{"id":209195,"date":"2024-03-21T14:06:33","date_gmt":"2024-03-21T14:06:33","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%e3%82%a4%e3%83%b3%e3%83%80%e3%82%af%e3%82%bf%e3%81%ae%e3%82%a8%e3%83%8d%e3%83%ab%e3%82%ae%e3%83%bc%e8%b2%af%e8%94%b5%e5%bc%8f-%e6%96%b9%e7%a8%8b%e5%bc%8f%e3%81%a8%e5%bf%9c%e7%94%a8\/"},"modified":"2024-05-17T15:08:44","modified_gmt":"2024-05-17T15:08:44","slug":"%e3%82%a4%e3%83%b3%e3%83%80%e3%82%af%e3%82%bf%e3%81%ae%e3%82%a8%e3%83%8d%e3%83%ab%e3%82%ae%e3%83%bc%e8%b2%af%e8%94%b5%e5%bc%8f-%e6%96%b9%e7%a8%8b%e5%bc%8f%e3%81%a8%e5%bf%9c%e7%94%a8","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ja\/%e3%82%a4%e3%83%b3%e3%83%80%e3%82%af%e3%82%bf%e3%81%ae%e3%82%a8%e3%83%8d%e3%83%ab%e3%82%ae%e3%83%bc%e8%b2%af%e8%94%b5%e5%bc%8f-%e6%96%b9%e7%a8%8b%e5%bc%8f%e3%81%a8%e5%bf%9c%e7%94%a8\/","title":{"rendered":"\u30a4\u30f3\u30c0\u30af\u30bf\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u8caf\u8535\u5f0f | \u65b9\u7a0b\u5f0f\u3068\u5fdc\u7528"},"content":{"rendered":"

\u30a4\u30f3\u30c0\u30af\u30bf\u306f\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u78c1\u5834\u306b\u84c4\u7a4d\u3057\u3001\u96fb\u6d41\u304c\u5909\u5316\u3059\u308b\u969b\u306b\u653e\u51fa\u3059\u308b\u90e8\u54c1\u3002\u7279\u306b\u5909\u5727\u5668\u3084\u30d5\u30a3\u30eb\u30bf\u30fc\u56de\u8def\u3067\u91cd\u8981\u3067\u3059\u3002<\/p>\n

\u30a4\u30f3\u30c0\u30af\u30bf\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u8caf\u8535\u5f0f | \u65b9\u7a0b\u5f0f\u3068\u5fdc\u7528<\/h2>\n

\u30a4\u30f3\u30c0\u30af\u30bf\u306f\u3001\u96fb\u6c17\u56de\u8def\u306e\u4e2d\u3067\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3059\u90e8\u54c1\u3067\u3059\u3002\u30a4\u30f3\u30c0\u30af\u30bf\u306f\u78c1\u5834\u3092\u901a\u3058\u3066\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u8caf\u8535\u3067\u304d\u3001\u305d\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u306f\u96fb\u6d41\u304c\u5909\u5316\u3059\u308b\u969b\u306b\u653e\u51fa\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u90e8\u54c1\u306f\u7279\u306b\u5909\u5727\u5668\u3084\u30d5\u30a3\u30eb\u30bf\u30fc\u56de\u8def\u3067\u91cd\u5b9d\u3055\u308c\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u30a4\u30f3\u30c0\u30af\u30bf\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u8caf\u8535\u5f0f\u3001\u5177\u4f53\u7684\u306a\u65b9\u7a0b\u5f0f\u3001\u304a\u3088\u3073\u305d\u306e\u5fdc\u7528\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n

