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class=\"sidekick\">\u50cf\u529b\uff08\u30a4\u30e1\u30fc\u30b8\u30d5\u30a9\u30fc\u30b9\uff09\u306b\u95a2\u3059\u308b\u6982\u8981\u3068\u8a08\u7b97\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u3001\u8377\u96fb\u7c92\u5b50\u304c\u5c0e\u4f53\u8fd1\u304f\u3067\u751f\u3058\u308b\u73fe\u8c61\u3068\u50cf\u96fb\u8377\u6cd5\u306e\u5177\u4f53\u7684\u306a\u4f7f\u7528\u4f8b\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<h2>\u8377\u96fb\u7c92\u5b50\u3068\u5c0e\u4f53\u8fd1\u304f\u306e\u50cf\u529b | 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\\(q\\) \u3092\u4f8b\u306b\u53d6\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li><strong>\u8a2d\u5b9a\uff1a<\/strong><\/li>\n<p>\u70b9\u96fb\u8377 \\(q\\) \u304c\u7121\u9650\u5e73\u9762\u5c0e\u4f53\u304b\u3089\u8ddd\u96e2 \\(d\\) \u96e2\u308c\u305f\u4f4d\u7f6e\u306b\u7f6e\u304b\u308c\u3066\u3044\u308b\u3068\u3057\u307e\u3059\u3002<\/p>\n<li><strong>\u50cf\u96fb\u8377\u306e\u4f4d\u7f6e\uff1a<\/strong><\/li>\n<p>\u5c0e\u4f53\u306e\u5bfe\u79f0\u6027\u304b\u3089\u50cf\u96fb\u8377 \\(-q\\) \u306f\u3001\u5e73\u9762\u5c0e\u4f53\u306e\u53cd\u5bfe\u5074\u3001\u70b9\u96fb\u8377\u304b\u3089\u540c\u3058\u8ddd\u96e2 \\(d\\) \u96e2\u308c\u305f\u4f4d\u7f6e\u306b\u7f6e\u304b\u308c\u307e\u3059\u3002<\/p>\n<li><strong>\u96fb\u5834\u306e\u6c42\u3081\u65b9\uff1a<\/strong><\/li>\n<p>\u5b9f\u969b\u306e\u96fb\u8377 \\(q\\) \u3068\u50cf\u96fb\u8377 \\(-q\\) \u306e\u96fb\u5834\u3092\u91cd\u306d\u5408\u308f\u305b\u3066\u3001\u5c0e\u4f53\u5e73\u9762\u306e\u4e0a\u3067\u306e\u96fb\u5834\u3092\u6c42\u3081\u307e\u3059\u3002<\/p>\n<li><strong>\u529b\u306e\u8a08\u7b97\uff1a<\/strong><\/li>\n<p>\u70b9\u96fb\u8377 \\(q\\) \u306b\u50cd\u304f\u529b\u306f\u3001\u5b9f\u969b\u306e\u70b9\u96fb\u8377 \\(q\\) \u3068\u50cf\u96fb\u8377 \\(-q\\) \u306e\u9593\u306b\u50cd\u304f\u30af\u30fc\u30ed\u30f3\u529b\u306b\u306a\u308a\u307e\u3059\u3002\u30af\u30fc\u30ed\u30f3\u529b\u306e\u516c\u5f0f\u3088\u308a\u3001\u5c0e\u304b\u308c\u308b\u529b\u306e\u5927\u304d\u3055 \\(F\\) \u306f\u6b21\u306e\u3088\u3046\u306b\u6c42\u3081\u3089\u308c\u307e\u3059\uff1a<\/p>\n<p>\n  \\[<br \/>\n  F = \\frac{1}{4 \\pi \\epsilon_0} \\frac{q \\cdot (-q)}{(2d)^2}<br \/>\n  \\]\n  <\/p>\n<\/ol>\n<h2>\u7d50\u8ad6<\/h2>\n<p>\u50cf\u96fb\u8377\u6cd5\u306f\u3001\u8377\u96fb\u7c92\u5b50\u304c\u5c0e\u4f53\u306e\u8fd1\u304f\u306b\u3042\u308b\u3068\u304d\u306b\u767a\u751f\u3059\u308b\u529b\u3092\u7c21\u5358\u306b\u8a08\u7b97\u3059\u308b\u305f\u3081\u306e\u6709\u7528\u306a\u65b9\u6cd5\u3067\u3059\u3002\u50cf\u96fb\u8377\u3092\u5c0e\u5165\u3059\u308b\u3053\u3068\u3067\u3001\u8907\u96d1\u306a\u554f\u984c\u3092\u5bfe\u79f0\u7684\u3067\u6271\u3044\u3084\u3059\u3044\u5f62\u306b\u5909\u63db\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u65b9\u6cd5\u3092\u5229\u7528\u3059\u308c\u3070\u3001\u8377\u96fb\u7c92\u5b50\u3068\u5c0e\u4f53\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u3088\u308a\u6df1\u304f\u7406\u89e3\u3059\u308b\u624b\u52a9\u3051\u3068\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>\u7269\u7406\u5b66\u3068\u5de5\u5b66\u306e\u69d8\u3005\u306a\u5206\u91ce\u306b\u304a\u3044\u3066\u3001\u50cf\u96fb\u8377\u6cd5\u306f\u975e\u5e38\u306b\u6709\u7528\u306a\u30c4\u30fc\u30eb\u3068\u3057\u3066\u5229\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u7406\u8ad6\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u96fb\u5834\u3084\u529b\u306e\u8a08\u7b97\u304c\u3088\u308a\u76f4\u611f\u7684\u306b\u884c\u3048\u308b\u3088\u3046\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002\u305c\u3072\u3001\u3053\u306e\u65b9\u6cd5\u3092\u4ed6\u306e\u554f\u984c\u89e3\u6c7a\u306b\u3082\u5fdc\u7528\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u50cf\u529b\uff08\u30a4\u30e1\u30fc\u30b8\u30d5\u30a9\u30fc\u30b9\uff09\u306b\u95a2\u3059\u308b\u6982\u8981\u3068\u8a08\u7b97\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u3001\u8377\u96fb\u7c92\u5b50\u304c\u5c0e\u4f53\u8fd1\u304f\u3067\u751f\u3058\u308b\u73fe\u8c61\u3068\u50cf\u96fb\u8377\u6cd5\u306e\u5177\u4f53\u7684\u306a\u4f7f\u7528\u4f8b\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[96],"tags":[97],"class_list":["post-209319","post","type-post","status-publish","format-standard","hentry","category-96","tag-97","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"<!-- 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