{"id":1092,"date":"2026-09-20T00:42:10","date_gmt":"2026-09-19T15:42:10","guid":{"rendered":"https:\/\/japper-tapchka.blog\/Diary\/?p=1092"},"modified":"2026-09-20T00:50:03","modified_gmt":"2026-09-19T15:50:03","slug":"tokyo-tech-2026-physics-2","status":"publish","type":"post","link":"https:\/\/japper-tapchka.blog\/Diary\/tokyo-tech-2026-physics-2\/","title":{"rendered":"\u30102026\u6771\u5de5\u5927\u7269\u7406 \u7b2c2\u554f\u3011\u96fb\u78c1\u6c17\u5b66\u3092\u9ad8\u6821\u7269\u7406\u3067\u5fb9\u5e95\u89e3\u8aac\uff5c\u56f3\u89e3\u30fb\u30a4\u30e1\u30fc\u30b8\u4ed8\u304d"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u4eca\u56de\u306f\u6771\u4eac\u79d1\u5b66\u5927\u5b66(\u65e7\u6771\u5de5\u5927)2026\u5e74\u5ea6\u5165\u8a66\u306e\u7269\u7406\u7b2c2\u554f\u306b\u3064\u3044\u3066\u3001\u7d30\u304b\u304f\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\uff01\u554f\u984c\u306f\u89e3\u8aac\u306e\u90fd\u5408\u4e0a\u3001\u90e8\u5206\u7684\u306b\u63b2\u8f09\u3057\u3066\u304a\u308a\u307e\u3059\u304c\u3001\u30d5\u30ebPDF\u304c\u6b32\u3057\u3044\u5834\u5408\u306f<a href=\"https:\/\/admissions.isct.ac.jp\/ja\/013\/undergraduate\/examination-questions\">\u5927\u5b66\u306e\u30db\u30fc\u30e0\u30da\u30fc\u30b8<\/a>\u3084\u4e88\u5099\u6821\u306e\u30b5\u30a4\u30c8\u304b\u3089<a href=\"https:\/\/admissions.isct.ac.jp\/plugins\/cms\/component_download_file.php?type=1&amp;pageId=3119&amp;contentsId=&amp;contentsDataId=&amp;prevId=&amp;key=22602f91ac41a09652b08666d7cfb6ab.pdf&amp;fileName=02_R8%E7%89%A9%E7%90%86-%E5%95%8F%E9%A1%8C\" title=\"\">\u5165\u624b<\/a>\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/mark><\/p>\n\n\n\n<h1 class=\"wp-block-heading\">\u524d\u63d0<\/h1>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1004\" height=\"1024\" src=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/5067880ab7685a804a9a4207f5df8c1b-1004x1024.jpg\" alt=\"\" class=\"wp-image-1093\" srcset=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/5067880ab7685a804a9a4207f5df8c1b-1004x1024.jpg 1004w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/5067880ab7685a804a9a4207f5df8c1b-294x300.jpg 294w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/5067880ab7685a804a9a4207f5df8c1b-768x783.jpg 768w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/5067880ab7685a804a9a4207f5df8c1b-1024x1044.jpg 1024w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/5067880ab7685a804a9a4207f5df8c1b.jpg 1220w\" sizes=\"auto, (max-width: 1004px) 100vw, 1004px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"379\" src=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/0fc0617ec7684921015a439aeb3ca48f-1024x379.png\" alt=\"\" class=\"wp-image-1094\" srcset=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/0fc0617ec7684921015a439aeb3ca48f-1024x379.png 1024w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/0fc0617ec7684921015a439aeb3ca48f-300x111.png 300w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/0fc0617ec7684921015a439aeb3ca48f-768x285.png 768w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/0fc0617ec7684921015a439aeb3ca48f.png 1220w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h1 class=\"wp-block-heading\">[A] \u64cd\u4f5c(1)\u3092\u884c\u3063\u305f\u5f8c\u306e\u96fb\u6c17\u632f\u52d5<\/h1>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"784\" height=\"1024\" src=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/9e42753071f9d8341217eb3adf5d62be-784x1024.jpg\" alt=\"\" class=\"wp-image-1096\" srcset=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/9e42753071f9d8341217eb3adf5d62be-784x1024.jpg 784w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/9e42753071f9d8341217eb3adf5d62be-230x300.jpg 230w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/9e42753071f9d8341217eb3adf5d62be-768x1003.jpg 768w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/9e42753071f9d8341217eb3adf5d62be-1176x1536.jpg 1176w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/9e42753071f9d8341217eb3adf5d62be-1024x1337.jpg 1024w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/9e42753071f9d8341217eb3adf5d62be.jpg 1232w\" sizes=\"auto, (max-width: 784px) 100vw, 784px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"95\" src=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/6541bb948fa7ff74eaebcb06081287cb-1024x95.png\" alt=\"\" class=\"wp-image-1095\" srcset=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/6541bb948fa7ff74eaebcb06081287cb-1024x95.png 1024w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/6541bb948fa7ff74eaebcb06081287cb-300x28.png 300w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/6541bb948fa7ff74eaebcb06081287cb-768x71.png 768w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/6541bb948fa7ff74eaebcb06081287cb.png 