\u30a4\u30f3\u30c0\u30af\u30bf\u306e\u57fa\u672c\u539f\u7406<\/h3>\n

\u30a4\u30f3\u30c0\u30af\u30bf\u306f\u4e3b\u306b\u30b3\u30a4\u30eb\u72b6\u306e\u5c0e\u4f53\u304b\u3089\u6210\u308a\u7acb\u3061\u307e\u3059\u3002\u96fb\u6d41\u304c\u3053\u306e\u5c0e\u4f53\u3092\u901a\u904e\u3059\u308b\u3068\u3001\u78c1\u5834\u304c\u751f\u6210\u3055\u308c\u3001\u305d\u306e\u78c1\u5834\u306b\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u8caf\u8535\u3055\u308c\u307e\u3059\u3002\u30a4\u30f3\u30c0\u30af\u30bf\u306e\u5024\u306f\u30d8\u30f3\u30ea\u30fc\uff08H\uff09\u3068\u3044\u3046\u5358\u4f4d\u3067\u8868\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u5024\u304c\u5927\u304d\u3044\u307b\u3069\u3001\u3088\u308a\u591a\u304f\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u8caf\u8535\u3067\u304d\u307e\u3059\u3002<\/p>\n

\u30a8\u30cd\u30eb\u30ae\u30fc\u8caf\u8535\u306e\u65b9\u7a0b\u5f0f<\/h3>\n

\u30a4\u30f3\u30c0\u30af\u30bf\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u8caf\u8535\u5f0f\u306f\u6b21\u306e\u3088\u3046\u306b\u8868\u3055\u308c\u307e\u3059\uff1a<\/p>\n

\\[ W = \\frac{1}{2} L I^2 \\]<\/p>\n

\u3053\u3053\u3067\u3001\\\\( W \\\\) \u306f\u30a4\u30f3\u30c0\u30af\u30bf\u306b\u84c4\u3048\u3089\u308c\u308b\u30a8\u30cd\u30eb\u30ae\u30fc\uff08\u30b8\u30e5\u30fc\u30eb\uff09\u3001\\\\( L \\\\) \u306f\u30a4\u30f3\u30c0\u30af\u30bf\u30f3\u30b9\uff08\u30d8\u30f3\u30ea\u30fc\uff09\u3001\u305d\u3057\u3066 \\\\( I \\\\) \u306f\u96fb\u6d41\uff08\u30a2\u30f3\u30da\u30a2\uff09\u3067\u3059\u3002\u3053\u306e\u5f0f\u306f\u3001\u96fb\u6d41\u304c\u901a\u904e\u3059\u308b\u30a4\u30f3\u30c0\u30af\u30bf\u306b\u3069\u308c\u3060\u3051\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u8caf\u8535\u3055\u308c\u308b\u304b\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u65b9\u7a0b\u5f0f\u306e\u89e3\u6790<\/h3>\n

\u3053\u306e\u5f0f\u304b\u3089\u308f\u304b\u308b\u3088\u3046\u306b\u3001\u30a8\u30cd\u30eb\u30ae\u30fc\u306f\u30a4\u30f3\u30c0\u30af\u30bf\u30f3\u30b9\u3068\u96fb\u6d41\u306e2\u4e57\u306b\u6bd4\u4f8b\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u30a4\u30f3\u30c0\u30af\u30bf\u306b\u6d41\u308c\u308b\u96fb\u6d41\u304c2\u500d\u306b\u306a\u308c\u3070\u3001\u84c4\u3048\u3089\u308c\u308b\u30a8\u30cd\u30eb\u30ae\u30fc\u306f4\u500d\u306b\u306a\u308a\u307e\u3059\u3002\u540c\u69d8\u306b\u3001\u30a4\u30f3\u30c0\u30af\u30bf\u30f3\u30b9\u304c\u5897\u3048\u308c\u3070\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u8caf\u8535\u80fd\u529b\u3082\u5897\u52a0\u3057\u307e\u3059\u3002<\/p>\n

\u30a4\u30f3\u30c0\u30af\u30bf\u306e\u5fdc\u7528<\/h3>\n

\u30a4\u30f3\u30c0\u30af\u30bf\u306f\u591a\u304f\u306e\u96fb\u6c17\u56de\u8def\u3067\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u305d\u306e\u5177\u4f53\u7684\u306a\u4f8b\u3067\u3059\u3002<\/p>\n

