id=\"caption-attachment-1120\" class=\"wp-caption-text\">\u56f31 \u3070\u306d\u306e\u4f38\u3073\u3068\u8377\u91cd\u306e\u95a2\u4fc2<\/figcaption><\/figure><br \/>\n\u30d5\u30c3\u30af\u306e\u6cd5\u5247\u306b\u5f93\u3046\u306e\u306a\u3089\u3070\u3001\u8377\u91cd\uff08\u8cea\u91cf\uff09\u3068\u3070\u306d\u306e\u4f38\u3073\u306f\u6bd4\u4f8b\u3059\u308b\u306f\u305a\u306a\u306e\u3067\u3059\u304c\u3001\u56f31\u306e\u30b0\u30e9\u30d5\u304b\u3089\u306f\u305d\u3046\u306a\u3063\u3066\u3044\u306a\u3044\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\uff08#2\u306e\u70b9\u306e\u3042\u305f\u308a\u3067\u3001\u4e0a\u306b\u51f8\u306b\u306a\u308a\u305d\u3046\u3067\u3059\u306d\uff01\uff09\u3002\u3057\u305f\u304c\u3063\u3066\u4e0a\u3067\u6c42\u3081\u305f\u300c\u3070\u306d\u5b9a\u6570\u300dk\u304c\u610f\u5473\u3092\u3082\u3064\u5024\u306a\u306e\u304b\u3069\u3046\u304b\u304c\u602a\u3057\u304f\u306a\u3063\u3066\u304d\u307e\u3057\u305f\u3002<small>\u9375\u3092\u53d6\u308a\u4ed8\u3051\u305f\u632f\u308a\u5b50\u306e\u9577\u3055\u306e\u6e2c\u5b9a\u306b\u8d77\u56e0\u3059\u308b\u3082\u306e\u3068\u8003\u3048\u305f\u53d7\u8b1b\u8005\u304c\u3044\u307e\u3057\u305f\u304c\u3001\u6bd4\u4f8b\u3059\u308b\u306b\u306f\u6e2c\u5b9a\u5024\u304c\u3042\u3068 9 mm\u5927\u304d\u304f\u306a\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u3053\u306e\u6e2c\u5b9a\u304c\u305d\u3053\u307e\u3067\u5927\u304d\u306a\u8aa4\u5dee\u3092\u542b\u3080\u3068\u306f\u8003\u3048\u306b\u304f\u3044\u3067\u3059\u3002<\/small><\/p>\n<h3>\u5171\u632f\u5468\u6ce2\u6570\u304b\u3089\u6c42\u3081\u305f\u3070\u306d\u5b9a\u6570\u3068\u306e\u6bd4\u8f03<\/h3>\n<p>\u5171\u632f\u5468\u6ce2\u6570\u304b\u3089\u6c42\u3081\u305f\u3070\u306d\u5b9a\u6570\u3068\u306e\u6bd4\u8f03\u3092\u884c\u3044\u307e\u3057\u3087\u3046\u3002\u5171\u632f\u5468\u6ce2\u6570 f<sub>0<\/sub> \u306f 1.495 Hz \u3068\u5f97\u3089\u308c\u305f\u306e\u3067\u3001\u305d\u308c\u3068\u304a\u3082\u308a\u306e\u8cea\u91cf m<sub>1<\/sub> = 77.43 g \u3092\u4f7f\u3063\u3066\u3070\u306d\u5b9a\u6570\u3092\u6c42\u3081\u308b\u3068\u3001k&#8217; = m<sub>1<\/sub> (2\u03c0\uff65f<sub>0<\/sub>)<sup>2<\/sup> = <strong>6.85 N\/m<\/strong> \u3068\u306a\u308a\u307e\u3059\u3002<br \/>\n\u88681\u306e#0\u3068#1\u304b\u3089\u6c42\u3081\u305f\u3070\u306d\u5b9a\u6570 7.78 N\/m \u3068\u306f10%\u4ee5\u4e0a\u306e\u5dee\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u5dee\u306f\u3069\u3053\u304b\u3089\u6765\u305f\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<p>\u3070\u306d\u5b9a\u6570k\u306f#0\u3068#1\u306e\u5e73\u5747\u7684\u306a\uff08<strong>\u5927\u57df\u7684<\/strong>\u306a\uff09\u300c\u3070\u306d\u5b9a\u6570\u300d\u3067\u3059\u304c\u3001k&#8217;\u306f\u540a\u308a\u4e0b\u3052\u305f\u72b6\u614b\u3067\u6e2c\u5b9a\u3057\u305f\u7d50\u679c\u306b\u57fa\u3065\u3044\u3066\u3044\u307e\u3059\u306e\u3067\u3001#1\u306e\u5468\u8fba\u3067\u306e\uff08<strong>\u5c40\u6240\u7684<\/strong>\u306a\uff09\u300c\u3070\u306d\u5b9a\u6570\u300d\u3092\u6c42\u3081\u3066\u3044\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u3053\u3068\u304c\u4e21\u8005\u306e\u5dee\u7570\u3092\u751f\u3093\u3067\u3044\u308b\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>k\u3092\u3001#1\u5468\u8fba\u3067\u306e\u5c40\u6240\u7684\u306a\u5024\u306b\u8fd1\u3065\u3051\u308b\u306b\u306f\u3069\u3046\u3059\u308c\u3070\u3044\u3044\u3067\u3057\u3087\u3046\u304b\uff1fk\u3092\u6c42\u3081\u308b\u3068\u304d\u306b#0\u306e\u4ee3\u308f\u308a\u306b#2\u3092\u4f7f\u3063\u3066\u3001#1\u3068#2\u306e2\u70b9\u304b\u3089\u3070\u306d\u5b9a\u6570\u3092\u6c42\u3081\u3066\u307f\u307e\u3057\u3087\u3046\uff08\u305d\u308c\u3092 k<sup>*<\/sup>\u3068\u3057\u307e\u3059\uff09\u3002<br \/>\nk<sup>*<\/sup> = (77.43 g &#8211; 26.57 g) * 9.8026 m\uff65s<sup>-2<\/sup> \/ (97.5 mm &#8211; 24.5 mm) = <strong>6.83 N\/m<\/strong> \u3068\u306a\u308a\u307e\u3057\u305f\u3002<br \/>\n\u6e2c\u5b9a\u5024\uff08\u5171\u632f\u5468\u6ce2\u6570\u3084\u3070\u306d\u306e\u4f38\u3073\uff09\u304c\u542b\u3080\u4e0d\u78ba\u304b\u3055\u3092\u8003\u616e\u3059\u308b\u3068\u3001\u3053\u308c\u306f\u5171\u632f\u5468\u6ce2\u6570\u304b\u3089\u6c42\u3081\u305f\u3070\u306d\u5b9a\u6570k&#8217; = 6.85 N\/m \u3068\u4e00\u81f4\u3059\u308b\u3068\u8a00\u3048\u307e\u3059\u3002\u3064\u307e\u308a#2\u304b\u3089#1\u306e\u8377\u91cd\u306e\u7bc4\u56f2\u3067\u306f\u3001\u3070\u306d\u306e\u8377\u91cd\u3068\u4f38\u3073\u306b\u76f4\u7dda\u7684\u306a\u95a2\u4fc2\u304c\u3042\u308b\u3068\u63a8\u6e2c\u3055\u308c\u307e\u3059\u3002<\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>\u3070\u306d\u632f\u308a\u5b50\u306e\u3070\u306d\u5b9a\u6570\u306f\u3001\u7570\u306a\u308b\u8377\u91cd\u306b\u3088\u308b\u3070\u306d\u306e\u9577\u3055\u304b\u3089\u30016.85 N\/m \u3068\u6c42\u3081\u3089\u308c\u307e\u3057\u305f\u3002\u3053\u308c\u306f\u3001\u5171\u632f\u5468\u6ce2\u6570\u304b\u3089\u6c42\u3081\u305f\u3070\u306d\u5b9a\u6570 6.83 N\/m \u3068\u4e00\u81f4\u3057\u3001<strong>\u3042\u308b\u7a0b\u5ea6\u306e\u8377\u91cd\u306e\u7bc4\u56f2\u3067\u306f<\/strong>\u76f4\u7dda\u7684\u306a\u8377\u91cd-\u4f38\u3073\u7279\u6027\u3092\u793a\u3059\u3082\u306e\u3068\u63a8\u6e2c\u3055\u308c\u307e\u3059\u3002\u4e00\u65b9\u3067\u7121\u8377\u91cd\uff08\u81ea\u7136\u9577\uff09\u4ed8\u8fd1\u3067\u306f\u3001\u3088\u308a\u4f38\u3073\u306b\u304f\u3044\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n<p><small>\u3082\u3046\u5c11\u3057\u7a2e\u660e\u304b\u3057\u3092\u3059\u308b\u3068\u3001\u3053\u3053\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u3070\u306d\u306f<strong>\u5f15\u5f35\u30b3\u30a4\u30eb\u3070\u306d<\/strong>\u3068\u3044\u3046\u30bf\u30a4\u30d7\u306e\u3082\u306e\u3067\u3001\u3042\u308b\u4e00\u5b9a\u4ee5\u4e0b\u306e\u8377\u91cd\u3067\u306f\u3070\u306d\u306e\u9577\u3055\u304c\u5909\u308f\u3089\u306a\u3044\u3068\u3044\u3046\u6027\u8cea\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u8377\u91cd\u3092<strong>\u521d\u5f35\u529b<\/strong>\u3068\u8a00\u3044\u307e\u3059\u304c\u3001\u521d\u5f35\u529b\u3088\u308a\u5927\u304d\u306a\u8377\u91cd\u3092\u53d7\u3051\u308b\u3068\u3070\u306d\u306e\u4f38\u3073\u306f\u8377\u91cd\u306b\u5bfe\u3057\u3066\u76f4\u7dda\u7684\u306b\u5909\u5316\u3057\u307e\u3059[2]\u3002#0\u3068#1\u304b\u3089\u6c42\u3081\u305f\u3070\u306d\u5b9a\u6570 k \u304c k&#8217; \u3084 k* \u3088\u308a\u5927\u304d\u306a\u5024\u306b\u306a\u3063\u305f\u306e\u306f\u3001\u521d\u5f35\u529b\u306e\u5f71\u97ff\u306b\u3088\u308b\u3082\u306e\u3067\u3042\u308b\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/small><\/p>\n<h2>\u4f59\u8ac7<\/h2>\n<p>\u672c\u8a18\u4e8b\u306f\u3001\uff08\u30e1\u30c7\u30a3\u30a2\u6388\u696d\u3068\u3057\u3066\u884c\u308f\u308c\u305f\uff092020\u5e74\u5ea6\u306e\u6570\u7269\u79d1\u5b66\u79d1\u300c<a href=\"https:\/\/home.hirosaki-u.ac.jp\/yaneura\/951\/\">\u57fa\u790e\u7269\u7406\u5b66\u5b9f\u9a13I<\/a>\u300d\u5411\u3051\u306e\u88dc\u52a9\u30b3\u30f3\u30c6\u30f3\u30c4\u3068\u3057\u3066\u79c1\u304c\u63d0\u4f9b\u3057\u305f\u3082\u306e\u3092\u3082\u3068\u306b\u518d\u69cb\u6210\u3057\u305f\u3082\u306e\u3067\u3059\u3002<small>\u88dc\u52a9\u30b3\u30f3\u30c6\u30f3\u30c4\u5185\u3067\u306f\u6e2c\u5b9a\u5024\u306e\u307f\u3092\u63d0\u4f9b\u3057\u3001\u8003\u5bdf\u306e\u65b9\u5411\u6027\uff08\u3042\u308b\u3044\u306f\u305d\u3082\u305d\u3082\u8003\u5bdf\u306b\u63f4\u7528\u3059\u308b\u304b\u5426\u304b\uff09\u306f\u53d7\u8b1b\u8005\u306b\u59d4\u306d\u307e\u3057\u305f\u3002<\/small>\u305d\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3067\u306f\u3001\u5171\u632f\u5468\u6ce2\u6570\u304b\u3089\u6c42\u3081\u305f\u5171\u632f\u5468\u6ce2\u6570\uff08\u306a\u3089\u3073\u306b\u3070\u306d\u5b9a\u6570\uff09\u306e\u59a5\u5f53\u6027\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u5225\u306e\u65b9\u6cd5\u3067\u3070\u306d\u5b9a\u6570\u3092\u6e2c\u5b9a\u3059\u308b\u3001\u3068\u3044\u3046\u52d5\u6a5f\u4ed8\u3051\u3092\u3057\u3066\u3044\u305f\u3068