{"id":7056,"date":"2025-03-28T20:06:45","date_gmt":"2025-03-28T11:06:45","guid":{"rendered":"https:\/\/torisetudy.com\/?p=7056"},"modified":"2025-03-28T20:06:49","modified_gmt":"2025-03-28T11:06:49","slug":"%e8%8d%b7%e9%9b%bb%e7%b2%92%e5%ad%90%e3%81%ae%e9%81%8b%e5%8b%95","status":"publish","type":"post","link":"https:\/\/torisetudy.com\/?p=7056","title":{"rendered":"\u8377\u96fb\u7c92\u5b50\u306e\u904b\u52d5"},"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> \u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u306b\u3088\u308b\u904b\u52d5<\/a><\/li><li><a href=\"#i-2\"><span class=\"toc_number toc_depth_1\">2<\/span> \u78c1\u5834\u306b\u659c\u3081\u306b\u5165\u5c04\u3059\u308b\u5834\u5408<\/a><\/li><li><a href=\"#i-3\"><span class=\"toc_number toc_depth_1\">3<\/span> \u96fb\u5834\u3068\u78c1\u5834\u304c\u304b\u304b\u308b\u7a7a\u9593\u3067\u306e\u904b\u52d5<\/a><\/li><\/ul><\/div>\n<h2 class=\"wp-block-heading\"><span id=\"i\">\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u306b\u3088\u308b\u904b\u52d5<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6027\u8cea\u3092\u8e0f\u307e\u3048\u3066<\/h3>\n\n\n\n<p>\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u306e\u7279\u5fb4\u7684\u306a\u6027\u8cea\u3068\u3057\u3066\uff0c\u300c\u5e38\u306b\u9032\u884c\u65b9\u5411\u3068\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u306e\u5411\u304d\u304c\u76f4\u4ea4\u3059\u308b\u300d\u3068\u3044\u3046\u3082\u306e\u304c\u3042\u308a\u307e\u3057\u305f\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>\u3053\u306e\u6027\u8cea\u3092\u8e0f\u307e\u3048\u3066\uff0c\u78c1\u5834\u4e2d\u306b\u304a\u3051\u308b\u8377\u96fb\u7c92\u5b50\u306e\u904b\u52d5\u306b\u3064\u3044\u3066\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u78c1\u5834\u4e2d\u306b\u304a\u3044\u3066\uff0c$+q$ \u306e\u8377\u96fb\u7c92\u5b50\u306b\u5927\u304d\u3055\u304c $v$ \u306e\u521d\u901f\u5ea6\u3092\u4e0b\u306e\u5de6\u5074\u306e\u56f3\u306e\u3088\u3046\u306b\u4e0e\u3048\u305f\u3068\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3059\u308b\u3068\uff0c\u8377\u96fb\u7c92\u5b50\u306f\u4e0a\u5411\u304d\u306b\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u3092\u53d7\u3051\u3066\u52a0\u901f\u3057\u307e\u3059\u306d\u3002\u904b\u52d5\u306e\u5411\u304d\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3057\u304b\u3057\uff0c\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u306b\u3088\u308b\u4ed5\u4e8b\u306f $0$ \u3067\u3059\u306e\u3067\uff0c\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u306f\u5909\u5316\u3057\u307e\u305b\u3093\u3002\u3064\u307e\u308a\u901f\u3055\u306f $v$ \u306e\u307e\u307e\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u5f8c\u3082\u305a\u3063\u3068\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u306f\u9032\u884c\u65b9\u5411\u3068\u76f4\u4ea4\u3059\u308b\u5411\u304d\u306b\u4f5c\u7528\u3057\u7d9a\u3051\u307e\u3059\u3002<\/p>\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"338\" height=\"115\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406951.svg\" alt=\"\u7269\u7406951\" class=\"wp-image-6633\"\/><noscript><img