1. \u30d5\u30a3\u30eb\u30bf\u30fc\u56de\u8def<\/h4>\n

\u30a4\u30f3\u30c0\u30af\u30bf\u306f\u30d5\u30a3\u30eb\u30bf\u30fc\u56de\u8def\u3067\u9ad8\u5468\u6ce2\u6570\u4fe1\u53f7\u3092\u963b\u6b62\u3057\u3001\u4f4e\u5468\u6ce2\u6570\u4fe1\u53f7\u3092\u901a\u3059\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30ce\u30a4\u30ba\u3092\u4f4e\u6e1b\u3057\u3001\u4fe1\u53f7\u306e\u54c1\u8cea\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/p>\n

2. \u30a8\u30cd\u30eb\u30ae\u30fc\u8caf\u8535<\/h4>\n

\u30a4\u30f3\u30c0\u30af\u30bf\u306f\u4e00\u6642\u7684\u306b\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u8caf\u8535\u3057\u3001\u305d\u306e\u5f8c\u5b89\u5b9a\u3057\u3066\u653e\u51fa\u3059\u308b\u305f\u3081\u306b\u3082\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u7279\u306b\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u96fb\u6e90\u3084DC-DC\u30b3\u30f3\u30d0\u30fc\u30bf\u306a\u3069\u3067\u91cd\u8981\u3067\u3059\u3002<\/p>\n

3. \u30c8\u30e9\u30f3\u30b9\u30d5\u30a9\u30fc\u30de\u30fc<\/h4>\n

\u5909\u5727\u5668\u306e\u5185\u90e8\u306b\u3082\u30a4\u30f3\u30c0\u30af\u30bf\u304c\u7528\u3044\u3089\u308c\u3001\u96fb\u5727\u3092\u5909\u63db\u3059\u308b\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u4e3b\u306b\u78c1\u5834\u3092\u901a\u3058\u3066\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u4f1d\u9054\u3055\u308c\u307e\u3059\u3002<\/p>\n

\u307e\u3068\u3081<\/h3>\n

\u30a4\u30f3\u30c0\u30af\u30bf\u306f\u3001\u96fb\u6c17\u56de\u8def\u306e\u6027\u80fd\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u90e8\u54c1\u3067\u3059\u3002\u30a8\u30cd\u30eb\u30ae\u30fc\u8caf\u8535\u306e\u65b9\u7a0b\u5f0f\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u3069\u306e\u3088\u3046\u306b\u30a4\u30f3\u30c0\u30af\u30bf\u304c\u52d5\u4f5c\u3057\u3001\u3069\u306e\u3088\u3046\u306a\u5fdc\u7528\u304c\u53ef\u80fd\u304b\u3092\u3088\u308a\u6df1\u304f\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30a4\u30f3\u30c0\u30af\u30bf\u306e\u57fa\u672c\u539f\u7406\u3068\u5fdc\u7528\u3092\u5b66\u3076\u3053\u3068\u306f\u3001\u96fb\u6c17\u5de5\u5b66\u306e\u57fa\u790e\u3092\u7406\u89e3\u3059\u308b\u4e0a\u3067\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n

\u8208\u5473\u304c\u3042\u308b\u65b9\u306f\u3001\u305c\u3072\u5b9f\u969b\u306e\u56de\u8def\u3092\u7d44\u3093\u3067\u30a4\u30f3\u30c0\u30af\u30bf\u306e\u50cd\u304d\u3092\u89b3\u5bdf\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u30a8\u30cd\u30eb\u30ae\u30fc\u8caf\u8535\u306e\u65b9\u7a0b\u5f0f\u304c\u5b9f\u969b\u306b\u3069\u306e\u3088\u3046\u306b\u4f7f\u308f\u308c\u3066\u3044\u308b\u304b\u3092\u5b9f\u611f\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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