{"id":7117,"date":"2025-03-31T19:29:48","date_gmt":"2025-03-31T10:29:48","guid":{"rendered":"https:\/\/torisetudy.com\/?p=7117"},"modified":"2025-04-03T02:51:30","modified_gmt":"2025-04-02T17:51:30","slug":"%e6%8c%af%e5%8b%95%e5%9b%9e%e8%b7%af%e2%91%a1","status":"publish","type":"post","link":"https:\/\/torisetudy.com\/?p=7117","title":{"rendered":"\u632f\u52d5\u56de\u8def\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=\"#rmLrmC\"><span class=\"toc_number toc_depth_1\">1<\/span> $\\rmL\\rmC$ \u632f\u52d5\u56de\u8def\u306e\u6027\u8cea<\/a><\/li><li><a href=\"#rmLrmC-2\"><span class=\"toc_number toc_depth_1\">2<\/span> $\\rmL\\rmC$ \u632f\u52d5\u56de\u8def\u306e\u30a8\u30cd\u30eb\u30ae\u30fc<\/a><\/li><\/ul><\/div>\n<h2 class=\"wp-block-heading\"><span id=\"rmLrmC\">$\\rmL\\rmC$ \u632f\u52d5\u56de\u8def\u306e\u6027\u8cea<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u89d2\u5468\u6ce2\u6570<\/h3>\n\n\n\n<p>$\\rmL\\rmC$ \u632f\u52d5\u56de\u8def\u306e\u201c\u89d2\u632f\u52d5\u6570\u201d\u306f\uff0c<strong>$\\omega=\\bun{1}{\\sqrt{LC}}$<\/strong> \u3067\u3059\u3002<\/p>\n\n\n\n<p>\u305f\u3060\u3057\uff0c\u3053\u3053\u3067\u306f\u201c\u89d2\u632f\u52d5\u6570\u201d\u3068\u547c\u3070\u305a\u306b\uff0c<span class=\"st-mymarker-s\">\u89d2\u5468\u6ce2\u6570<\/span>\u3068\u547c\u3073\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>\u540d\u524d\u306f\u5909\u308f\u308a\u307e\u3059\u304c\uff0c\u610f\u5473\u3057\u3066\u3044\u308b\u3082\u306e\u306f\u540c\u3058\u3067\u3059\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u5468\u671f<\/h3>\n\n\n\n<p>\u632f\u52d5\u306e\u5468\u671f $T$ \u306b\u3064\u3044\u3066\u306f\u5358\u632f\u52d5\u3068\u5168\u304f\u540c\u69d8\u306b\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<br>$$T=\\bun{2\\pi}{\\omega}=2\\pi\\sqrt{LC}$$\u3068\u306a\u308a\u307e\u3059\u306d\u3002\u307e\u305f\uff0c\u5468\u6ce2\u6570 $f$ \u306f\uff0c<br>$$f=\\bun{1}{T}=\\bun{1}{2\\pi\\sqrt{LC}}$$\u3068\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3044\u305a\u308c\u3082\u3088\u304f\u554f\u308f\u308c\u308b\u306e\u3067\u6697\u8a18\u3057\u3066\u3057\u307e\u3063\u3066ok\u3067\u3059\u304c\uff0c$\\omega$ \u3060\u3051\u899a\u3048\u3066\u304a\u3044\u3066\uff0c$T$ \u3068 $f$ \u306f\u305d\u306e\u5834\u3067\u8a08\u7b97\u3059\u308b\u306e\u304c\u3088\u3044\u3067\u3057\u3087\u3046\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> LC \u632f\u52d5\u56de\u8def\u306e\u6027\u8cea\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;\">\u81ea\u5df1\u30a4\u30f3\u30c0\u30af\u30bf\u30f3\u30b9 $L$ \u306e\u30b3\u30a4\u30eb\uff0c\u96fb\u6c17\u5bb9\u91cf $C$ \u306e\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u304b\u3089\u306a\u308b $\\rmL\\rmC$ \u632f\u52d5\u56de\u8def\u306e\u89d2\u5468\u6ce2\u6570\u306f\uff0c$\\omega=\\Bun{1}{\\sqrt{LC}}$ \u3067\u3042\u308b\u3002<\/p><\/p><p style=\"margin-bottom: -10px !important;\"><p>\u5468\u671f $T$ \u306f\uff0c$T=\\Bun{2\\pi}{\\omega}$ \u3092\u7528\u3044\u3066\uff0c$T=2\\pi\\sqrt{LC}$\uff0c\u5468\u6ce2\u6570 $f$ \u306f\uff0c$f=\\bun{1}{T}$ \u3092\u7528\u3044\u3066\uff0c$f=\\bun{1}{2\\pi\\sqrt{LC}}$ \u3068\u6c42\u3081\u3089\u308c\u308b\u3002<\/p>\n        <\/div>\n    <\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"rmLrmC-2\">$\\rmL\\rmC$ \u632f\u52d5\u56de\u8def\u306e\u30a8\u30cd\u30eb\u30ae\u30fc<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u5b9f\u969b\u306e\u8a08\u7b97<\/h3>\n\n\n\n<p>$Q=Q_0\\cos\\bun{1}{\\sqrt{LC}}t$\uff0c$I=-\\bun{Q_0}{\\sqrt{LC}}\\sin\\bun{1}{\\sqrt{LC}}t$ \u3068\u3057\u3066\uff0c\u56de\u8def\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u8a08\u7b97\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u3068\u30b3\u30a4\u30eb\u306e\u84c4\u3048\u308b\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u548c $U$ \u306f\uff0c<br>$$\\begin{aligned}U&amp;=\\bun{Q^2}{2C}+\\bun12LI^2\\\\&amp;=\\bun{Q_0\\!^2}{2C}\\cos^2\\bun{1}{\\sqrt{LC}}t+\\bun{Q_0\\!^2}{2C}\\sin^2\\bun{1}{\\sqrt{LC}}t\\\\&amp;=\\bun{Q_0\\!^2}{2C}\\end{aligned}$$\u3068\u3057\u3066\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u306f $t$ \u306b\u3088\u3089\u306a\u3044\u4e00\u5b9a\u5024\u3067\u3042\u308a\uff0c\u56de\u8def\u3067\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u4fdd\u5b58\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u306d\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> LC \u632f\u52d5\u56de\u8def\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\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;\">$\\rmL\\rmC$ \u632f\u52d5\u56de\u8def\u306b\u304a\u3051\u308b\u30a8\u30cd\u30eb\u30ae\u30fc\u306f\u4fdd\u5b58\u3055\u308c\u308b\u3002\u3059\u306a\u308f\u3061\uff0c<\/p><p style=\"margin-bottom: -10px !important;\">$$\\bun{Q^2}{2C}+\\bun12LI^2=\\stext{\uff08\u4e00\u5b9a\uff09}$$<\/p><p style=\"margin-bottom: -10px !important;\">\u304c\u6210\u7acb\u3059\u308b\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>\u81ea\u5df1\u30a4\u30f3\u30c0\u30af\u30bf\u30f3\u30b9\u304c $L$ \u306e\u30b3\u30a4\u30eb $\\rmL$\uff0c\u96fb\u6c17\u5bb9\u91cf\u304c $C$ \u306e\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc $\\rmC$ \u3092\u56f3\u306e\u901a\u308a\u306b\u63a5\u7d9a\u3059\u308b\u3002\u6642\u523b $t=0$ \u306b\u304a\u3044\u3066\uff0c\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306b\u306f $Q_0$ \u306e\u96fb\u6c17\u91cf\u304c\u84c4\u3048\u3089\u308c\u3066\u304a\u308a\uff0c\u30b3\u30a4\u30eb\u306b\u96fb\u6d41\u306f\u6d41\u308c\u3066\u3044\u306a\u3044\u3082\u306e\u3068\u3059\u308b\u3002<\/p><p><figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"109\" height=\"87\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u74061007.svg\" alt=\"\u7269\u74061007\" class=\"wp-image-6691\"\/><noscript><img decoding=\"async\" width=\"109\" height=\"87\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u74061007.svg\" alt=\"\u7269\u74061007\" class=\"wp-image-6691\"\/><\/noscript><\/figure><\/p><\/p><p><p class=\"setumonnkakko\">\u30b3\u30a4\u30eb\u306b\u6d41\u308c\u308b\u96fb\u6d41\u306e\u6700\u5927\u5024 $I_0$ \u3092\u6c42\u3081\u3088\u3002<\/p><\/p><p><p class=\"setumonnkakko\">\u30b3\u30a4\u30eb\u306b\u6d41\u308c\u308b\u96fb\u6d41\u304c\u521d\u3081\u3066\u6700\u5927\u3068\u306a\u308b\u6642\u523b $t_1$ \u3092\u6c42\u3081\u3088\u3002<\/p><\/p><p><p><\/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<div class=\"wp-block-group gsetumonnkakko\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>\u30b3\u30a4\u30eb\u306b\u6d41\u308c\u308b\u96fb\u6d41\u304c\u6700\u5927\u3068\u306a\u308b\u3068\u304d\uff0c\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306b\u84c4\u3048\u3089\u308c\u3066\u3044\u308b\u96fb\u6c17\u91cf\u306f $0$ \u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u3088\u3063\u3066\uff0c\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3088\u308a\uff0c<br>$$\\bun{Q_0\\!^2}{2C}=\\bun12LI_0\\!^2\\qquad \\therefore I_0=\\bun{Q_0}{\\sqrt{LC}}$$<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group gsetumonnkakko\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>\u6642\u523b $t=0$ \u306e\u76f4\u5f8c\u306b\u96fb\u6d41\u304c\u6d41\u308c\u59cb\u3081\u308b\u5411\u304d\u3092\u6b63\u306e\u5411\u304d\u3068\u3059\u308b\u3002<\/p>\n\n\n\n<p>\u96fb\u6d41 $I$ \u306e\u6642\u9593\u5909\u5316\u306e\u69d8\u5b50\u306f\u6b21\u56f3\u306e\u901a\u308a\u3002<\/p>\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"171\" height=\"120\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u74061008.svg\" alt=\"\u7269\u74061008\" class=\"wp-image-6692\"\/><noscript><img decoding=\"async\" width=\"171\" height=\"120\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u74061008.svg\" alt=\"\u7269\u74061008\" class=\"wp-image-6692\"\/><\/noscript><\/figure>\n\n\n\n<p>\u96fb\u6c17\u632f\u52d5\u306e\u5468\u671f\u306f\uff0c<br>$$T=2\\pi\\sqrt{LC}$$\u3067\u3042\u308a\uff0c\u6c42\u3081\u308b\u6642\u523b $t_1$ \u306f $t_1=\\Bun14T$ \u3067\u3042\u308b\u3053\u3068\u304c\u30b0\u30e9\u30d5\u304b\u3089\u308f\u304b\u308b\u306e\u3067\uff0c<br>$$t_1=\\bun14T=\\bun{\\pi}{2}\\sqrt{LC}$$<\/p>\n<\/div><\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u6b211 $\\rmL\\rmC$ \u632f\u52d5\u56de\u8def\u306e\u6027\u8cea2 $\\rmL\\rmC$ \u632f\u52d5\u56de\u8def\u306e\u30a8\u30cd\u30eb\u30ae\u30fc $\\rmL\\rmC$ \u632f\u52d5\u56de\u8def\u306e\u6027\u8cea \u89d2\u5468\u6ce2\u6570 $\\rmL\\rmC$ \u632f\u52d5\u56de\u8def\u306e\u201c\u89d2\u632f\u52d5\u6570\u201d\u306f\uff0c$\\omeg &#8230; <\/p>\n","protected":false},"author":1,"featured_media":6962,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[39,23],"tags":[],"class_list":["post-7117","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-39","category-electromagnetics"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/7117"}],"collection":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7117"}],"version-history":[{"count":15,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/7117\/revisions"}],"predecessor-version":[{"id":7169,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/7117\/revisions\/7169"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/media\/6962"}],"wp:attachment":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7117"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7117"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7117"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}