1220w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">(a) \u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306e\u96fb\u6c17\u91cf\u3068\u30b3\u30a4\u30eb\u306b\u6d41\u308c\u308b\u96fb\u6d41\u306e\u95a2\u4fc2<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u96fb\u6d41\u306f\u3001\u5358\u4f4d\u6642\u9593\u3042\u305f\u308a\u306b\u901a\u904e\u3059\u308b\u96fb\u6c17\u91cf\uff01\uff01\u3067\u3059\u304c\u3001\u5411\u304d\u306b\u306f\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u26a0\ufe0f\u26a0\ufe0f\u4eca\u56de\u306f\u3001\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306e\u96fb\u8377\u304c\u6e1b\u308b\u3068\u304d\u306b\u96fb\u6d41\u306f\u6b63\u306b\u306a\u308b\u305f\u3081\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{I = &#8211; \\frac{ \\Delta Q}{ \\Delta t} } $$<script id=\"wp-hooks-js\" src=\"https:\/\/japper-tapchka.blog\/Diary\/wp-includes\/js\/dist\/hooks.min.js?ver=f0f188028580e8dc1255\"><\/script>\n<script id=\"wp-i18n-js\" src=\"https:\/\/japper-tapchka.blog\/Diary\/wp-includes\/js\/dist\/i18n.min.js?ver=1dfe7db3940c23ea9216\"><\/script>\n<script id=\"wp-i18n-js-after\">\nwp.i18n.setLocaleData( { 'text direction\\u0004ltr': [ 'ltr' ] } );\n\/\/# sourceURL=wp-i18n-js-after\n<\/script>\n<script  async id=\"mathjax-js\" src=\"https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/mathjax\/2.7.7\/MathJax.js?config=TeX-MML-AM_CHTML\"><\/script>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">(b) \u96fb\u4f4d\u30fb\u96fb\u6d41\u30fb\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u3068\u30b3\u30a4\u30eb\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u30b0\u30e9\u30d5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u307e\u305a\u3001\ud835\udc61=0\u306e\u5b9a\u7fa9\u306b\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\uff01\u64cd\u4f5c(1)\u3092\u884c\u3063\u305f\u76f4\u5f8c\u3067\u3059\u3002\ud835\udc49<sub>\ud835\udc46<\/sub>=\ud835\udc49\u3067\u521d\u3081\u3066\ud835\udc49<sub>\ud835\udc46<\/sub>=0\u3068\u306a\u308b\u3068\u304d\u3001\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306e\u96fb\u8377\ud835\udc44=0\u3001\u30b3\u30a4\u30eb\u306b\u6d41\u308c\u308b\u96fb\u6d41\ud835\udc3c&gt;0\u3068\u306a\u308a\u307e\u3059\u3002\u30b3\u30a4\u30eb\u306b\u6d41\u308c\u308b\u96fb\u6d41\u304c\u6b63\u306e\u305f\u3081\u3001\ud835\udc61=0\u306e\u76f4\u5f8c\u306f\ud835\udc49<sub>\ud835\udc46<\/sub>, \ud835\udc44\u3068\u3082\u306b\u8ca0\u306b\u306a\u308a\u307e\u3059\uff01<\/mark><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u3053\u308c\u306b\u6ce8\u610f\u3057\u3066\u96fb\u6c17\u632f\u52d5\u3092\u8003\u3048\u308b\u3068\u3001\u96fb\u4f4d\ud835\udc49<sub>\ud835\udc46<\/sub>\u306f\u539f\u70b9\u3092\u901a\u308a\u305d\u3053\u304b\u3089\u8ca0\u306e\u5024\u306b\u306a\u308b<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc61<\/mark><\/mark>\u8ef8<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u304c\u632f\u52d5\u306e\u4e2d\u5fc3\u306e\u305f\u3081\u3001<\/mark><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">\u2461<\/mark><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u96fb\u6d41\u306f\ud835\udc61=0\u3067\u6b63\u306e\u5024\u304b\u3064\ud835\udc61\u8ef8\u304c\u632f\u52d5\u306e\u4e2d\u5fc3\u306e\u305f\u3081\u3001<\/mark><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">\u2460<\/mark><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u3053\u308c\u30892\u3064\u3092\u4e09\u89d2\u95a2\u6570\u3092\u7528\u3044\u3066\u8868\u3059\u3068\u2026<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{V_S = -V_{S0} \\sin \\omega t} $$\n$$ \\color{black}{I = I_0 \\cos \\omega t} $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u3053\u308c\u3089\u3092\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u5f0f\u306b\u5f53\u3066\u306f\u3081\u308b\u3068\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{E_C = \\frac{1}{2} CV_S^2 = \\frac{1}{2} CV_{S0}^2 \\sin ^2 \\omega t = \\frac{1}{4} CV_{S0}^2 (1 &#8211; \\cos 2 \\omega t) } $$\n$$ \\color{black}{E_L = \\frac{1}{2} LI^2 = \\frac{1}{2} LI_0^2 \\cos ^2 \\omega t = \\frac{1}{4} LI_0^2 (1 + \\cos 2 \\omega t) } $$\n$$ \\color{black}{E_C\uff1a\u2465\u3001E_L\uff1a\u2464} $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u3010\u5225\u89e3\u3011\u96fb\u6c17\u632f\u52d5\u306e\u5c0e\u51fa\u90e8\u5206\u304b\u3089\u5f0f\u3067\u89e3\u3044\u3066\u3044\u304d\u307e\u3057\u3087\u3046\uff01\u30ad\u30eb\u30d2\u30db\u30c3\u30d5\u306e\u7b2c\u4e8c\u6cd5\u5247\u3068\u521d\u671f\u6761\u4ef6\u306a\u3069\u3092\u6574\u7406\u3059\u308b\u3068\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{V_S &#8211; L \\frac{dI}{dt} = 0} $$\n$$ \\color{black}{t = 0\uff1aV_S = 0, Q = 0, I &gt; 0} $$\n$$ \\color{black}{Q = CV_S} $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u3053\u3053\u3067\u3001(a)\u306e\u7d50\u679c\u3082\u7528\u3044\u308b\u3068\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{ \\frac{Q}{C} = L \\frac{d}{dt} \\left (- \\frac{dQ}{dt} \\right ) } $$\n$$ \\color{black}{ \\frac{d^2 Q}{dt^2} = &#8211; \\frac{1}{LC} Q} $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u3088\u3063\u3066\u3001\u89d2\u632f\u52d5\u6570\ud835\udf14\u3068\u3059\u308b\u3068\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{ \\omega = \\frac{1}{ \\sqrt{LC} } } $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u6700\u5f8c\u306b\u521d\u671f\u6761\u4ef6\u3092\u8003\u616e\u3059\u308c\u3070\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{Q = -Q_0 \\sin \\omega t} $$\n$$ \\color{black}{V_S = &#8211; \\frac{Q_0}{C} \\sin \\omega t} $$\n$$ \\color{black}{I = \\omega Q_0 \\cos \\omega t} $$\n$$ \\color{black}{ \\therefore V_S\uff1a\u2461\u3001I \uff1a\u2460} $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u203b\u4eca\u56de\u3001\u30b0\u30e9\u30d5\u306e\u6982\u5f62\u3092\u7b54\u3048\u308b\u554f\u984c\u306e\u305f\u3081\u3001\u632f\u5e45\u306f\u30c6\u30ad\u30c8\u30fc\u306b\u6587\u5b57\u3067\u304a\u304d\u307e\u3057\u305f\uff01<\/mark><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">(c) \u96fb\u6d41\u304c0\u306b\u306a\u308b\u6642\u523b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u5f0f\u3067\u6c42\u3081\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u3092\u6e80\u305f\u3059\u6700\u5c0f\u306e\ud835\udc61\u306e\u305f\u3081\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{ \\cos \\omega t = 0} $$\n$$ \\color{black}{ \\therefore \\omega t = \\frac{ \\pi }{2} \\Leftrightarrow t = \\frac{ \\pi }{2 \\omega } = \\frac{ \\pi }{2} \\sqrt{LC} } $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u5f0f\u3067\u6c42\u3081\u3066\u3044\u306a\u304f\u3066\u3082\u3001\u30b0\u30e9\u30d5\u306e\u6982\u5f62\u304b\u30891\/4\u5468\u671f\u3068\u3044\u3046\u3053\u3068\u304c\u308f\u304b\u308b\u305f\u3081\u3001\u5468\u671f\ud835\udc47\u3068\u3059\u308b\u3068\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{T = 2 \\pi \\sqrt{LC} } $$\n$$ \\color{black}{ \\therefore \\frac{T}{4} = \\frac{ \\pi }{2} \\sqrt{LC} } $$<\/div>\n\n\n\n<h1 class=\"wp-block-heading\">[B] \u96fb\u6c17\u632f\u52d5\u4e2d\u306b\u64cd\u4f5c(2)\u3092\u5b9f\u65bd\u3057\u305f\u3068\u304d<\/h1>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"263\" src=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/3716ab3118e32338569b993ad97b3d5e-1024x263.png\" alt=\"\" class=\"wp-image-1097\" srcset=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/3716ab3118e32338569b993ad97b3d5e-1024x263.png 1024w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/3716ab3118e32338569b993ad97b3d5e-300x77.png 300w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/3716ab3118e32338569b993ad97b3d5e-768x197.png 768w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/3716ab3118e32338569b993ad97b3d5e.png 1220w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">(d) \u96fb\u4f4d\u306e\u6700\u5927\u5024\u3068\u96fb\u6c17\u91cf\u304c0\u3068\u306a\u308b\u6642\u523b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u64cd\u4f5c(2)\u3092\u884c\u3063\u305f\u3068\u304d\u3001\u96fb\u6c17\u632f\u52d5\u3068\u3057\u3066\u306f\u96fb\u4f4d\ud835\udc49<sub>\ud835\udc46<\/sub>\u306f\u6700\u5927\u3067\u3059\uff01\u64cd\u4f5c(2)\u3092\u3059\u308b\u9593\u306e\u96fb\u6c17\u91cf\u306f\u4e0d\u5909\u3067\u96fb\u6c17\u5bb9\u91cf\u304c\u5909\u308f\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\u3002\u64cd\u4f5c(2)\u3092\u5b9f\u65bd\u3057\u305f\u3068\u304d\u306e\u96fb\u6c17\u5bb9\u91cf\ud835\udc36<sub>\ud835\udc4e<\/sub>\u3001\u6c42\u3081\u308b\u6700\u5927\u5024\ud835\udc49<sub>0<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u2019<\/mark><\/mark><\/mark>\u3068\u3057\u3066\u3001\u96fb\u6c17\u5bb9\u91cf\u306e\u516c\u5f0f\u3068\u96fb\u6c17\u91cf\u4fdd\u5b58\u5247\u3088\u308a\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{C_a = \\frac{1}{a} C} $$\n$$ \\color{black}{CV = C_a V_0&#8242;} $$\n$$ \\color{black}{ \\therefore V_0&#8242; = aV} $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u307e\u305f\u3001\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306e\u96fb\u6c17\u91cf\u304c0\u306b\u306a\u308b\u3068\u304d\u3001\u96fb\u4f4d\ud835\udc49<sub>\ud835\udc46<\/sub>\u30820\u306b\u306a\u308a\u307e\u3059\uff01(b)\u306e\u30b0\u30e9\u30d5\u306e\u6982\u5f62\u306f\u5909\u308f\u3089\u305a\u3001\u632f\u5e45\u306e\u307f\u304c\u5909\u308f\u308b\u3053\u3068\u306b\u6ce8\u610f\u3059\u308b\u3068\u3001\u96fb\u6c17\u91cf\u304c0\u306b\u306a\u308b\u6642\u523b\u306f\u64cd\u4f5c(2)\u3092\u5b9f\u65bd\u3057\u3066\u304b\u30891\/4\u5468\u671f\u3068\u3044\u3046\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u5468\u671f\u304c\ud835\udc36\u306b\u4f9d\u5b58\u3059\u308b\u3053\u3068\u306b\u6ce8\u610f\u3059\u308b\u3068\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{\\frac{1}{4} \\cdot 2 \\pi \\sqrt{LC} + \\frac{1}{4} \\cdot 2 \\pi \\sqrt{LC_a} = \\frac{ \\pi }{2} \\sqrt{LC} \\left ( 1 + \\frac{1}{ \\sqrt{a} } \\right ) } $$<\/div>\n\n\n\n<h1 class=\"wp-block-heading\">[C] \u96fb\u6c17\u632f\u52d5\u4e2d\u306b\u64cd\u4f5c(3)\u3092\u5b9f\u65bd\u3057\u305f\u3068\u304d<\/h1>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"318\" src=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/6a4817d3e3e6681b0979821188d1bfcc-1024x318.png\" alt=\"\" class=\"wp-image-1098\" srcset=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/6a4817d3e3e6681b0979821188d1bfcc-1024x318.png 1024w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/6a4817d3e3e6681b0979821188d1bfcc-300x93.png 