{"id":1375,"date":"2023-07-26T15:34:05","date_gmt":"2023-07-26T15:34:05","guid":{"rendered":"https:\/\/statorials.org\/ja\/%e3%82%af%e3%82%99%e3%83%ab%e3%83%bc%e3%83%95%e3%82%9a%e5%88%86%e6%95%a3\/"},"modified":"2023-07-26T15:34:05","modified_gmt":"2023-07-26T15:34:05","slug":"%e3%82%af%e3%82%99%e3%83%ab%e3%83%bc%e3%83%95%e3%82%9a%e5%88%86%e6%95%a3","status":"publish","type":"post","link":"https:\/\/statorials.org\/ja\/%e3%82%af%e3%82%99%e3%83%ab%e3%83%bc%e3%83%95%e3%82%9a%e5%88%86%e6%95%a3\/","title":{"rendered":"\u30af\u30e9\u30b9\u30bf\u30fc\u5206\u6563\u3068\u306f\u4f55\u3067\u3059\u304b? (\u5b9a\u7fa9&\u4f8b)"},"content":{"rendered":"

<\/p>\n

\n

\u7d71\u8a08\u5b66\u3067\u306f\u3001\u30af\u30e9\u30b9\u30bf\u30fc\u5206\u6563\u306f<\/strong>\u5358\u306b 2 \u3064\u4ee5\u4e0a\u306e\u30af\u30e9\u30b9\u30bf\u30fc\u5206\u6563\u306e\u5e73\u5747\u3092\u6307\u3057\u307e\u3059\u3002<\/span><\/p>\n

\u300c\u30d7\u30fc\u30eb\u3055\u308c\u305f\u300d\u3068\u3044\u3046\u8a00\u8449\u306f\u3001\u30b0\u30eb\u30fc\u30d7\u9593\u306e\u5171\u901a\u5206\u6563\u306e 1 \u3064\u306e\u6570\u5024\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b 2 \u3064\u4ee5\u4e0a\u306e\u30b0\u30eb\u30fc\u30d7\u5206\u6563\u3092\u300c\u30d7\u30fc\u30eb\u300d\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002<\/span><\/p>\n

\u5b9f\u969b\u306b\u306f\u3001\u30d7\u30fc\u30eb\u3055\u308c\u305f\u5206\u6563\u306f\u30012 \u3064\u306e\u6bcd\u96c6\u56e3\u306e\u5e73\u5747\u304c\u7b49\u3057\u3044\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b2 \u30b5\u30f3\u30d7\u30eb t \u691c\u5b9a<\/a>\u3067\u6700\u3082\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n

2 \u3064\u306e\u30b5\u30f3\u30d7\u30eb\u9593\u306e\u30d7\u30fc\u30eb\u3055\u308c\u305f\u5206\u6563\u306f\u4e00\u822c\u306bsp<\/sub> 2<\/sup>\u3067\u793a\u3055\u308c\u3001\u6b21\u306e\u3088\u3046\u306b\u8a08\u7b97\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n

s p<\/sub> 2<\/sup> = ( (n 1<\/sub> -1)s 1<\/sub> 2<\/sup> + (n 2<\/sub> -1)s 2<\/sub> 2<\/sup> ) \/ (n 1<\/sub> +n 2<\/sub> -2)<\/span><\/p>\n

2 \u3064\u306e\u30b5\u30f3\u30d7\u30eb \u30b5\u30a4\u30ba (n 1<\/sub>\u3068 n 2<\/sub> ) \u304c\u7b49\u3057\u3044\u5834\u5408\u3001\u5f0f\u306f\u6b21\u306e\u3088\u3046\u306b\u5358\u7d14\u5316\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n

s p<\/sub> 2<\/sup> = (s 1<\/sub> 2<\/sup> + s 2<\/sub> 2<\/sup> ) \/ 2<\/span><\/p>\n

\u30af\u30e9\u30b9\u30bf\u30fc\u5316\u30ae\u30e3\u30c3\u30d7\u3092\u8a08\u7b97\u3059\u308b\u5834\u5408<\/strong><\/span><\/h3>\n

2 \u3064\u306e\u6bcd\u96c6\u56e3\u306e\u5e73\u5747\u3092\u6bd4\u8f03\u3057\u305f\u3044\u5834\u5408\u3001\u6b21\u306e 2 \u3064\u306e\u7d71\u8a08\u691c\u5b9a\u3092\u4f7f\u7528\u3067\u304d\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p>\n

