{"id":213280,"date":"2024-08-19T10:23:46","date_gmt":"2024-08-19T10:23:46","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/?p=213280"},"modified":"2024-08-19T10:23:46","modified_gmt":"2024-08-19T10:23:46","slug":"%ec%a0%84%ea%b8%b0%ec%a0%84%eb%8f%84%ec%84%b1%ec%9d%b4-%eb%86%92%ec%9d%80-%ec%9e%ac%eb%a3%8c%eb%8a%94-%eb%ac%b4%ec%97%87%ec%9d%b8%ea%b0%80%ec%9a%94","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a0%84%ea%b8%b0%ec%a0%84%eb%8f%84%ec%84%b1%ec%9d%b4-%eb%86%92%ec%9d%80-%ec%9e%ac%eb%a3%8c%eb%8a%94-%eb%ac%b4%ec%97%87%ec%9d%b8%ea%b0%80%ec%9a%94\/","title":{"rendered":"\uc804\uae30\uc804\ub3c4\uc131\uc774 \ub192\uc740 \uc7ac\ub8cc\ub294 \ubb34\uc5c7\uc778\uac00\uc694?"},"content":{"rendered":"<p class=\"sidekick\">\uc804\uae30\uc804\ub3c4\uc131\uc774 \ub192\uc740 \uc7ac\ub8cc\ub294 \ubb34\uc5c7\uc778\uac00\uc694? \uc774 \uae30\uc0ac\uc5d0\uc11c\ub294 \uae08\uc18d\uacfc \ube44\uae08\uc18d \uc7ac\ub8cc\uc758 \uc804\uae30\uc804\ub3c4\uc131 \ucc28\uc774\uc640 \uc2e4\uc0dd\ud65c \uc751\uc6a9 \uc0ac\ub840\ub97c \ub2e4\ub8f9\ub2c8\ub2e4.<\/p>\n<h2>\uc804\uae30\uc804\ub3c4\uc131\uc774 \ub192\uc740 \uc7ac\ub8cc\ub294 \ubb34\uc5c7\uc778\uac00\uc694?<\/h2>\n<p>\uc804\uae30\uc804\ub3c4\uc131\uc740 \uc804\ub958\uac00 \uc7ac\ub8cc\ub97c \ud1b5\ud574 \ud750\ub97c \uc218 \uc788\ub294 \ub2a5\ub825\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uc77c\ubd80 \uc7ac\ub8cc\ub294 \uc804\uae30\uc804\ub3c4\uc131\uc774 \ub9e4\uc6b0 \ub192\uc544 \uc804\ub958\uac00 \uc27d\uac8c \ud1b5\uacfc\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc7ac\ub8cc\ub294 \uc804\uae30\ud68c\ub85c, \uc804\uc120, \ub2e4\uc591\ud55c \uc804\uc790\uc81c\ud488 \ub4f1\uc5d0 \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uadf8\ub807\ub2e4\uba74 \uc804\uae30\uc804\ub3c4\uc131\uc774 \ub192\uc740 \ub300\ud45c\uc801\uc778 \uc7ac\ub8cc\uc5d0\ub294 \uc5b4\ub5a4 \uac83\ub4e4\uc774 \uc788\ub294\uc9c0 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc804\uae30\uc804\ub3c4\uc131\uc774 \ub192\uc740 \uc7ac\ub8cc \uc885\ub958<\/h2>\n<ul>\n<li><strong>\uc740(Silver, Ag):<\/strong> \uc740\uc740 \uc790\uc5f0\uc5d0\uc11c \uac00\uc7a5 \ub192\uc740 \uc804\uae30\uc804\ub3c4\uc131\uc744 \uac00\uc9c4 \uae08\uc18d\uc785\ub2c8\ub2e4. \uc740\uc758 \uc804\uae30\uc804\ub3c4\ub3c4\ub294 \uc57d \\(6.30 \\times 10^7 \\;S\/m\\) (\uc2dc\uba58\uc2a4 \ud37c \ubbf8\ud130)\ub85c, \ub2e4\ub978 \ubaa8\ub4e0 \uae08\uc18d\uc744 \ub2a5\uac00\ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\uad6c\ub9ac(Copper, Cu):<\/strong> \uad6c\ub9ac\ub294 \uc804\uae30\uc804\ub3c4\ub3c4\uac00 \ub192\uc740 \uae08\uc18d \uc911 \ud558\ub098\ub85c, \uadf8\uc758 \uc804\uae30\uc804\ub3c4\ub3c4\ub294 \uc57d \\(5.96 \\times 10^7 \\;S\/m\\)\uc785\ub2c8\ub2e4. \uad6c\ub9ac\ub294 \uac00\uaca9\uc774 \uc0c1\ub300\uc801\uc73c\ub85c \uc800\ub834\ud558\uace0 \uac00\uacf5\uc774 \uc6a9\uc774\ud558\uc5ec \uc804\uc120 \ubc0f \uc804\uae30\uae30\uae30\uc758 \uc8fc\uc694 \uc18c\uc7ac\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<li><strong>\uae08(Gold, Au):<\/strong> \uae08\uc740 \uc804\uae30\uc804\ub3c4\ub3c4\uac00 \ub6f0\uc5b4\ub098\uba74\uc11c\ub3c4 \uc0b0\ud654\ub418\uc9c0 \uc54a\ub294 \ud2b9\uc131\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uae08\uc758 \uc804\uae30\uc804\ub3c4\ub3c4\ub294 \uc57d \\(4.10 \\times 10^7 \\;S\/m\\)\ub85c, \uc8fc\ub85c \uace0\uae09 \uc804\uc790\uc81c\ud488\uacfc \ud2b9\uc218\ud55c \uc804\uae30 \ud68c\ub85c\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<li><strong>\uc54c\ub8e8\ubbf8\ub284(Aluminum, Al):<\/strong> \uc54c\ub8e8\ubbf8\ub284\uc740 \uc804\uae30\uc804\ub3c4\ub3c4\uac00 \ub192\uc740 \ud3b8\uc774\uba70, \uc57d \\(3.77 \\times 10^7 \\;S\/m\\)\uc785\ub2c8\ub2e4. \uad6c\ub9ac\ubcf4\ub2e4 \uac00\ubcbc\uc6cc\uc11c \ud56d\uacf5\uc6b0\uc8fc \uc0b0\uc5c5\uacfc \uac19\uc740 \ubd84\uc57c\uc5d0\uc11c \uc804\uae30\uc804\ub3c4\uc131 \uc7ac\ub8cc\ub85c \ub9ce\uc774 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>\ube44\uae08\uc18d \uc7ac\ub8cc\uc758 \uc804\uae30\uc804\ub3c4\uc131<\/h2>\n<p>\ub300\ubd80\ubd84\uc758 \ube44\uae08\uc18d \uc7ac\ub8cc\ub294 \uc804\uae30\uc804\ub3c4\uc131\uc774 \ub0ae\uc9c0\ub9cc, \uc77c\ubd80\ub294 \uc804\uae30\uc804\ub3c4\uc131\uc774 \ub192\uc740 \ube44\uae08\uc18d \uc7ac\ub8cc\ub85c \ubd84\ub958\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \uadf8\ub798\ud30c\uc774\ud2b8(Graphite)\ub294 \ud0c4\uc18c \uc6d0\uc790\uc758 \uce35\uc0c1 \uad6c\uc870\ub85c \uc778\ud574 \ube44\uad50\uc801 \ub192\uc740 \uc804\uae30\uc804\ub3c4\uc131\uc744 \uac00\uc9d1\ub2c8\ub2e4.<\/p>\n<ul>\n<li><strong>\uadf8\ub798\ud30c\uc774\ud2b8(Graphite):<\/strong> \uadf8\ub798\ud30c\uc774\ud2b8\ub294 \ud0c4\uc18c\uc758 \ud55c \ud615\ud0dc\ub85c, \uadf8 \uc804\uae30\uc804\ub3c4\ub3c4\ub294 \uae08\uc18d\uc5d0 \ube44\ud574 \ub0ae\uc9c0\ub9cc \uc774\ub294 \ube44\uae08\uc18d \uc911\uc5d0\uc11c\ub294 \ub9e4\uc6b0 \ub192\uc740 \ud3b8\uc785\ub2c8\ub2e4. \uadf8\ub798\ud30c\uc774\ud2b8\ub294 \uc804\uae30 \uc804\ub3c4\uccb4\ub85c\uc11c \uc804\uadf9, \ubc30\ud130\ub9ac \ub4f1\uc5d0 \ud65c\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>\uc804\uae30\uc804\ub3c4\uc131 \uce21\uc815 \ubc29\ubc95<\/h2>\n<p>\uc804\uae30\uc804\ub3c4\uc131\uc740 \uae30\ud638 \u03c3 (\uc2dc\uadf8\ub9c8)\ub85c \ub098\ud0c0\ub0b4\uba70, \uadf8 \ub2e8\uc704\ub294 S\/m (\uc2dc\uba58\uc2a4 \ud37c \ubbf8\ud130)\uc785\ub2c8\ub2e4. \uc804\uae30\uc804\ub3c4\uc131\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \ubc29\ubc95\uc73c\ub85c \uce21\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<ol>\n<li>\uc7ac\ub8cc\uc758 \uc800\ud56d(Resistance, R)\uc744 \uce21\uc815\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc800\ud56d \uac12\uacfc \uc7ac\ub8cc\uc758 \uae38\uc774(L), \ub2e8\uba74\uc801(A)\uc744 \uc774\uc6a9\ud558\uc5ec \uc804\uae30\uc804\ub3c4\uc131\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4. \uc804\uae30\uc804\ub3c4\uc131 \u03c3\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uacf5\uc2dd\uc73c\ub85c \uad6c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<br \/>\n  \\[<br \/>\n    \\sigma = \\frac{1}{\\rho} = \\frac{L}{R \\times A}<br \/>\n  \\]\n  <\/li>\n<\/ol>\n<p>\uc774\uc640 \uac19\uc774 \uc804\uae30\uc804\ub3c4\uc131\uc774 \ub192\uc740 \uc7ac\ub8cc\ub4e4\uc740 \uc804\uc790\uae30\uae30, \uc804\ub825 \uc1a1\uc2e0 \ub4f1 \ub2e4\uc591\ud55c \uc601\uc5ed\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc804\uae30\uc804\ub3c4\uc131\uc774 \ub192\uc740 \uc7ac\ub8cc\ub294 \ubb34\uc5c7\uc778\uac00\uc694? \uc774 \uae30\uc0ac\uc5d0\uc11c\ub294 \uae08\uc18d\uacfc \ube44\uae08\uc18d \uc7ac\ub8cc\uc758 \uc804\uae30\uc804\ub3c4\uc131 \ucc28\uc774\uc640 \uc2e4\uc0dd\ud65c \uc751\uc6a9 \uc0ac\ub840\ub97c \ub2e4\ub8f9\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[101],"tags":[],"class_list":["post-213280","post","type-post","status-publish","format-standard","hentry","category-101","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\uc804\uae30\uc804\ub3c4\uc131\uc774 \ub192\uc740 \uc7ac\ub8cc\ub294 \ubb34\uc5c7\uc778\uac00\uc694?<\/title>\n<meta name=\"description\" content=\"\uc804\uae30\uc804\ub3c4\uc131\uc774 \ub192\uc740 \uc7ac\ub8cc\ub294 \ubb34\uc5c7\uc778\uac00\uc694? \uc774 \uae30\uc0ac\uc5d0\uc11c\ub294 \uae08\uc18d\uacfc \ube44\uae08\uc18d \uc7ac\ub8cc\uc758 \uc804\uae30\uc804\ub3c4\uc131 \ucc28\uc774\uc640 \uc2e4\uc0dd\ud65c 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