300w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/6a4817d3e3e6681b0979821188d1bfcc-768x239.png 768w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/6a4817d3e3e6681b0979821188d1bfcc.png 1220w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">(e) \u96fb\u4f4d\u3068\u96fb\u5727\u306e\u6700\u5927\u5024<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u64cd\u4f5c(3)\u3092\u5b9f\u65bd\u3057\u305f\u6642\u306e\u96fb\u6c17\u5bb9\u91cf\u3092\ud835\udc36<sub>\ud835\udc4f<\/sub>\u3068\u3059\u308b\u3068\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{C_b = \\frac{1}{b} C} $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u64cd\u4f5c(3)\u3092\u5b9f\u65bd\u3059\u308b\u524d\u306e\u96fb\u6d41\u306e\u6700\u5927\u5024\ud835\udc3c<sub>0<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u2019<\/mark><\/mark><\/mark>\u306f\u3001\u64cd\u4f5c(3)\u5b9f\u65bd\u524d\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3088\u308a\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{ \\frac{1}{2} C_a V_0&#8217;^2 = \\frac{1}{2} LI_0&#8217;^2} $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u64cd\u4f5c(3)\u5b9f\u65bd\u5f8c\u306e\u96fb\u6d41\u306e\u6700\u5927\u5024\ud835\udc3c<sub>1<\/sub>\u306f\u3001\u64cd\u4f5c(3)\u306e\u524d\u5f8c\u3067\u30a8\u30cd\u30eb\u30ae\u30fc\u306f\u4fdd\u5b58\u3059\u308b\u305f\u3081\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{ \\frac{1}{2} LI_0&#8217;^2 = \\frac{1}{2} LI_1^2} $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u64cd\u4f5c(3)\u5b9f\u65bd\u5f8c\u306e\u96fb\u4f4d\ud835\udc49<sub>\ud835\udc46<\/sub>\u306e\u6700\u5927\u5024\ud835\udc49<sub>1<\/sub>\u306f\u3001\u64cd\u4f5c(3)\u5b9f\u65bd\u5f8c\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3088\u308a\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{ \\frac{1}{2} LI_1^2 = \\frac{1}{2} C_b V_1^2} $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u3059\u306a\u308f\u3061\u3001\u64cd\u4f5c(3)\u306e\u524d\u5f8c\u3067\u306f\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u304c\u6210\u308a\u7acb\u3064\u305f\u3081\u3001\u4ee5\u4e0b\u306e\u7b49\u5f0f\u304b\u3089\u6574\u7406\u3059\u308c\u3070\u89e3\u3051\u307e\u3059\uff01<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{ \\frac{1}{2} C_a V_0&#8217;^2 = \\frac{1}{2} LI_0&#8217;^2 = \\frac{1}{2} LI_1^2 = \\frac{1}{2} C_b V_1^2} $$\n$$ \\color{black}{ \\therefore I_1 = V \\sqrt{ \\frac{aC}{L} } , V_1 = V \\sqrt{ab} } $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u3053\u3053\u307e\u3067\u306e\u7269\u7406\u91cf\u306e\u5909\u5316\u3092\u8868\u3067\u307e\u3068\u3081\u308b\u3068\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{ \\begin{array}{|c|c|c|c|c|c||} \\hline\n&amp; |V_S| &amp; |Q| &amp; |I| &amp; E_S &amp; E_L \\\\ \\hline\n(1)\u5f8c &amp; V &amp; CV &amp; 0 &amp; \\frac{1}{2} CV^2 &amp; 0 \\\\ \\hline\n(2)\u524d &amp; V &amp; CV &amp; 0 &amp; \\frac{1}{2} CV^2 &amp; 0 \\\\ \\hline\n(2)\u5f8c &amp; aV &amp; CV &amp; 0 &amp; \\frac{1}{2} aCV^2 &amp; 0 \\\\ \\hline\n(3)\u524d &amp; 0 &amp; 0 &amp; V \\sqrt{ \\frac{aC}{L} } &amp; 0 &amp; \\frac{1}{2} aCV^2 \\\\ \\hline\n(3)\u5f8c &amp; 0 &amp; 0 &amp; V \\sqrt{ \\frac{aC}{L} } &amp; 0 &amp; \\frac{1}{2} aCV^2 \\\\ \\hline\n(2)\u524d &amp; V \\sqrt{ab} &amp; CV \\sqrt{ \\frac{b}{a} } &amp; 0 &amp; \\frac{1}{2} bCV^2 &amp; 0 \\\\ \\hline\n\\end{array} } $$<\/div>\n\n\n\n<h1 class=\"wp-block-heading\">[D] \u64cd\u4f5c(2)\u3068\u64cd\u4f5c(3)\u3092\u7e70\u308a\u8fd4\u3057\u884c\u3063\u305f\u3068\u304d\u2460<\/h1>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"661\" src=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/5a8013e6eb1139e4a89b95922bb63302-1024x661.png\" alt=\"\" class=\"wp-image-1099\" srcset=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/5a8013e6eb1139e4a89b95922bb63302-1024x661.png 1024w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/5a8013e6eb1139e4a89b95922bb63302-300x194.png 300w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/5a8013e6eb1139e4a89b95922bb63302-768x495.png 768w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/5a8013e6eb1139e4a89b95922bb63302.png 1220w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">(f) \u96fb\u4f4d\u306e\u6700\u5927\u5024<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"838\" height=\"88\" src=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/09\/ScienceTokyo2026-2f.png\" alt=\"\" class=\"wp-image-1270\" srcset=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/09\/ScienceTokyo2026-2f.png 838w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/09\/ScienceTokyo2026-2f-300x32.png 300w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/09\/ScienceTokyo2026-2f-762x80.png 762w\" sizes=\"auto, (max-width: 838px) 100vw, 