{"id":6867,"date":"2025-03-25T18:24:53","date_gmt":"2025-03-25T09:24:53","guid":{"rendered":"https:\/\/torisetudy.com\/?p=6867"},"modified":"2025-03-25T18:24:56","modified_gmt":"2025-03-25T09:24:56","slug":"%e3%82%b3%e3%83%b3%e3%83%87%e3%83%b3%e3%82%b5%e3%83%bc%e2%91%a1","status":"publish","type":"post","link":"https:\/\/torisetudy.com\/?p=6867","title":{"rendered":"\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u2461"},"content":{"rendered":"\n<div id=\"toc_container\" class=\"no_bullets\"><p class=\"toc_title\">\u76ee\u6b21<\/p><ul class=\"toc_list\"><li><a href=\"#i\"><span class=\"toc_number toc_depth_1\">1<\/span> \u6975\u677f\u9593\u5f15\u529b<\/a><\/li><li><a href=\"#i-2\"><span class=\"toc_number toc_depth_1\">2<\/span> \u9759\u96fb\u30a8\u30cd\u30eb\u30ae\u30fc<\/a><\/li><\/ul><\/div>\n<h2 class=\"wp-block-heading\"><span id=\"i\">\u6975\u677f\u9593\u5f15\u529b<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u5f15\u529b\u306e\u6c42\u3081\u65b9<\/h3>\n\n\n\n<p>\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306e\u6975\u677f\u306b\u306f\u305d\u308c\u305e\u308c\u6b63\u306e\u96fb\u8377\uff0c\u8ca0\u306e\u96fb\u8377\u304c\u84c4\u3048\u3089\u308c\u3066\u3044\u308b\u306e\u3067\uff0c\u4e92\u3044\u306b\u5f15\u304d\u3064\u3051\u3042\u3063\u3066\u3044\u308b\u306f\u305a\u3067\u3059\u3088\u306d\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u529b\u306e\u3053\u3068\u3092 <span class=\"st-mymarker-s\">\u6975\u677f\u9593\u5f15\u529b<\/span> \u3068\u547c\u3073\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u6975\u677f\u9593\u5f15\u529b\u306f\u9759\u96fb\u6c17\u529b\u306e1\u7a2e\u3067\u3059\u306e\u3067\uff0c$F = qE$ \u306e\u5f0f\u304b\u3089\u5927\u304d\u3055\u3092\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u6975\u677f\u4e0a\u306e\u96fb\u8377 $+Q$\uff0c\u6975\u677f\u9593\u306e\u96fb\u5834 $E$ \u306f\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u306e\u3067\uff0c$F = QE$ \u3067\u3059\u306d\u2026\uff01<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon1 clearfix\"><div class=\"st-kaiwa-face\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name\">\u7fbd\u767d<\/div><\/div><div class=\"st-kaiwa-area\"><div class=\"st-kaiwa-hukidashi\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u2026\u672c\u5f53\u306b\u305d\u3046\u3067\u3059\u304b\uff1f<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u3053\u306e\u6642\u70b9\u3067\u300c\u3044\u3084\u3044\u3084\u305d\u308c\u306f\u5618\u3067\u3057\u3087\uff01\u300d\u3068\u6c17\u4ed8\u3051\u3066\u3044\u308b\u4eba\u306f\u7d20\u6674\u3089\u3057\u3044\uff01<\/p>\n\n\n\n<p>\u3055\u3063\u3071\u308a\u306a\u4eba\u306f\u4e00\u5ea6\u3053\u3053\u3067\u7acb\u3061\u6b62\u307e\u3063\u3066\u8003\u3048\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n    <div class=\"wp-block-st-blocks-my-box st-mybox has-title post-hashiro-normalbox\" style=\"\n        background-color:#fff; \n        border-color:#777777;\">\n        \n        <p class=\"st-mybox-title\" style=\"\n            color:#777777; \n            font-weight: bold;\n            text-shadow:#fff 3px 0px 0px, #fff 2.83487px .981584px 0px, #fff 2.35766px 