decoding=\"async\" width=\"338\" height=\"115\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406951.svg\" alt=\"\u7269\u7406951\" class=\"wp-image-6633\"\/><\/noscript><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u904b\u52d5\u306e\u8a73\u7d30<\/h3>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306a\u904b\u52d5\u3092\u5b9f\u306f\u7686\u3055\u3093\u306f\u3059\u3067\u306b\u5b66\u7fd2\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon3 clearfix\"><div class=\"st-kaiwa-area2\"><div class=\"st-kaiwa-hukidashi2\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u305d\u3046\uff0c\u7b49\u901f\u5186\u904b\u52d5\u3067\u3059\uff01<\/p>\n<\/div><\/div><\/div><div class=\"st-kaiwa-face2\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u6319\u624b\uff09.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u6319\u624b\uff09.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name2\">\u751f\u5f92<\/div><\/div><\/div>\n\n\n\n<p>\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u306f\u5e38\u306b\u901f\u5ea6\u3068\u76f4\u884c\u3057\uff0c\u5186\u904b\u52d5\u306e\u5411\u5fc3\u529b\u3068\u306a\u3063\u3066\u3044\u308b\u308f\u3051\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u5186\u904b\u52d5\u306e\u69d8\u5b50\u306f\u6b21\u56f3\u306e\u901a\u308a\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"158\" height=\"165\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406952.svg\" alt=\"\u7269\u7406952\" class=\"wp-image-6634\"\/><noscript><img decoding=\"async\" width=\"158\" height=\"165\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406952.svg\" alt=\"\u7269\u7406952\" class=\"wp-image-6634\"\/><\/noscript><\/figure>\n\n\n\n<p>\u5186\u904b\u52d5\u306e\u534a\u5f84\u3092 $r$ \u3068\u3059\u308b\u3068\uff0c\u5186\u904b\u52d5\u306e\u5411\u5fc3\u65b9\u5411\u306e\u904b\u52d5\u65b9\u7a0b\u5f0f\u304b\u3089\uff0c<br>$$m\\bun{v^2}{r}=qvB$$\u304c\u6210\u7acb\u3057\u307e\u3059\u3002\u3053\u308c\u3092\u6574\u7406\u3059\u308b\u3053\u3068\u3067\uff0c<br>$$r=\\Bun{mv}{qB}$$\u3068\u3057\u3066\u5186\u904b\u52d5\u306e\u534a\u5f84\u304c\u6c42\u307e\u308a\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5468\u671f\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<p>\u5468\u671f\u306b\u3064\u3044\u3066\u306f\uff0c$T=\\Bun{2\\pi r}{v}$ \u306e\u5f0f\u3092\u7528\u3044\u308b\u3053\u3068\u3067\uff0c<br>$$T=\\bun{2\\pi m}{qB}$$\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon3 clearfix\"><div class=\"st-kaiwa-area2\"><div class=\"st-kaiwa-hukidashi2\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>$v$ \u306b\u4f9d\u5b58\u3057\u3066\u3044\u307e\u305b\u3093\u306d\uff01<\/p>\n<\/div><\/div><\/div><div class=\"st-kaiwa-face2\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u6319\u624b\uff09.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u6319\u624b\uff09.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name2\">\u751f\u5f92<\/div><\/div><\/div>\n\n\n\n<p>$m,\\,q,\\,B$ \u3092\u6c7a\u3081\u3066\u3057\u307e\u3048\u3070\uff0c\u4e0e\u3048\u308b\u521d\u901f\u5ea6\u306e\u5927\u304d\u3055\u306b\u3088\u3089\u305a\u5186\u904b\u52d5\u306e\u5468\u671f\u306f\u540c\u3058\u306b\u306a\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\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> \u78c1\u5834\u4e2d\u3067\u306e\u5186\u904b\u52d5\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;\">\u8377\u96fb\u7c92\u5b50\u306b\u5bfe\u3057\u3066\uff0c\u78c1\u5834\u306b\u5782\u76f4\u306a\u5e73\u9762\u5185\u3067\u521d\u901f\u5ea6\u3092\u4e0e\u3048\u308b\u3068\u7b49\u901f\u5186\u904b\u52d5\u3092\u884c\u3046\u3002\u5186\u904b\u52d5\u306e\u5411\u5fc3\u65b9\u5411\u306e\u904b\u52d5\u65b9\u7a0b\u5f0f\u3092\u5229\u7528\u3057\u3066\u89e3\u6790\u3059\u308b\u3002<\/p>\n        <\/div>\n    <\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"i-2\">\u78c1\u5834\u306b\u659c\u3081\u306b\u5165\u5c04\u3059\u308b\u5834\u5408<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u659c\u3081\u306b\u5165\u5c04\u3059\u308b\u3068<\/h3>\n\n\n\n<p>\u78c1\u5834\u306b\u5bfe\u3057\u3066\u5782\u76f4\u306a\u5e73\u9762\u5185\u306b\u304a\u3044\u3066\u8377\u96fb\u7c92\u5b50\u306b\u521d\u901f\u5ea6\u3092\u4e0e\u3048\u308b\u3068\uff0c\u5186\u904b\u52d5\u3092\u884c\u3046\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon2 clearfix\"><div class=\"st-kaiwa-area2\"><div class=\"st-kaiwa-hukidashi2\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u305d\u308c\u3067\u306f\uff0c\u78c1\u5834\u306b\u5bfe\u3057\u3066\u659c\u3081\u306b\u8377\u96fb\u7c92\u5b50\u3092\u5165\u5c04\u3059\u308b\u3068\u3069\u306e\u3088\u3046\u306a\u904b\u52d5\u3092\u884c\u3046\u3067\u3057\u3087\u3046\u304b\u2026\uff1f<\/p>\n<\/div><\/div><\/div><div class=\"st-kaiwa-face2\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u7591\u554f\uff09.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u7591\u554f\uff09.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name2\">\u751f\u5f92<\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">3\u6b21\u5143\u7a7a\u9593\u3067<\/h3>\n\n\n\n<p>\u6b21\u56f3\u306e\u3088\u3046\u306a3\u6b21\u5143\u7a7a\u9593\u3092\u8003\u3048\u307e\u3059\u3002<\/p>\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"131\" height=\"119\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406953.svg\" alt=\"\u7269\u7406953\" class=\"wp-image-6635\"\/><noscript><img decoding=\"async\" width=\"131\" height=\"119\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406953.svg\" alt=\"\u7269\u7406953\" class=\"wp-image-6635\"\/><\/noscript><\/figure>\n\n\n\n<p>\u78c1\u675f\u5bc6\u5ea6\u306f $z$ \u8ef8\u306b\u4e26\u884c\u306b\u306a\u3063\u3066\u304a\u308a\uff0c\u305d\u306e\u5927\u304d\u3055\u304c $B$ \u3067\u3042\u308b\u3082\u306e\u3068\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u3068\u304d\uff0c\u539f\u70b9\u306b\u304a\u3044\u3066 $-q$ \u306e\u96fb\u8377\u3092\u3082\u3064\u8377\u96fb\u7c92\u5b50\u306b\u5927\u304d\u3055\u304c $v$ \u306e\u521d\u901f\u5ea6\u3092\u4e0e\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5411\u304d\u306f $xz$ \u5e73\u9762\u5185\u3067\uff0c$x$ \u8ef8\u304b\u3089\u306f\u304b\u3063\u305f\u89d2\u5ea6\u304c $\\theta$ \u3068\u3057\u307e\u3059\u3002\u3064\u307e\u308a\uff0c$\\vec{v_0}=(v\\cos\\theta,\\,0,\\,v\\sin\\theta)$ \u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5206\u3051\u3066\u8003\u3048\u308b<\/h3>\n\n\n\n<p>\u904b\u52d5\u3092\u89e3\u6790\u3059\u308b\u306b\u3042\u305f\u3063\u3066\u306f\uff0c\u300c\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u304c\u4f5c\u7528\u3059\u308b\u5e73\u9762\u300d\u3068\u300c\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u304c\u4f5c\u7528\u3057\u306a\u3044\u65b9\u5411\u300d\u306b\u308f\u3051\u3066\u8003\u3048\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>\u3055\u3066\uff0c\u300c\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u304c\u4f5c\u7528\u3057\u306a\u3044\u65b9\u5411\u300d\u306f\u3069\u306e\u5411\u304d\u3060\u304b\u308f\u304b\u308a\u307e\u3059\u304b\u2026\uff1f<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u30dd\u30a4\u30f3\u30c8\u306f\uff0c\u300c\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u306f\u5fc5\u305a\u78c1\u5834\uff08\u78c1\u675f\u5bc6\u5ea6\uff09\u306b\u76f4\u4ea4\u3059\u308b\u300d\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u78c1\u675f\u5bc6\u5ea6\u306f $z$ \u8ef8\u306b\u5e73\u884c\u3067\u3059\u306e\u3067\uff0c\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u306f $z$ \u65b9\u5411\u6210\u5206\u3092\u6301\u305f\u305a\uff0c$xy$ \u5e73\u9762\u5185\u3067\u306e\u307f\u4f5c\u7528\u3057\u307e\u3059\uff01<\/p>\n\n\n\n<p>\u3068\u3044\u3046\u3053\u3068\u3067\uff0c\u300c\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u304c\u4f5c\u7528\u3059\u308b\u5e73\u9762\uff1a$xy$ \u5e73\u9762\u300d\u3068\u300c\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u304c\u4f5c\u7528\u3057\u306a\u3044\u65b9\u5411\uff1a$z$ \u8ef8\u65b9\u5411\u300d\u306b\u5206\u89e3\u3057\u3066\u8003\u3048\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading is-style-st-heading-custom-count post-hashiro-countA\">\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u304c\u4f5c\u7528\u3059\u308b\u5e73\u9762\uff1a$xy$ \u5e73\u9762<\/h3>\n\n\n\n<p>$xy$\u5e73\u9762\u5185\u3067\u306e\u521d\u901f\u5ea6\u306f\uff0c$v\\cos\\theta$ \u3068\u306a\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u306e\u5927\u304d\u3055\u3082\uff0c<br>$$f=q\\cdot v\\cos\\theta \\cdot B=qvB\\cos\\theta$$\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u904b\u52d5\u306e\u69d8\u5b50\u3092\u56f3\u793a\u3059\u308b\u3068\u6b21\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"162\" height=\"174\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406954.svg\" alt=\"\u7269\u7406954\" class=\"wp-image-6636\"\/><noscript><img decoding=\"async\" width=\"162\" height=\"174\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406954.svg\" alt=\"\u7269\u7406954\" class=\"wp-image-6636\"\/><\/noscript><\/figure>\n\n\n\n<p>\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u306e\u4f5c\u7528\u7dda\u4e0a\u306b\u5186\u904b\u52d5\u306e\u4e2d\u5fc3 $\\rmO\\mskip 1mu\\prime $ \u304c\u5b58\u5728\u3059\u308b\u306e\u3067\uff0c$y$ \u8ef8\u4e0a\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u904b\u52d5\u65b9\u7a0b\u5f0f\u304b\u3089\uff0c<br>$$m\\bun{(v\\cos\\theta)^2}{r}=qvB\\cos\\theta$$\u304c\u6210\u7acb\u3059\u308b\u306e\u3067\uff0c\u3053\u308c\u3092\u6574\u7406\u3059\u308b\u3053\u3068\u3067\uff0c<br>$$r=\\bun{mv\\cos\\theta}{qB}$$\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3088\u3063\u3066\uff0c$\\rmO\\mskip 1mu\\prime $ \u306e\u5ea7\u6a19\u306f $\\left(0,\\,\\bun{mv\\cos\\theta}{qB},\\,0\\right)$ \u3067\u3059\u306d\u3002<\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u5468\u671f $T$ \u306f\uff0c<br>$$T=\\bun{2\\pi r}{v\\cos\\theta}=\\bun{2\\pi m}{qB}$$\u3068\u3057\u3066\u5f97\u3089\u308c\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>\u300c\u901f\u3055\u300d\u3068\u3057\u3066\u5229\u7528\u3059\u308b\u5024\u306f\u3059\u3079\u3066 $v\\cos\\theta$ \u3067\u3059\uff01\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>\u3053\u308c\u3092 $v$ \u3068\u3057\u3066\u3057\u307e\u3063\u3066\u5927\u91cf\u5931\u70b9\u3059\u308b\u4eba\u304c\u3068\u306b\u304b\u304f\u591a\u3044\u3053\u3068\u591a\u3044\u3053\u3068\uff01\uff01<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u4e00\u5ea6\u306f\u7d4c\u9a13\u3057\u305f\u3053\u3068\u3042\u308b\u3063\u3066\u3044\u3046\u4eba\u3082\u591a\u3044\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n\n\n\n<p>\u3068\u306b\u304b\u304f\u300c\u901f\u3055\u306f $v\\cos\\theta$\uff01\uff01\u300d\u3068\u5f37\u304f\u610f\u8b58\u3057\u3066\u7acb\u5f0f\u3057\u307e\u3057\u3087\u3046\uff01<\/p>\n\n\n\n<h3 class=\"wp-block-heading is-style-st-heading-custom-count post-hashiro-countA\">\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u304c\u4f5c\u7528\u3057\u306a\u3044\u65b9\u5411\uff1a$z$ \u8ef8\u65b9\u5411<\/h3>\n\n\n\n<p>$z$\u8ef8\u65b9\u5411\u306e\u521d\u901f\u5ea6\u306f $v\\sin\\theta$ \u3067\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u305d\u3057\u3066 $z$\u8ef8\u65b9\u5411\u306b\u306f\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u304c\u4f5c\u7528\u3057\u306a\u3044\uff0c\u3064\u307e\u308a\u8377\u96fb\u7c92\u5b50\u306b\u529b\u304c\u50cd\u304b\u306a\u3044\u306e\u3067\uff0c\u7b49\u901f\u5ea6\u904b\u52d5\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u307e\u3068\u3081<\/h3>\n\n\n\n<p>\u4ee5\u4e0a\u3092\u307e\u3068\u3081\u308b\u3068\uff0c$xy$\u5e73\u9762\u4e0a\u3067\u306f\u5186\u904b\u52d5\u3092\u884c\u3044\u306a\u304c\u3089\uff0c$z$\u8ef8\u65b9\u5411\u306b\u306f\u7b49\u901f\u5ea6\u904b\u52d5\u3092\u3059\u308b\u3068\u3044\u3046\u3088\u3046\u306a\u904b\u52d5\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8ecc\u8de1\u304c\u3089\u305b\u3093\u72b6\u3068\u306a\u308b\u3089\u305b\u3093\u904b\u52d5\u3092\u884c\u3046\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u306d\u3002<\/p>\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"130\" height=\"138\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406955.svg\" alt=\"\u7269\u7406955\" class=\"wp-image-6637\"\/><noscript><img decoding=\"async\" width=\"130\" height=\"138\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406955.svg\" alt=\"\u7269\u7406955\" class=\"wp-image-6637\"\/><\/noscript><\/figure>\n\n\n\n<p>\u4e0a\u56f3\u306e\u3088\u3046\u306b\uff0c\u300c\u78c1\u675f\u5bc6\u5ea6\u306b\u5dfb\u304d\u4ed8\u304f\u3088\u3046\u306a\u3089\u305b\u3093\u904b\u52d5\u3092\u3059\u308b\u300d\u3068\u3057\u3066\u7406\u89e3\u3057\u3066\u304a\u304f\u3068\u3088\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"i-3\">\u96fb\u5834\u3068\u78c1\u5834\u304c\u304b\u304b\u308b\u7a7a\u9593\u3067\u306e\u904b\u52d5<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">2\u3064\u306e\u529b\u306e\u95a2\u4e0e<\/h3>\n\n\n\n<p>\u96fb\u5834\u3068\u78c1\u5834\u306e\u4e21\u65b9\u304c\u304b\u304b\u3063\u3066\u3044\u308b\u7a7a\u9593\u306b\u304a\u3044\u3066\uff0c\u8377\u96fb\u7c92\u5b50\u306f\u30af\u30fc\u30ed\u30f3\u529b\u3068\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u306e\u53cc\u65b9\u3092\u53d7\u3051\u3066\u904b\u52d5\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon3 clearfix\"><div class=\"st-kaiwa-area2\"><div class=\"st-kaiwa-hukidashi2\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u57fa\u672c\u7684\u306b\u306f\u305d\u308c\u305e\u308c\u306e\u529b\u3092\u5225\u3005\u306b\u8003\u3048\u308c\u3070 ok \u3067\u3059\uff01<\/p>\n<\/div><\/div><\/div><div class=\"st-kaiwa-face2\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u6319\u624b\uff09.