838px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u56f3\u306e\u3088\u3046\u306b\u8003\u3048\u308c\u3070\u3001(1)\u2192(2)\u2192(3)\u304c\u6700\u521d\u306e1\u56de\u3001(3)\u2192(2)\u2192(3)\u304c\ud835\udc41-1\u56de\u5b9f\u65bd\u3059\u308b\u3068\u8003\u3048\u3089\u308c\u308b\u3002\u4ee5\u4e0b\u306e\u8868\u306e\u3088\u3046\u306b\u6587\u5b57\u3092\u7f6e\u3044\u3066\u3001\u8003\u3048\u308b\u3068\u6f38\u5316\u5f0f\u3092\u7d44\u307f\u7acb\u3066\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff01<\/mark><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">|\ud835\udc49<sub>\ud835\udc46<\/sub>|<\/mark><\/td><td>|<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc44|<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">|\ud835\udc3c<\/mark>|<\/td><td>|<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc38<sub>\ud835\udc46<\/sub>|<\/mark><\/td><td>|<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc38<sub>\ud835\udc3f<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">|<\/mark><\/mark><\/td><\/tr><tr><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(3)\u5f8c<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc3c<sub>\ud835\udc41<\/sub><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc3f\ud835\udc3c<sub>\ud835\udc41<\/sub><sup>2<\/sup>\/2<\/mark><\/td><\/tr><tr><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(2)\u524d<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>\ud835\udc41<\/sub><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4f<\/sub>\ud835\udc49<sub>\ud835\udc41<\/sub><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4f<\/sub>\ud835\udc49<sub>\ud835\udc41<\/sub><sup>2<\/sup>\/2<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><\/tr><tr><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(2)\u5f8c<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>\ud835\udc41<\/sub>\u2019<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4e<\/sub>\ud835\udc49<sub>\ud835\udc41<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u2019<\/mark><\/mark><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4e<\/sub>\ud835\udc49<sub>\ud835\udc41<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u2019<\/mark><\/mark><\/mark><\/mark><sup>2<\/sup>\/2<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><\/tr><tr><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(3)\u524d<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc3c<sub>\ud835\udc41<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u2019<\/mark><\/mark><\/mark><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc3f<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc3c<sub>\ud835\udc41<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u2019<\/mark><\/mark><\/mark><sup>2<\/sup>\/2<\/mark><\/td><\/tr><tr><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(3)\u5f8c<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc3c<sub>\ud835\udc41+1<\/sub><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc3f\ud835\udc3c<sub>\ud835\udc41+1<\/sub><sup>2<\/sup>\/2<\/mark><\/td><\/tr><tr><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(2)\u524d<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>\ud835\udc41+1<\/sub><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4f<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>\ud835\udc41+1<\/sub><\/mark><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4f<\/sub>\ud835\udc49<sub>\ud835\udc41+1<\/sub><sup>2<\/sup>\/2<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(e)\u3068\u540c\u69d8\u306b\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3092\u8003\u3048\u308b\u3068\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{ \\frac{1}{2} C_a V_N&#8217;^2 = \\frac{1}{2} L I_N&#8217;^2 = \\frac{1}{2} LI_{N+1}^2 = \\frac{1}{2} C_b V_{N+1}^2} $$\n$$ \\color{black}{ \\therefore V_{N+1} = V_N&#8217; \\sqrt{ \\frac{C_a}{C_b} } = V_N&#8217; \\sqrt{ \\frac{b}{a} } } $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(d)\u3068\u540c\u69d8\u306b\u96fb\u6c17\u6599\u4fdd\u5b58\u5247\u3092\u8003\u3048\u308b\u3068\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{ C_b V_N = C_a V_N&#8217;} $$\n$$ \\color{black}{ \\therefore V_N&#8217; = \\frac{C_b}{C_a} V_N = \\frac{a}{b} V_N} $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u4ee5\u4e0a\u3092\u6574\u7406\u3059\u308b\u3068\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{ V_{N+1} = \\frac{a}{b} V_N \\cdot \\sqrt{ \\frac{b}{a} } = V_N \\sqrt{ \\frac{a}{b} } } $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(e)\u306e\u7d50\u679c\u3092\u7528\u3044\u3066\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{ V_1 = V \\sqrt{ab} } $$\n$$ \\color{black}{ \\therefore V_N = V_1 \\left ( \\sqrt{ \\frac{a}{b} } \\right ) ^{N-1} = V \\sqrt{ \\frac{a^{N}}{b^{N-2}} } } $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u6700\u521d\u306e\u64cd\u4f5c(2)(3)\u306f\u5225\u3067\u8003\u3048\u308b\u3068\u3044\u3046\u90e8\u5206\u306b\u6ce8\u610f\uff01\uff01\u26a0\ufe0f\u26a0\ufe0f\uff08\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306e\u96fb\u6c17\u5bb9\u91cf\u304c\u7570\u306a\u308a<\/mark>\u3001<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u521d\u671f\u6761\u4ef6\u304c\u9055\u3046\u305f\u3081\uff09<\/mark><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u3053\u306e\u6700\u5927\u5024\u304c\ud835\udc49\u3092\u8d85\u3048\u308b\u6642\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{ \\sqrt{ \\frac{a^{N}}{b^{N-2}} } &gt; 1} $$\n$$ \\color{black}{ \\therefore a^N &gt; b^{N-2} } $$<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">(g) \u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u5909\u5316\u91cf<\/h2>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{t=0\u3067\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u91cf\uff1a \\frac{1}{2} CV^2} $$\n$$ \\color{black}{\u5168\u3066\u306e\u64cd\u4f5c\u304c\u7d42\u4e86\u3057\u305f\u5f8c\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u91cf\uff1a \\frac{1}{2} C_b V_N^2} $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u3088\u3063\u3066\u5909\u5316\u91cf\u3092\u6c42\u3081\u308b\u3068\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{ \\frac{1}{2} C_b V_N^2 &#8211; \\frac{1}{2} CV^2 = \\frac{1}{2} \\left ( \\frac{1}{b} CV^2 \\cdot \\frac{a^N}{b^{N-2}} &#8211; CV^2 \\right ) = \\frac{1}{2} CV^2 \\left ( \\frac{a^N}{b^{N-1}} &#8211; 1 \\right ) } $$\n$$ \\color{black}{ \\therefore \\frac{2^N-1}{2} CV^2} $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u4ee3\u5165\u5fd8\u308c\u6ce8\u610f\uff01\uff01\u26a0\ufe0f\u26a0\ufe0f<\/mark><\/p>\n\n\n\n<figure class=\"wp-block-video\"><video autoplay loop muted poster=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/09\/ScienceTokyo2026-2g.jpeg\" src=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/09\/ScienceTokyo2026-2g.mp4\" playsinline width=\"1200\" height=\"1200\" style=\"aspect-ratio: 1200 \/ 1200;aspect-ratio:1200 \/ 1200\"><\/video><\/figure>\n\n\n\n<h1 class=\"wp-block-heading\">[E] \u64cd\u4f5c(2)\u3068\u64cd\u4f5c(3)\u3092\u7e70\u308a\u8fd4\u3057\u884c\u3063\u305f\u3068\u304d\u2461<\/h1>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"601\" src=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/ed3009fbb16de2ab49d6fbf8fb6784c3-1024x601.png\" alt=\"\" class=\"wp-image-1100\" srcset=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/ed3009fbb16de2ab49d6fbf8fb6784c3-1024x601.png 1024w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/ed3009fbb16de2ab49d6fbf8fb6784c3-300x176.png 300w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/ed3009fbb16de2ab49d6fbf8fb6784c3-768x451.png 768w, https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/06\/ed3009fbb16de2ab49d6fbf8fb6784c3.png 1220w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">(h) \u96fb\u4f4d\u3068\u96fb\u6d41\u306e\u6700\u5927\u5024<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">[D]\u3068\u540c\u69d8\u306b\u3001(1)\u2192(2)\u2192(3)\u304c\u6700\u521d\u306e1\u56de\u3001(3)\u2192(2)\u2192(3)\u304c\ud835\udc41-1\u56de\u5b9f\u65bd\u3059\u308b\u3068\u8003\u3048\u3089\u308c\u308b\u3002\u4ee5\u4e0b\u306e\u8868\u306e\u3088\u3046\u306b\u6587\u5b57\u3092\u7f6e\u3044\u3066\u3001\u8003\u3048\u308b\u3068\u6f38\u5316\u5f0f\u3092\u7d44\u307f\u7acb\u3066\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff01<\/mark><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>\ud835\udc46<\/sub><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc44<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc3c<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc38<sub>\ud835\udc46<\/sub><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc38<sub>\ud835\udc3f<\/sub><\/mark><\/td><\/tr><tr><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(3)\u5f8c<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>\ud835\udc41<\/sub><\/mark><\/mark><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4f<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>\ud835\udc41<\/sub><\/mark><\/mark><\/mark><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4f<\/sub>\ud835\udc49<sub>\ud835\udc41+1<\/sub><sup>2<\/sup>\/2<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><\/tr><tr><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(2)\u524d<\/mark><\/td><td>&#8211;<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>\ud835\udc41<\/sub><\/mark><\/td><td>&#8211;<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4f<\/sub>\ud835\udc49<sub>\ud835\udc41<\/sub><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4f<\/sub>\ud835\udc49<sub>\ud835\udc41<\/sub><sup>2<\/sup>\/2<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><\/tr><tr><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(2)\u5f8c<\/mark><\/td><td>&#8211;<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>\ud835\udc41<\/sub>\u2019<\/mark><\/td><td>&#8211;<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4e<\/sub>\ud835\udc49<sub>\ud835\udc41<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u2019<\/mark><\/mark><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4e<\/sub>\ud835\udc49<sub>\ud835\udc41<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u2019<\/mark><\/mark><\/mark><\/mark><sup>2<\/sup>\/2<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><\/tr><tr><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(3)\u524d<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>\ud835\udc41<\/sub>\u2019