1.85511px 0px, #fff 1.62091px 2.52441px 0px, #fff .705713px 2.91581px 0px, #fff -0.287171px 2.98622px 0px, #fff -1.24844px 2.72789px 0px, #fff -2.07227px 2.16926px 0px, #fff -2.66798px 1.37182px 0px, #fff -2.96998px .42336px 0px, #fff -2.94502px -0.571704px 0px, #fff -2.59586px -1.50383px 0px, #fff -1.96093px -2.27041px 0px, #fff -1.11013px -2.78704px 0px, #fff -0.137119px -2.99686px 0px, #fff .850987px -2.87677px 0px, #fff 1.74541px -2.43999px 0px, #fff 2.44769px -1.73459px 0px, #fff 2.88051px -0.838246px 0px;\n            background: linear-gradient(0deg, #fff 0%, #fff 55%, rgba(0, 0, 0, 0) 55%, rgba(0, 0, 0, 0) 100%);\">\n            <i class=\"st-fa st-svg-check-circle st-css-no\" aria-hidden=\"true\"><\/i> \u3069\u3053\u304c\u304a\u304b\u3057\u3044\uff1f\n        <\/p>\n\n        <div class=\"st-in-mybox\">\n            <p>\u5e73\u884c\u5e73\u677f\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306e\u6975\u677f\u9593\u5f15\u529b\u306e\u5927\u304d\u3055\u306f\uff0c\u6975\u677f\u4e0a\u306e\u96fb\u8377 $Q$ \u3068\u6975\u677f\u9593\u306e\u96fb\u5834\u306e\u5f37\u3055 $E$ \u3092\u7528\u3044\u3066\uff0c<\/p><p>$$F=QE$$<\/p><p>\u3067\u8868\u3055\u308c\u308b\u3002<\/p>\n        <\/div>\n    <\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u6975\u677f\u9593\u306e\u96fb\u5834\u306b\u6ce8\u76ee<\/h3>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon1 clearfix\"><div class=\"st-kaiwa-face\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name\">\u7fbd\u767d<\/div><\/div><div class=\"st-kaiwa-area\"><div class=\"st-kaiwa-hukidashi\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u30dd\u30a4\u30f3\u30c8\u306f\uff0c\u6975\u677f\u9593\u306e\u96fb\u5834\u3067\u3059\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u96fb\u6c17\u529b\u7dda\u306b\u3064\u3044\u3066\u8003\u3048\u305f\u969b\u306b\uff0c\u300c\u534a\u5206\u306f $+Q$ \u306e\u96fb\u8377\u7531\u6765\uff0c\u3082\u3046\u534a\u5206\u306f $-Q$ \u306e\u96fb\u8377\u7531\u6765\u3068\u3044\u3046\u70b9\u3092\u3057\u3063\u304b\u308a\u3068\u982d\u306b\u5165\u308c\u3066\u304a\u3044\u3066\u304f\u3060\u3055\u3044\u300d\u3068\u3044\u3046\u70b9\u3092\u5f37\u8abf\u3057\u307e\u3057\u305f\u3088\u306d\u3002<\/p>\n\n\n\n<p>\u6975\u677f\u9593\u306e\u96fb\u5834\u306e\u5f37\u3055\u306f\u78ba\u304b\u306b $E$ \u306a\u306e\u3067\u3059\u304c\uff0c\u305d\u306e\u3046\u3061\u534a\u5206\u306e $\\Bun12E$ \u306f\u300c$+Q$ \u306e\u96fb\u8377\uff08\u3064\u307e\u308a\u81ea\u5206\u81ea\u8eab\uff01\uff09\u304c\u4f5c\u3063\u3066\u3044\u308b\u96fb\u5834\u300d\u306a\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<p>$+Q$ \u306e\u96fb\u8377\u304c\u53d7\u3051\u308b\u529b\u3092\u8003\u3048\u305f\u3044\u308f\u3051\u3067\u3059\u304b\u3089\uff0c\u76f8\u624b\uff08$-Q$ \u306e\u96fb\u8377\uff09\u304c\u4f5c\u308b\u96fb\u5834\u306e\u307f\u3092\u8003\u3048\u308c\u3070\u3088\u3044\u3067\u3059\u3088\u306d\u3002<\/p>\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"236\" height=\"169\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406855.svg\" alt=\"\u7269\u7406855\" class=\"wp-image-6537\"\/><noscript><img