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u6319\u624b\uff09.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name2\">\u751f\u5f92<\/div><\/div><\/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>\u56f3\u306e\u3088\u3046\u306b\uff0c\u4e0a\u5411\u304d\u306b\u5927\u304d\u3055\u304c $E$ \u306e\u96fb\u5834\uff0c\u7d19\u9762\u624b\u524d\u5411\u304d\u306b\u5927\u304d\u3055\u304c $B$ \u306e\u78c1\u675f\u5bc6\u5ea6\u304c\u304b\u3051\u3089\u308c\u305f\u9818\u57df\u306b\u304a\u3044\u3066\uff0c\u8377\u96fb\u7c92\u5b50\u306b\u53f3\u5411\u304d\u306e\u901f\u5ea6\u3092\u4e0e\u3048\u3066\u904b\u52d5\u3055\u305b\u308b\u3002\u3053\u306e\u3068\u304d\uff0c\u76f4\u9032\u3059\u308b\u8377\u96fb\u7c92\u5b50\u306e\u901f\u3055 $v$ \u3092\u6c42\u3081\u3088\u3002<\/p><p><figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"102\" height=\"97\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406956.svg\" alt=\"\u7269\u7406956\" class=\"wp-image-6638\"\/><noscript><img decoding=\"async\" width=\"102\" height=\"97\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406956.svg\" alt=\"\u7269\u7406956\" class=\"wp-image-6638\"\/><\/noscript><\/figure><\/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>\u8377\u96fb\u7c92\u5b50\u306e\u96fb\u8377\u306f\u6b63\u3067\u3042\u308b\u3082\u306e\u3068\u3057\u3066\u8003\u3048\u308b\u3002<\/p>\n\n\n\n<p>\u8377\u96fb\u7c92\u5b50\u306f\uff0c\u4e0a\u5411\u304d\u306b\u5927\u304d\u3055\u304c $qE$ \u306e\u30af\u30fc\u30ed\u30f3\u529b\u3068\uff0c\u4e0b\u5411\u304d\u306b\u5927\u304d\u3055\u304c $qvB$ \u306e\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u3092\u53d7\u3051\u3066\u904b\u52d5\u3059\u308b\u3002<\/p>\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"85\" height=\"103\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406957.svg\" alt=\"\u7269\u7406957\" class=\"wp-image-6639\"\/><noscript><img decoding=\"async\" width=\"85\" height=\"103\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406957.svg\" alt=\"\u7269\u7406957\" class=\"wp-image-6639\"\/><\/noscript><\/figure>\n\n\n\n<p>\u76f4\u9032\u904b\u52d5\u3092\u884c\u3046\u5834\u5408\uff0c\u3053\u308c\u3089\u306e\u529b\u304c\u3064\u308a\u5408\u3046\u305f\u3081\uff0c<br>$$qE=qvB\\qquad\\therefore \\quad v=\\bun{E}{B}$$<\/p>\n\n\n\n<p>\u306a\u304a\uff0c\u8377\u96fb\u7c92\u5b50\u306e\u96fb\u8377\u304c\u8ca0\u3067\u3042\u308b\u5834\u5408\u306b\u306f\uff0c\u3044\u305a\u308c\u306e\u529b\u3082\u9006\u5411\u304d\u3068\u306a\u308b\u304c\uff0c\u6761\u4ef6\u5f0f\u306f\u540c\u3058\u3067\u3042\u308b\u3002<\/p>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u6b211 \u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u306b\u3088\u308b\u904b\u52d52 \u78c1\u5834\u306b\u659c\u3081\u306b\u5165\u5c04\u3059\u308b\u5834\u54083 \u96fb\u5834\u3068\u78c1\u5834\u304c\u304b\u304b\u308b\u7a7a\u9593\u3067\u306e\u904b\u52d5 \u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u306b\u3088\u308b\u904b\u52d5 \u6027\u8cea\u3092\u8e0f\u307e\u3048\u3066 \u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u306e\u7279\u5fb4\u7684\u306a\u6027\u8cea\u3068\u3057\u3066\uff0c\u300c\u5e38\u306b\u9032\u884c\u65b9\u5411\u3068\u30ed\u30fc\u30ec\u30f3\u30c4\u529b\u306e\u5411 &#8230; 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