<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4e<\/sub>\ud835\udc49<sub>\ud835\udc41<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u2019<\/mark><\/mark><\/mark><\/td><td>0<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4e<\/sub>\ud835\udc49<sub>\ud835\udc41<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u2019<\/mark><\/mark><\/mark><\/mark><sup>2<\/sup>\/2<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><\/tr><tr><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(3)\u5f8c<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>\ud835\udc41+1<\/sub><\/mark><\/mark><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4f<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>\ud835\udc41+1<\/sub><\/mark><\/mark><\/mark><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4f<\/sub>\ud835\udc49<sub>\ud835\udc41+1<\/sub><sup>2<\/sup>\/2<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><\/tr><tr><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(2)\u524d<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>\ud835\udc41+1<\/sub><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">-\ud835\udc36<sub>\ud835\udc4f<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>\ud835\udc41+1<\/sub><\/mark><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4f<\/sub>\ud835\udc49<sub>\ud835\udc41+1<\/sub><sup>2<\/sup>\/2<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">1\u56de\u76ee\u306e\u90e8\u5206\u3092\u307e\u3068\u3081\u308b\u3068\u3001<\/mark><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>\ud835\udc46<\/sub><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc44<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc3c<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc38<sub>\ud835\udc46<\/sub><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc38<sub>\ud835\udc3f<\/sub><\/mark><\/td><\/tr><tr><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(2)\u524d<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">-\ud835\udc49<\/mark><\/td><td>&#8211;<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36\ud835\udc49<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36\ud835\udc49<sup>2<\/sup>\/2<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><\/tr><tr><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(2)\u5f8c<\/mark><\/td><td>&#8211;<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>0<\/sub>\u2019<\/mark><\/td><td>&#8211;<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4e<\/sub>\ud835\udc49<sub>0<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u2019<\/mark><\/mark><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4e<\/sub>\ud835\udc49<sub>0<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u2019<\/mark><\/mark><\/mark><\/mark><sup>2<\/sup>\/2<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><\/tr><tr><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(3)\u524d<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>0<\/sub>\u2019<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4e<\/sub>\ud835\udc49<sub>0<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u2019<\/mark><\/mark><\/mark><\/td><td>0<\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4e<\/sub>\ud835\udc49<sub>0<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u2019<\/mark><\/mark><\/mark><\/mark><sup>2<\/sup>\/2<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><\/tr><tr><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(3)\u5f8c<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>1<\/sub><\/mark><\/mark><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4f<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>1<\/sub><\/mark><\/mark><\/mark><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4f<\/sub>\ud835\udc49<sub>1<\/sub><sup>2<\/sup>\/2<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><\/tr><tr><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(2)\u524d<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>1<\/sub><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">-\ud835\udc36<sub>\ud835\udc4f<\/sub><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc49<sub>1<\/sub><\/mark><\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\ud835\udc36<sub>\ud835\udc4f<\/sub>\ud835\udc49<sub>1<\/sub><sup>2<\/sup>\/2<\/mark><\/td><td><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">0<\/mark><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">[B]\u3068\u540c\u69d8\u306b(2), (3)\u5b9f\u65bd\u524d\u5f8c\u306e\u96fb\u6c17\u91cf\u4fdd\u5b58\u5247\u3088\u308a\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{-CV = -C_a V_0&#8242;} $$\n$$ \\color{black}{C_a V_0&#8242; = C_b V_1} $$\n$$ \\color{black}{-C_b V_N = -C_a V_N&#8217;} $$\n$$ \\color{black}{-C_a V_N&#8217; = -C_b V_{N+1}} $$\n$$ \\color{black}{CV = C_a V_0&#8242; = C_b V_1 = \\cdots = C_b V_N = C_a V_N&#8217; = C_b V_{N+1}} $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u3053\u308c\u3089\u3092\u307e\u3068\u3081\u308b\u3068\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{ V_N&#8217; = aV, V_N = bV} $$<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u96fb\u6c17\u632f\u52d5\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u5247\u3088\u308a\u3001<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{ \\frac{1}{2} C_b V_N^2 = \\frac{1}{2} LI^2} $$\n$$ \\color{black}{ \\therefore I = V \\sqrt{ \\frac{bC}{L} } } $$<\/div>\n\n\n\n<figure class=\"wp-block-video\"><video height=\"1200\" style=\"aspect-ratio: 1200 \/ 1200;\" width=\"1200\" controls src=\"https:\/\/japper-tapchka.blog\/Diary\/wp-content\/uploads\/2026\/09\/ScienceTokyo2026-2h-1.mp4\"><\/video><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">(i) \u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u5909\u5316\u91cf<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">(h)\u3067\u307e\u3068\u3081\u305f\u8868\u304b\u3089\u3001\u9759\u96fb\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u5dee\u3092\u6c42\u3081\u307e\u3057\u3087\u3046\uff01<\/mark><\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">$$ \\color{black}{ \\frac{1}{2} C_b V_N^2 &#8211; \\frac{1}{2} CV^2 = 0} $$<\/div>\n\n\n\n<h1 class=\"wp-block-heading\">\u3042\u3068\u304c\u304d<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u3044\u304b\u304c\u3067\u3057\u305f\u3067\u3057\u3087\u3046\u304b\uff1f\u5c11\u3057\u6570\u5b66\u7684\u306a\u90e8\u5206\u304c\u3042\u308a\u3001\u6f38\u5316\u5f0f\u7684\u306a\u8003\u3048\u65b9\u304c\u51fa\u3066\u304f\u308b\u305f\u3081\u3001\u5c11\u3057\u96e3\u3057\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\uff01\u89e3\u8aac\u3067\u306f\u5c11\u3057\u6570\u5b66\u30c1\u30c3\u30af\u306b\u89e3\u8aac\u3057\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001\u96fb\u6c17\u632f\u52d5\u3067\u96fb\u6d41\u304c0\u306e\u6642\u306b\u96fb\u6c17\u5bb9\u91cf\u3092\u5909\u3048\u308b\u3068\u3001\u96fb\u6c17\u91cf\u304c\u4fdd\u5b58\u3057\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u5909\u5316\u3059\u308b\u3002\u96fb\u6c17\u91cf\u304c0\u306e\u6642\u306b\u96fb\u6c17\u5bb9\u91cf\u3092\u5909\u3048\u308b\u3068\u3001\u96fb\u6c17\u91cf\u304c\u5909\u5316\u3057\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u4fdd\u5b58\u3059\u308b\u3002\u3053\u306e2\u70b9\u306b\u6ce8\u610f\u3057\u3066\u8003\u3048\u308b\u3068\u3001\u3088\u308a\u76f4\u611f\u7684\u306b\u89e3\u3051\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u3068\u30b3\u30a4\u30eb\u3092\u7e4b\u3044\u3060\u3089\u96fb\u6c17\u632f\u52d5\u306b\u306a\u308b\u57fa\u672c\u554f\u984c\u306f\u5c11\u306a\u3044\u3067\u3059\u304c\u3001\u6982\u5ff5\u3092\u7406\u89e3\u3057\u3066\u9811\u5f35\u308a\u307e\u3057\u3087\u3046\uff01\uff01<\/mark><\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/japper-tapchka.blog\/Diary\/tokyo-tech-2026-physics-1\/\">\u7b2c1\u554f<\/a><\/div>\n\n\n\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/japper-tapchka.blog\/Diary\/tokyo-tech-2026-physics-3\/\">\u7b2c3\u554f<\/a><\/div>\n\n\n\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/japper-tapchka.blog\/Diary\/tokyo-tech-2025-physics-2\/\">2025<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u4eca\u56de\u306f\u6771\u4eac\u79d1\u5b66\u5927\u5b66(\u65e7\u6771\u5de5\u5927)2026\u5e74\u5ea6\u5165\u8a66\u306e\u7269\u7406\u7b2c2\u554f\u306b\u3064\u3044\u3066\u3001\u7d30\u304b\u304f\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\uff01\u554f\u984c\u306f\u89e3\u8aac\u306e\u90fd\u5408\u4e0a\u3001\u90e8\u5206\u7684\u306b\u63b2\u8f09\u3057\u3066\u304a\u308a\u307e\u3059\u304c\u3001\u30d5\u30ebPDF\u304c\u6b32\u3057\u3044\u5834\u5408\u306f\u5927\u5b66\u306e\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u3084\u4e88\u5099\u6821\u306e\u30b5\u30a4\u30c8\u304b\u3089\u5165\u624b\u3057\u3066\u304f\u3060\u3055\u3044\u3002 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[24,25],"tags":[48,31,30,41],"class_list":["post-1092","post","type-post","status-publish","format-standard","hentry","category-24","category-25","tag-48","tag-31","tag-30","tag-41"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/japper-tapchka.blog\/Diary\/wp-json\/wp\/v2\/posts\/1092","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/japper-tapchka.blog\/Diary\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/japper-tapchka.blog\/Diary\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/japper-tapchka.blog\/Diary\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/japper-tapchka.blog\/Diary\/wp-json\/wp\/v2\/comments?post=1092"}],"version-history":[{"count":72,"href":"https:\/\/japper-tapchka.blog\/Diary\/wp-json\/wp\/v2\/posts\/1092\/revisions"}],"predecessor-version":[{"id":1310,"href":"https:\/\/japper-tapchka.blog\/Diary\/wp-json\/wp\/v2\/posts\/1092\/revisions\/1310"}],"wp:attachment":[{"href":"https:\/\/japper-tapchka.blog\/Diary\/wp-json\/wp\/v2\/media?parent=1092"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/japper-tapchka.blog\/Diary\/wp-json\/wp\/v2\/categories?post=1092"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/japper-tapchka.blog\/Diary\/wp-json\/wp\/v2\/tags?post=1092"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}