{"id":168866,"date":"2024-04-27T15:36:56","date_gmt":"2024-04-27T15:36:56","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%e3%82%ad%e3%83%a3%e3%83%91%e3%82%b7%e3%83%86%e3%82%a3%e3%83%96%e3%82%a4%e3%83%a1%e3%83%bc%e3%82%b8%e3%83%b3%e3%82%b0%e3%83%87%e3%83%90%e3%82%a4%e3%82%b9\/"},"modified":"2024-05-11T15:05:43","modified_gmt":"2024-05-11T15:05:43","slug":"%e3%82%ad%e3%83%a3%e3%83%91%e3%82%b7%e3%83%86%e3%82%a3%e3%83%96%e3%82%a4%e3%83%a1%e3%83%bc%e3%82%b8%e3%83%b3%e3%82%b0%e3%83%87%e3%83%90%e3%82%a4%e3%82%b9","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ja\/%e3%82%ad%e3%83%a3%e3%83%91%e3%82%b7%e3%83%86%e3%82%a3%e3%83%96%e3%82%a4%e3%83%a1%e3%83%bc%e3%82%b8%e3%83%b3%e3%82%b0%e3%83%87%e3%83%90%e3%82%a4%e3%82%b9\/","title":{"rendered":"\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u30d6\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u30c7\u30d0\u30a4\u30b9"},"content":{"rendered":"<p class=\"sidekick\">\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u30d6\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u96fb\u6975\u3068\u7269\u4f53\u9593\u306e\u96fb\u6c17\u5bb9\u91cf\u306e\u5909\u5316\u3092\u5229\u7528\u3057\u3066\u975e\u63a5\u89e6\u3067\u5f62\u72b6\u3084\u5185\u90e8\u69cb\u9020\u3092\u89b3\u6e2c\u3059\u308b\u6280\u8853\u3067\u3059\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/05\/\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u30d6\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u30c7\u30d0\u30a4\u30b9.png\" alt=\"\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u30d6\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u30c7\u30d0\u30a4\u30b9\"\/><\/p>\n<h2>\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u30d6\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u30c7\u30d0\u30a4\u30b9\u306e\u57fa\u790e<\/h2>\n<p>\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u30d6\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u30c7\u30d0\u30a4\u30b9\u3068\u306f\u3001\u7269\u4f53\u306e\u8868\u9762\u3084\u5185\u90e8\u69cb\u9020\u3092\u975e\u63a5\u89e6\u3067\u89b3\u6e2c\u3059\u308b\u6280\u8853\u3067\u3059\u3002\u3053\u306e\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u69d8\u3005\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3044\u3066\u5229\u7528\u3055\u308c\u3001\u7269\u4f53\u306e\u5f62\u72b6\u3092\u8a8d\u8b58\u3057\u305f\u308a\u3001\u5185\u90e8\u306e\u6b20\u9665\u3092\u691c\u51fa\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u30d6\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u306e\u539f\u7406<\/h2>\n<p>\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u30d6\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u306f\u3001\u96fb\u6975\u3068\u5bfe\u8c61\u7269\u3068\u306e\u9593\u306e\u96fb\u6c17\u5bb9\u91cf (\u30ad\u30e3\u30d1\u30b7\u30bf\u30f3\u30b9) \u306e\u5909\u5316\u3092\u691c\u51fa\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u52d5\u4f5c\u3057\u307e\u3059\u3002\u96fb\u6975\u306b\u4ea4\u6d41\u96fb\u5727\u3092\u5370\u52a0\u3059\u308b\u3068\u3001\u96fb\u6975\u3068\u5bfe\u8c61\u7269\u3068\u306e\u9593\u306b\u96fb\u6c17\u7684\u306a\u76f8\u4e92\u4f5c\u7528\u304c\u751f\u3058\u307e\u3059\u3002\u5bfe\u8c61\u7269\u306e\u5f62\u72b6\u3084\u6750\u8cea\u3001\u4f4d\u7f6e\u306b\u3088\u3063\u3066\u3053\u306e\u96fb\u6c17\u5bb9\u91cf\u306f\u5909\u5316\u3057\u3001\u305d\u306e\u5909\u5316\u3092\u691c\u51fa\u3059\u308b\u3053\u3068\u3067\u753b\u50cf\u3092\u751f\u6210\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u30d6\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u30c7\u30d0\u30a4\u30b9\u306e\u69cb\u6210<\/h2>\n<ul>\n<li>\u96fb\u6975\u30a2\u30ec\u30a4 &#8211; \u5bfe\u8c61\u7269\u306b\u8fd1\u63a5\u3057\u3066\u914d\u7f6e\u3055\u308c\u3001\u96fb\u6c17\u5bb9\u91cf\u3092\u691c\u51fa\u3057\u307e\u3059\u3002<\/li>\n<li>\u4fe1\u53f7\u51e6\u7406\u56de\u8def &#8211; \u96fb\u6975\u304b\u3089\u306e\u4fe1\u53f7\u3092\u53d7\u3051\u53d6\u308a\u3001\u30c7\u30fc\u30bf\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/li>\n<li>\u5236\u5fa1\u30e6\u30cb\u30c3\u30c8 &#8211; \u96fb\u6975\u30a2\u30ec\u30a4\u306e\u52d5\u4f5c\u3092\u5236\u5fa1\u3057\u3001\u4fe1\u53f7\u51e6\u7406\u56de\u8def\u3068\u306e\u901a\u4fe1\u3092\u884c\u3044\u307e\u3059\u3002<\/li>\n<li>\u30c7\u30a3\u30b9\u30d7\u30ec\u30a4\u307e\u305f\u306f\u51fa\u529b\u88c5\u7f6e &#8211; \u51e6\u7406\u3055\u308c\u305f\u30c7\u30fc\u30bf\u304b\u3089\u751f\u6210\u3055\u308c\u308b\u753b\u50cf\u3084\u60c5\u5831\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u5bfe\u8c61\u7269\u306b\u8fd1\u63a5\u3055\u305b\u305f\u96fb\u6975\u306b\u4ea4\u6d41\u96fb\u5727\u3092\u5370\u52a0\u3059\u308b\u3068\u3001\u96fb\u6975\u3068\u5bfe\u8c61\u7269\u9593\u3067\u30ad\u30e3\u30d1\u30b7\u30bf\u30f3\u30b9\u304c\u5f62\u6210\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u30ad\u30e3\u30d1\u30b7\u30bf\u30f3\u30b9C\u306f\u6b21\u306e\u5f0f\u3067\u8868\u3055\u308c\u307e\u3059\uff1aC = \u03b5\u2080\u03b5r * A \/ d<\/p>\n<ul>\n<li>\u03b5\u2080 &#8211; \u771f\u7a7a\u306e\u8a98\u96fb\u7387<\/li>\n<li>\u03b5r &#8211; \u5bfe\u8c61\u7269\u306e\u76f8\u5bfe\u8a98\u96fb\u7387<\/li>\n<li>A &#8211; \u96fb\u6975\u3068\u5bfe\u8c61\u7269\u306e\u63a5\u89e6\u9762\u7a4d<\/li>\n<li>d &#8211; \u96fb\u6975\u3068\u5bfe\u8c61\u7269\u306e\u8ddd\u96e2<\/li>\n<\/ul>\n<h2>\u5fdc\u7528\u4f8b<\/h2>\n<p>\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u30d6\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u7523\u696d\u7528\u691c\u67fb\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30c1\u30a7\u30c3\u30af\u3001\u533b\u7642\u753b\u50cf\u8a3a\u65ad\u306a\u3069\u3001\u591a\u5c90\u306b\u308f\u305f\u308b\u5206\u91ce\u3067\u6d3b\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<ol>\n<li>\u5de5\u696d\u88fd\u54c1\u306e\u54c1\u8cea\u691c\u67fb &#8211; \u5185\u90e8\u306e\u6b20\u9665\u3084\u5272\u308c\u3092\u691c\u51fa\u3059\u308b\u3002<\/li>\n<li>\u591a\u70b9\u30bf\u30c3\u30c1\u30b9\u30af\u30ea\u30fc\u30f3 &#8211; \u6307\u306e\u4f4d\u7f6e\u3092\u691c\u51fa\u3057\u3001\u5bfe\u5fdc\u3059\u308b\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u3002<\/li>\n<li>\u751f\u4f53\u8a8d\u8a3c &#8211; \u6307\u7d0b\u3084\u4ed6\u306e\u751f\u4f53\u7279\u5fb4\u3092\u8a8d\u8b58\u3059\u308b\u3002<\/li>\n<\/ol>\n<p>\u3053\u308c\u3089\u306e\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u7269\u4f53\u306e\u7279\u6027\u3084\u72b6\u614b\u306b\u5fae\u5999\u306a\u5909\u5316\u304c\u3042\u308b\u3068\u304d\u306b\u975e\u5e38\u306b\u6709\u52b9\u3067\u3059\u3002\u975e\u4fb5\u8972\u7684\u306a\u691c\u67fb\u65b9\u6cd5\u3068\u3057\u3066\u3001\u5b89\u5168\u304b\u3064\u8fc5\u901f\u306a\u5224\u65ad\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u30d6\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u305d\u306e\u9ad8\u611f\u5ea6\u3068\u975e\u4fb5\u8972\u6027\u306b\u3088\u308a\u3001\u3055\u307e\u3056\u307e\u306a\u5206\u91ce\u3067\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u6280\u8853\u306e\u3055\u3089\u306a\u308b\u9032\u6b69\u306b\u3088\u308a\u3001\u3088\u308a\u9ad8\u89e3\u50cf\u5ea6\u3067\u8a73\u7d30\u306a\u753b\u50cf\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u3068\u671f\u5f85\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u96fb\u6c17\u3068\u78c1\u6c17\u306e\u57fa\u672c\u539f\u7406\u3092\u7528\u3044\u305f\u3053\u306e\u9032\u6b69\u306f\u3001\u5c06\u6765\u3078\u5411\u3051\u3066\u591a\u5927\u306a\u53ef\u80fd\u6027\u3092\u79d8\u3081\u3066\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u30d6\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u96fb\u6975\u3068\u7269\u4f53\u9593\u306e\u96fb\u6c17\u5bb9\u91cf\u306e\u5909\u5316\u3092\u5229\u7528\u3057\u3066\u975e\u63a5\u89e6\u3067\u5f62\u72b6\u3084\u5185\u90e8\u69cb\u9020\u3092\u89b3\u6e2c\u3059\u308b\u6280\u8853\u3067\u3059\u3002<\/p>\n","protected":false},"author":1,"featured_media":202442,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[90],"tags":[91],"class_list":["post-168866","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-90","tag-91","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"<!-- 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