decoding=\"async\" width=\"236\" height=\"169\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406855.svg\" alt=\"\u7269\u7406855\" class=\"wp-image-6537\"\/><\/noscript><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u5f15\u529b\u306e\u6b63\u3057\u3044\u8a08\u7b97<\/h3>\n\n\n\n<p>\u3068\u3044\u3046\u3053\u3068\u3067\uff0c\u300c\u96fb\u8377 $Q$ \u304c\u5f37\u3055 $\\Bun12 E$ \u306e\u96fb\u5834\u304b\u3089\u53d7\u3051\u308b\u529b\u300d\u3092\u8003\u3048\u308c\u3070\u3088\u3044\u306e\u3067\uff0c<br>$$F=\\Bun12QE$$\u304c\u6b63\u3057\u3044\u6975\u677f\u9593\u5f15\u529b\u306e\u5927\u304d\u3055\u3067\u3059\uff01<\/p>\n\n\n\n    <div class=\"wp-block-st-blocks-point-box st-point-box has-title post-hashiro-point\" style=\"\n        background-color:#fff; \n        border: 2px solid #ff7f50; \n        padding: 0px 18px; \n        border-radius: 4pt; \n        position: relative;\">\n        \n        <p class=\"st-mybox-title\" style=\"\n            position: absolute; \n            top: -12px; \n            left: 12px; \n            background-color: #fff; \n            padding: 0 10px; \n            color: #ff7f50; \n            font-weight: bold; \n            font-size: 15px; \n            line-height: 1.5; \n            text-decoration: none;\n            margin-bottom: 20px; \n            display: flex; \n            align-items: center; \n            gap: 5px;\">\n            <i class=\"st-fa st-svg-lightbulb-o st-css-no\" aria-hidden=\"true\"><\/i> \u6975\u677f\u9593\u5f15\u529b\n        <\/p>\n\n        <div class=\"st-in-point-box\" style=\"\n            margin-top: 0px; \n            margin-bottom: 0px;\n            padding-top: 0px;\n            padding-bottom: 30px;\">\n            <p style=\"margin-bottom: -10px !important;\">\u5e73\u884c\u5e73\u677f\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306e\u6975\u677f\u306f\u4e92\u3044\u306b\uff0c<\/p><p style=\"margin-bottom: -10px !important;\">$$F=\\Bun12QE$$<\/p><p style=\"margin-bottom: -10px !important;\">\u306e\u6975\u677f\u9593\u5f15\u529b\u3067\u5f15\u304d\u3064\u3051\u5408\u3063\u3066\u3044\u308b\u3002<\/p>\n        <\/div>\n    <\/div>\n\n\n\n<p>$E$ \u304c\u6975\u677f\u9593\u8ddd\u96e2 $d$ \u306b\u4f9d\u5b58\u3057\u306a\u3044\u305f\u3081\uff0c<span class=\"st-mymarker-s-b\">\u6975\u677f\u9593\u5f15\u529b\u3082 $d$ \u306b\u4f9d\u5b58\u3057\u307e\u305b\u3093\uff01<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"i-2\">\u9759\u96fb\u30a8\u30cd\u30eb\u30ae\u30fc<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306e\u30a8\u30cd\u30eb\u30ae\u30fc<\/h3>\n\n\n\n<p>\u5145\u96fb\u3057\u305f\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u3092\u62b5\u6297\u306b\u3064\u306a\u3050\u3068\uff0c\u84c4\u3048\u3066\u3044\u305f\u96fb\u8377\u3092\u96fb\u6d41\u3068\u3057\u3066\u6d41\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff08<span class=\"st-mymarker-s\">\u653e\u96fb<\/span>\uff09\u3002<\/p>\n\n\n\n<p>\u62b5\u6297\u306b\u96fb\u6d41\u304c\u6d41\u308c\u3070\uff0c\u30b8\u30e5\u30fc\u30eb\u71b1\uff08\u3064\u307e\u308a\u71b1\u30a8\u30cd\u30eb\u30ae\u30fc\uff09\u304c\u767a\u751f\u3059\u308b\u308f\u3051\u3067\u3059\u304b\u3089\uff0c\u5145\u96fb\u3055\u308c\u305f\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306f\u300c\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u84c4\u3048\u3066\u3044\u308b\u300d\u3068\u8003\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u3053\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u306f <span class=\"st-mymarker-s\">\u9759\u96fb\u30a8\u30cd\u30eb\u30ae\u30fc<\/span> \u3068\u547c\u3070\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5145\u96fb\u3055\u308c\u305f\u96fb\u6c17\u91cf\u3092 $Q$\uff0c\u96fb\u5727\u3092 $V$\uff0c\u96fb\u6c17\u5bb9\u91cf\u3092 $C$ \u3068\u3059\u308c\u3070\uff0c\u9759\u96fb\u30a8\u30cd\u30eb\u30ae\u30fc $U$ \u306f\uff0c<br>$$U=\\Bun12CV^2=\\Bun{Q^2}{2C}=\\Bun12QV$$\u3068\u3057\u3066\u8868\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6697\u8a18\u306f\u4e0d\u8981\uff01<\/h3>\n\n\n\n<p>\u3069\u308c\u304b1\u3064\u3092\u899a\u3048\u3066\u304a\u3051\u3070\uff0c$Q = CV$ \u306e\u95a2\u4fc2\u5f0f\u3092\u4f7f\u3063\u3066\u4ed6\u306e2\u3064\u3092\u5c0e\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3088\u3063\u3066\u3072\u3068\u307e\u305a\uff0c<span class=\"st-mymarker-s\">$\\Bun12 CV^2$ \u306e\u5f62\u3092\u899a\u3048\u3066\u304f\u3060\u3055\u3044\uff01<\/span><\/p>\n\n\n\n<p>\u4ed6\u306e2\u3064\u306f\u73fe\u6642\u70b9\u3067\u7121\u7406\u306b\u899a\u3048\u308b\u5fc5\u8981\u306f\u306a\u3044\u3067\u3059\u304c\uff0c\u3069\u308c\u3082\u4f7f\u7528\u983b\u5ea6\u306f\u9ad8\u3044\u306e\u3067\u5b66\u7fd2\u3092\u9032\u3081\u3066\u3044\u304f\u4e2d\u3067\u81ea\u7136\u3068\u899a\u3048\u308b\u306e\u304c\u7406\u60f3\u3067\u3059\u3002<\/p>\n\n\n\n    <div class=\"wp-block-st-blocks-point-box st-point-box has-title post-hashiro-point\" style=\"\n        background-color:#fff; \n        border: 2px solid #ff7f50; \n        padding: 0px 18px; \n        border-radius: 4pt; \n        position: relative;\">\n        \n        <p class=\"st-mybox-title\" style=\"\n            position: absolute; \n            top: -12px; \n            left: 12px; \n            background-color: #fff; \n            padding: 0 10px; \n            color: #ff7f50; \n            font-weight: bold; \n            font-size: 15px; \n            line-height: 1.5; \n            text-decoration: none;\n            margin-bottom: 20px; \n            display: flex; \n            align-items: center; \n            gap: 5px;\">\n            <i class=\"st-fa st-svg-lightbulb-o st-css-no\" aria-hidden=\"true\"><\/i> \u9759\u96fb\u30a8\u30cd\u30eb\u30ae\u30fc\n        <\/p>\n\n        <div class=\"st-in-point-box\" style=\"\n            margin-top: 0px; \n            margin-bottom: 0px;\n            padding-top: 0px;\n            padding-bottom: 30px;\">\n            <p style=\"margin-bottom: -10px !important;\">\u96fb\u6c17\u5bb9\u91cf\u304c $C$\uff0c\u84c4\u3048\u3066\u3044\u308b\u96fb\u6c17\u91cf\u304c $Q$\uff0c\u96fb\u5727\u304c $V$ \u306e\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306f\uff0c<\/p><p style=\"margin-bottom: -10px !important;\">$$U=\\Bun12CV^2=\\Bun{Q^2}{2C}=\\Bun12QV$$<\/p><p style=\"margin-bottom: -10px !important;\">\u306e\u9759\u96fb\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u6301\u3064\u3002<\/p>\n        <\/div>\n    <\/div>\n\n\n\n    <div class=\"wp-block-st-blocks-midashi-box freebox has-title post-hashiro-reidai\" style=\"\n        background-color:#f7f7fb; \n        border-width: 3px; \n        border-color:#a3bded;\">\n        \n        <p class=\"p-free\" style=\"\n            border-color:#a3bded; \n            font-weight: bold;\">\n            <span class=\"p-entry-f\" style=\"\n                color:#ffffff; \n                font-weight: bold; \n                background-color:#a3bded;\">\n                <i class=\"st-fa st-svg-pencil st-css-no\" aria-hidden=\"true\"><\/i> \u4f8b\u984c\n            <\/span>\n        <\/p>\n\n        <div class=\"free-inbox\" style=\"\n            margin-top: 0px; \n            margin-bottom: 0px;\n            padding: 10px 15px;\">\n            <p>\u96fb\u6c17\u5bb9\u91cf\u304c $C$ \u306e\u5e73\u884c\u5e73\u677f\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306b\uff0c\u8d77\u96fb\u529b\u304c $V$ \u306e\u96fb\u6c60\u304a\u3088\u3073\u30b9\u30a4\u30c3\u30c1\u3092\u63a5\u7d9a\u3057\u305f\u56de\u8def\u3092\u8003\u3048\u308b\u3002<\/p><p><figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"139\" height=\"112\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406856.svg\" alt=\"\u7269\u7406856\" class=\"wp-image-6538\"\/><noscript><img decoding=\"async\" width=\"139\" height=\"112\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406856.svg\" alt=\"\u7269\u7406856\" class=\"wp-image-6538\"\/><\/noscript><\/figure><\/p><\/p><p><p class=\"setumonnkakko\">\u30b9\u30a4\u30c3\u30c1\u3092\u9589\u3058\u3066\u5341\u5206\u6642\u9593\u3092\u304a\u3044\u305f\u3068\u304d\uff0c\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306b\u84c4\u3048\u3089\u308c\u308b\u96fb\u8377 $Q_0$ \u304a\u3088\u3073\u9759\u96fb\u30a8\u30cd\u30eb\u30ae\u30fc $U_0$ \u3092\u6c42\u3081\u3088\u3002<\/p><\/p><p><p class=\"setumonnkakko\">(1) \u306e\u5f8c\uff0c\u30b9\u30a4\u30c3\u30c1\u3092\u958b\u3044\u305f\u5f8c\u306b\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306e\u6975\u677f\u9593\u9694\u3092\u3086\u3063\u304f\u308a\u30682\u500d\u306b\u5e83\u3052\u305f\u3002\u3053\u306e\u3068\u304d\u306b\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306b\u84c4\u3048\u3089\u308c\u3066\u3044\u308b\u9759\u96fb\u30a8\u30cd\u30eb\u30ae\u30fc $U_1$ \u3092\u6c42\u3081\u3088\u3002<\/p><\/p><p><p class=\"setumonnkakko\">(1) \u306e\u5f8c\uff0c\u30b9\u30a4\u30c3\u30c1\u3092\u9589\u3058\u305f\u307e\u307e\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306e\u6975\u677f\u9593\u9694\u3092\u3086\u3063\u304f\u308a\u30682\u500d\u306b\u5e83\u3052\u305f\u3002\u3053\u306e\u3068\u304d\u306b\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306b\u84c4\u3048\u3089\u308c\u3066\u3044\u308b\u9759\u96fb\u30a8\u30cd\u30eb\u30ae\u30fc $U_2$ \u3092\u6c42\u3081\u3088\u3002<\/p><\/p><p><p><\/p>\n        <\/div>\n    <\/div>\n\n\n\n<p>\u4e00\u898b\u3059\u308b\u3068\u56de\u8def\u306e\u554f\u984c\u3067\u3059\u304c\uff0c\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306e\u57fa\u672c\u4e8b\u9805\u3092\u5229\u7528\u3057\u3066\u3044\u3051\u3070\u30b9\u30e0\u30fc\u30ba\u306b\u89e3\u3051\u308b\u5185\u5bb9\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u300c\u30b9\u30a4\u30c3\u30c1\u306e\u958b\u9589\u300d\u3082\u30dd\u30a4\u30f3\u30c8\u3068\u306a\u308a\u307e\u3059\u306e\u3067\uff0c\u3053\u3061\u3089\u306b\u3064\u3044\u3066\u3082\u3057\u3063\u304b\u308a\u3068\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">(1) \u306e\u89e3\u304d\u65b9<\/h3>\n\n\n\n<p>\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306b\u304b\u304b\u308b\u96fb\u5727\u306f $V$ \u3067\u3059\u3002\u3088\u3063\u3066\uff0c$Q_0=CV$ \u3067\u3042\u308b\u3053\u3068\u304c\u3059\u3050\u306b\u308f\u304b\u308a\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u9759\u96fb\u30a8\u30cd\u30eb\u30ae\u30fc\u306b\u3064\u3044\u3066\u3082\uff0c\u516c\u5f0f\u3092\u7528\u3044\u3066 $U_0=\\bun12CV^2$ \u3067ok\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">(2) \u306e\u89e3\u304d\u65b9<\/h3>\n\n\n\n<p>\u30b9\u30a4\u30c3\u30c1\u3092\u958b\u3044\u3066\u3044\u308b\u306e\u3067\uff0c\u30b9\u30a4\u30c3\u30c1\u306e\u90e8\u5206\u3092\u96fb\u8377\u304c\u901a\u904e\u3067\u304d\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon1 clearfix\"><div class=\"st-kaiwa-face\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name\">\u7fbd\u767d<\/div><\/div><div class=\"st-kaiwa-area\"><div class=\"st-kaiwa-hukidashi\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u300c\u96fb\u6c60\u3092\u5207\u308a\u96e2\u3057\u305f\u300d\u3068\u8003\u3048\u3066\u3082ok\u3067\u3059\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u3059\u308b\u3068\uff0c\u5c0e\u7dda\u3092\u4f1d\u3063\u3066\u96fb\u8377\u304c\u79fb\u52d5\u3067\u304d\u306a\u304f\u306a\u308a\u307e\u3059\u306e\u3067\uff0c\u6975\u677f\u4e0a\u306e\u96fb\u8377\u304c\u56fa\u5b9a\u3055\u308c\u307e\u3059\u3002$Q_0$ \u306e\u307e\u307e\u5909\u5316\u3057\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u300c\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306e\u9593\u306e\u90e8\u5206\u3092\u76f4\u63a5\u4f1d\u3063\u3066\u96fb\u8377\u304c\u79fb\u52d5\u3059\u308b\u300d\u3068\u3044\u3046\u9593\u9055\u3044\u304c\u6563\u898b\u3055\u308c\u307e\u3059\u304c\uff0c\u305d\u3093\u306a\u3053\u3068\u306f\u8d77\u3053\u308a\u307e\u305b\u3093\uff01<\/p>\n\n\n\n<p><span class=\"st-mymarker-s\">\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306e\u6975\u677f\u9593\u306e\u90e8\u5206\u306f\u771f\u7a7a\u3067\u3042\u308a\uff0c\u96fb\u8377\u304c\u79fb\u52d5\u3067\u304d\u306a\u3044<\/span>\u3053\u3068\u306f\u3057\u3063\u304b\u308a\u3068\u62bc\u3055\u3048\u3066\u304f\u3060\u3055\u3044\u3002\u3068\u3063\u3066\u3082\u5927\u5207\u3067\u3059\u3002<\/p>\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"315\" height=\"140\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406858.svg\" alt=\"\u7269\u7406858\" class=\"wp-image-6540\"\/><noscript><img decoding=\"async\" width=\"315\" height=\"140\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406858.svg\" alt=\"\u7269\u7406858\" class=\"wp-image-6540\"\/><\/noscript><\/figure>\n\n\n\n<p>\u4e00\u65b9\u3067\uff0c\u6975\u677f\u9593\u8ddd\u96e2 $d$ \u304c2\u500d\u306b\u306a\u3063\u305f\u3053\u3068\u3067\uff0c\u96fb\u6c17\u5bb9\u91cf $C$ \u306f\u534a\u5206\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>$C=\\varepsilon_0\\Bun{S}{d}$ \u306a\u306e\u3067\u8003\u3048\u308c\u3070\u3059\u3050\u306b\u308f\u304b\u308a\u307e\u3059\u304c\uff0c\u6975\u677f\u9593\u8ddd\u96e2\u3092\u5909\u5316\u3055\u305b\u305f\u969b\u306b\u96fb\u6c17\u5bb9\u91cf\u304c\u3069\u306e\u3088\u3046\u306b\u5909\u308f\u308b\u304b\u306f\u6697\u7b97\u3067\u3059\u3050\u306b\u6c42\u3081\u3089\u308c\u308b\u3088\u3046\u306b\u3057\u3066\u304a\u304f\u3079\u304d\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon1 clearfix\"><div class=\"st-kaiwa-face\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name\">\u7fbd\u767d<\/div><\/div><div class=\"st-kaiwa-area\"><div class=\"st-kaiwa-hukidashi\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u983b\u51fa\u3067\u3059\uff01<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>$Q$ \u3068 $C$ \u306e\u5909\u5316\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u306e\u3067\uff0c$U=\\bun{Q^2}{2C}$ \u306e\u5f62\u304b\u3089\u9759\u96fb\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u5909\u5316\u3092\u6c42\u3081\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>$Q$ \u304c\u4e0d\u5909\uff0c$C$ \u304c $\\bun12$ \u500d\u306a\u306e\u3067\uff0c$U$ \u306f 2\u500d\u306b\u306a\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u3088\u3063\u3066\uff0c<br>$$U_1=CV^2$$\u304c\u7b54\u3048\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">(3) \u306e\u89e3\u304d\u65b9<\/h3>\n\n\n\n<p>\u30b9\u30a4\u30c3\u30c1\u3092\u9589\u3058\u305f\u307e\u307e\u64cd\u4f5c\u3057\u3066\u3044\u308b\u306e\u3067\uff0c\u96fb\u6c60\u304c\u7e4b\u304c\u308c\u305f\u307e\u307e\u3067\u3059\u3002\u3088\u3063\u3066\uff0c\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306b\u304b\u304b\u308b\u96fb\u5727\u304c $V$ \u306e\u307e\u307e\u5909\u5316\u3057\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u4e00\u65b9\u3067\uff0c\u5c0e\u7dda\u3092\u4f1d\u3063\u3066\u96fb\u8377\u306f\u6d41\u308c\u308b\u305f\u3081\uff0c\u84c4\u3048\u3089\u308c\u3066\u3044\u308b\u96fb\u8377 $Q$ \u306f\u5909\u5316\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u56de\u8def\u306e\u72b6\u6cc1\u306f\u5909\u308f\u3063\u3066\u3044\u307e\u3059\u304c\uff0c\u6975\u677f\u9593\u9694\u30922\u500d\u306b\u3057\u3066\u3044\u308b\u70b9\u306f \u2461 \u3068\u540c\u3058\u3067\u3059\u3002\u3088\u3063\u3066\uff0c\u96fb\u6c17\u5bb9\u91cf\u306f $\\bun12$ \u500d\u3067\u3059\u3002<\/p>\n\n\n\n<p>$C=\\varepsilon_0\\bun{S}{d}$ \u306e\u5f62\u304b\u3089\u3082\u308f\u304b\u308b\u3088\u3046\u306b\uff0c<span class=\"st-mymarker-s\">\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306e\u96fb\u6c17\u5bb9\u91cf\u306f\uff0c\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306e\u898b\u305f\u76ee\uff08\u5f62\uff09\u306e\u307f\u3067\u6c7a\u307e\u308b<\/span>\u3053\u3068\u306f\u5fc5\u305a\u899a\u3048\u3066\u304a\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>$V$ \u3068 $C$ \u306e\u5909\u5316\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u306e\u3067\uff0c$U=\\bun12CV^2$ \u306e\u5f62\u304b\u3089\u9759\u96fb\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u5909\u5316\u3092\u6c42\u3081\u307e\u3057\u3087\u3046\u3002$V$ \u304c\u4e0d\u5909\uff0c$C$ \u304c $\\bun12$ \u500d\u306a\u306e\u3067\uff0c<br>$$U_2=\\bun14CV^2$$\u304c\u7b54\u3048\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u96fb\u8377\u306e\u6d41\u308c\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<p>(2) \u3067\u96fb\u8377\u306e\u6d41\u308c\u306e\u8a71\u3092\u3057\u305f\u306e\u3067\uff0c\u554f\u984c\u3067\u3082\u7c21\u5358\u306b\u78ba\u8a8d\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n    <div class=\"wp-block-st-blocks-midashi-box freebox has-title post-hashiro-reidai\" style=\"\n        background-color:#f7f7fb; \n        border-width: 3px; \n        border-color:#a3bded;\">\n        \n        <p class=\"p-free\" style=\"\n            border-color:#a3bded; \n            font-weight: bold;\">\n            <span class=\"p-entry-f\" style=\"\n                color:#ffffff; \n                font-weight: bold; \n                background-color:#a3bded;\">\n                <i class=\"st-fa st-svg-pencil st-css-no\" aria-hidden=\"true\"><\/i> \u4f8b\u984c\n            <\/span>\n        <\/p>\n\n        <div class=\"free-inbox\" style=\"\n            margin-top: 0px; \n            margin-bottom: 0px;\n            padding: 10px 15px;\">\n            <p>\u4f8b\u984c\u300c\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u300d\u306e\u2462\u306b\u304a\u3044\u3066\uff0c\u96fb\u6c60\u3092\u901a\u904e\u3057\u305f\u96fb\u8377\u306e\u5927\u304d\u3055\u304a\u3088\u3073\u5411\u304d\u3092\u6c42\u3081\u3088\u3002<\/p>\n        <\/div>\n    <\/div>\n\n\n\n<div class=\"wp-block-group post-hashiro-reidaikaitou\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>\u6975\u677f\u9593\u9694\u3092\u5e83\u3052\u305f\u5f8c\uff0c\u6975\u677f\u306b\u84c4\u3048\u3089\u308c\u3066\u3044\u308b\u96fb\u8377 $Q_2$ \u306f\uff0c<br>$$Q_2=\\bun12C\\cdot V=\\bun12CV$$\u3067\u3042\u308b\u3002\u3082\u3068\u3082\u3068\uff0c$Q_0=CV$ \u306e\u96fb\u8377\u304c\u84c4\u3048\u3089\u308c\u3066\u3044\u305f\u305f\u3081\uff0c$Q_0-Q_2=\\bun12CV$ \u306e\u96fb\u8377\u304c\u6e1b\u5c11\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u306f\u3064\u307e\u308a\u300c\u5de6\u5074\u306e\u6975\u677f\u306b\u84c4\u3048\u3089\u308c\u305f $+CV$ \u306e\u96fb\u8377\u306e\u3046\u3061\uff0c$+\\bun12CV$ \u306e\u96fb\u8377\u304c\u53f3\u5074\u306e\u6975\u677f\u306b\u623b\u3063\u3066\u3044\u3063\u305f\u300d\u3068\u3044\u3046\u3053\u3068\u306b\u307b\u304b\u306a\u3089\u306a\u3044\u3002<\/p>\n\n\n\n<p>\u6975\u677f\u9593\u3092\u96fb\u8377\u304c\u98db\u3073\u8d8a\u3048\u308b\u3053\u3068\u306f\u306a\u304f\uff0c\u5c0e\u7dda\u3092\u4f1d\u3063\u3066\u79fb\u52d5\u3059\u308b\u3053\u3068\u306b\u6ce8\u610f\u3059\u308b\u3068\uff0c\u96fb\u8377\u306e\u52d5\u304d\u306f\u6b21\u306e\u901a\u308a\u3002<\/p>\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"146\" height=\"112\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406859.svg\" alt=\"\u7269\u7406859\" class=\"wp-image-6541\"\/><noscript><img decoding=\"async\" width=\"146\" height=\"112\" 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