1.<\/strong> 2 \u30b5\u30f3\u30d7\u30eb t \u691c\u5b9a<\/a>: \u3053\u306e\u691c\u5b9a\u306f\u30012 \u3064\u306e\u30b5\u30f3\u30d7\u30eb\u9593\u306e\u5206\u6563\u304c\u307b\u307c\u7b49\u3057\u3044\u3068\u4eee\u5b9a\u3057\u307e\u3059\u3002\u3053\u306e\u691c\u5b9a\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u30d7\u30fc\u30eb\u3055\u308c\u305f\u5206\u6563\u304c\u8a08\u7b97\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n

2.<\/strong>\u30a6\u30a7\u30eb\u30c1\u306e t \u691c\u5b9a<\/a>: \u3053\u306e\u691c\u5b9a\u3067\u306f\u30012 \u3064\u306e\u30b5\u30f3\u30d7\u30eb\u9593\u306e\u5206\u6563\u304c\u307b\u307c\u7b49\u3057\u3044\u3068\u306f\u60f3\u5b9a\u3055\u308c\u3066\u3044\u307e\u305b\u3093<\/em>\u3002\u3053\u306e\u691c\u5b9a\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u30d7\u30fc\u30eb\u3055\u308c\u305f\u5206\u6563\u306f\u8a08\u7b97\u3055\u308c\u307e\u305b\u3093<\/em>\u3002\u4ee3\u308f\u308a\u306b\u3001\u5225\u306e\u5f0f\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/span><\/p>\n

\u3069\u306e\u30c6\u30b9\u30c8\u3092\u4f7f\u7528\u3059\u308b\u304b\u3092\u6c7a\u5b9a\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u7d4c\u9a13\u5247\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/span><\/p>\n

\u4e00\u822c\u898f\u5247:<\/strong>\u6700\u5927\u5206\u6563\u3068\u6700\u5c0f\u5206\u6563\u306e\u6bd4\u304c 4 \u672a\u6e80\u306e\u5834\u5408\u3001\u5206\u6563\u306f\u307b\u307c\u7b49\u3057\u3044\u3068\u4eee\u5b9a\u3057\u3066\u30012 \u6a19\u672c t \u691c\u5b9a\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/span><\/p>\n

\u305f\u3068\u3048\u3070\u3001\u30b5\u30f3\u30d7\u30eb 1 \u306e\u5206\u6563\u304c 24.5\u3001\u30b5\u30f3\u30d7\u30eb 2 \u306e\u5206\u6563\u304c 15.2 \u3067\u3042\u308b\u3068\u3057\u307e\u3059\u3002\u6700\u5927\u30b5\u30f3\u30d7\u30eb\u5206\u6563\u3068\u6700\u5c0f\u30b5\u30f3\u30d7\u30eb\u5206\u6563\u306e\u6bd4\u7387\u306f\u6b21\u306e\u3088\u3046\u306b\u8a08\u7b97\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n

\u6bd4\u7387:<\/strong> 24.5 \/ 15.2 = 1.61<\/span><\/p>\n

\u3053\u306e\u6bd4\u7387\u304c 4 \u672a\u6e80\u3067\u3042\u308b\u305f\u3081\u30012 \u3064\u306e\u30b0\u30eb\u30fc\u30d7\u9593\u306e\u5dee\u7570\u306f\u307b\u307c\u7b49\u3057\u3044\u3068\u60f3\u5b9a\u3067\u304d\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u30012 \u30b5\u30f3\u30d7\u30eb\u306e t \u691c\u5b9a\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30d7\u30fc\u30eb\u3055\u308c\u305f\u5206\u6563\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/span><\/p>\n

\u30b0\u30eb\u30fc\u30d7\u5316\u504f\u5dee\u306e\u8a08\u7b97\u4f8b<\/strong><\/span><\/h3>\n

2 \u3064\u306e\u7570\u306a\u308b\u7a2e\u306e\u30ab\u30e1\u306e\u5e73\u5747\u4f53\u91cd\u304c\u7b49\u3057\u3044\u304b\u3069\u3046\u304b\u3092\u77e5\u308a\u305f\u3044\u3068\u3057\u307e\u3059\u3002\u3053\u308c\u3092\u30c6\u30b9\u30c8\u3059\u308b\u305f\u3081\u306b\u3001\u6b21\u306e\u60c5\u5831\u3092\u4f7f\u7528\u3057\u3066\u5404\u96c6\u56e3\u304b\u3089\u30e9\u30f3\u30c0\u30e0\u306b\u30ab\u30e1\u306e\u30b5\u30f3\u30d7\u30eb\u3092\u53ce\u96c6\u3057\u307e\u3059\u3002<\/span><\/p>\n

\u30b5\u30f3\u30d7\u30eb 1:<\/strong><\/span><\/p>\n