\u601d\u3044\u307e\u3059\u3002\u5f53\u6642\u306f3\u5206\u306e1\u7a0b\u5ea6\u306e\u53d7\u8b1b\u8005\u304c\u305d\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u63f4\u7528\u3057\u305f\u8003\u5bdf\u3092\u884c\u3063\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u300c#1\u3068#2\u306e\u6e2c\u5b9a\u5024\u304b\u3089\u3070\u306d\u5b9a\u6570\u3092\u6c42\u3081\u308b\u300d\u3068\u3053\u308d\u306b\u305f\u3069\u308a\u7740\u3044\u305f\u53d7\u8b1b\u8005\u306f\u3044\u306a\u304b\u3063\u305f\u3068\u8a18\u61b6\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n\u307e\u305f\u3001\u3042\u308b\u7a2e\u306e\u3070\u306d\u306b\u3064\u3044\u3066\u306e\u521d\u5f35\u529b\u3068\u3044\u3046\u6982\u5ff5\u306b\u3064\u3044\u3066\u306f\u3001\u79c1\u81ea\u8eab\u3082\u88dc\u52a9\u30b3\u30f3\u30c6\u30f3\u30c4\u4f5c\u6210\u6642\u306e\u8abf\u67fb\u3067\u521d\u3081\u3066\u77e5\u308a\u307e\u3057\u305f\u3002\u3053\u3046\u3044\u3046\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u4f5c\u6210\u3057\u3066\u3044\u306a\u3051\u308c\u3070\u3001\u4eca\u3082\u77e5\u308b\u6a5f\u4f1a\u306f\u306a\u3044\u307e\u307e\u3060\u3063\u305f\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<h2>\u53c2\u8003\u30b5\u30a4\u30c8<\/h2>\n<ol>\n<li><a href=\"http:\/\/www.makasaka.net\/physics\/bane\/bane.html\" target=\"_blank\" rel=\"noopener\">\u30d0\u30cd\u632f\u308a\u5b50\u306e\u5468\u671f<\/a> : MAkasaka&#8217;s Homepage\u306e\u300c\u9ad8\u6821\u3076\u3064\u308a\u5b9f\u9a13\u300d\u3088\u308a\u3002\u672c\u8a18\u4e8b\u3068\u540c\u3058\u3088\u3046\u306a\u5b9f\u9a13\u3092\u884c\u3063\u3066\u3044\u307e\u3059\uff08\u9ad8\u6821\u7269\u7406\u306e\u6388\u696d\u3067\u884c\u3063\u3066\u3044\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff09\u3002<small>\u5b9f\u9a13I\u3067\u30b0\u30e9\u30d5\u306e\u5207\u7247\u304c\u6b63\u3067\u3042\u308b\u3053\u3068\u3001\u5b9f\u9a13II\u306e\u76f8\u5bfe\u8aa4\u5dee\u304cm\u304c\u5897\u3048\u308b\u306b\u3064\u308c\u3066\u5c0f\u3055\u304f\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u304b\u3089\u3001\u8cea\u91cf\u306b\u30aa\u30d5\u30bb\u30c3\u30c8\u304c\u3042\u308b\uff08\u3070\u306d\u81ea\u8eab\u306e\u8cea\u91cf\uff1f\uff09\u3053\u3068\u304c\u5b9f\u9a13II\u306e\u76f8\u5bfe\u8aa4\u5dee\u306e\u4e3b\u8981\u56e0\u3060\u3068\u601d\u3044\u307e\u3057\u305f\u304c\u3001\u3069\u3046\u3067\u3057\u3087\u3046\uff1f<\/small><\/li>\n<li><a href=\"https:\/\/www.monotaro.com\/s\/pages\/readingseries\/kikaikiso_0305\/\" target=\"_blank\" rel=\"noopener\">\u5f15\u5f35\u30b3\u30a4\u30eb\u3070\u306d\u306e\u7279\u5fb4\u3068\u7a2e\u985e<\/a> : 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