{"id":212701,"date":"2024-10-21T18:45:38","date_gmt":"2024-10-21T18:45:38","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/?p=212701"},"modified":"2024-10-21T18:45:38","modified_gmt":"2024-10-21T18:45:38","slug":"%ec%9c%a0%ec%a0%84%ec%b2%b4-%eb%ac%bc%ec%a7%88%ec%97%90%ec%84%9c-%eb%b6%84%ea%b7%b9%ec%9d%b4-%ec%a0%84%ea%b8%b0%ec%9e%a5%ec%97%90-%eb%af%b8%ec%b9%98%eb%8a%94-%ec%98%81%ed%96%a5","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%9c%a0%ec%a0%84%ec%b2%b4-%eb%ac%bc%ec%a7%88%ec%97%90%ec%84%9c-%eb%b6%84%ea%b7%b9%ec%9d%b4-%ec%a0%84%ea%b8%b0%ec%9e%a5%ec%97%90-%eb%af%b8%ec%b9%98%eb%8a%94-%ec%98%81%ed%96%a5\/","title":{"rendered":"\uc720\uc804\uccb4 \ubb3c\uc9c8\uc5d0\uc11c \ubd84\uadf9\uc774 \uc804\uae30\uc7a5\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5"},"content":{"rendered":"<p class=\"sidekick\">\uc720\uc804\uccb4 \ubb3c\uc9c8\uc5d0\uc11c \ubd84\uadf9\uc774 \uc804\uae30\uc7a5\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc744 \uc774\ud574\ud558\uace0, \uc804\uae30\uc7a5\uc758 \ubc29\ud5a5 \ubc0f \uc138\uae30\uc5d0 \ub530\ub77c \ubd84\uadf9 \ud604\uc0c1\uc774 \uc5b4\ub5bb\uac8c \ubcc0\ud558\ub294\uc9c0 \ubd84\uc11d\ud569\ub2c8\ub2e4.<\/p>\n<h2>\uc720\uc804\uccb4 \ubb3c\uc9c8\uc5d0\uc11c \ubd84\uadf9\uc774 \uc804\uae30\uc7a5\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5<\/h2>\n<p>\uc720\uc804\uccb4 \ubb3c\uc9c8\uc740 \uc678\ubd80 \uc804\uae30\uc7a5\uc774 \uac00\ud574\uc9c8 \ub54c \ub0b4\ubd80\uc5d0 \uc804\uae30\uc801\uc778 \ubd84\uadf9\uc774 \ubc1c\uc0dd\ud558\ub294 \ubb3c\uc9c8\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud604\uc0c1\uc740 \ub2e4\uc591\ud55c \uc804\uae30\uc801 \uc7a5\uce58\uc640 \uae30\uc220\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc774\ubc88 \uae00\uc5d0\uc11c\ub294 \uc720\uc804\uccb4 \ubb3c\uc9c8\uc5d0\uc11c \ubd84\uadf9\uc774 \uc804\uae30\uc7a5\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc720\uc804\uccb4\uc640 \ubd84\uadf9<\/h2>\n<p>\uc720\uc804\uccb4\ub294 \ub3c4\uccb4\uc640 \ubc18\ub3c4\uccb4\uc640\ub294 \ub2ec\ub9ac \uc804\ud558\ub97c \uc790\uc720\ub86d\uac8c \uc774\ub3d9\uc2dc\ud0a4\uc9c0 \uc54a\ub294 \ubb3c\uc9c8\uc785\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc678\ubd80 \uc804\uae30\uc7a5\uc774 \uac00\ud574\uc9c0\uba74, \uc720\uc804\uccb4 \ub0b4\ubd80\uc758 \uc6d0\uc790\ub098 \ubd84\uc790\ub294 \uc804\uae30\uc7a5\uc5d0 \uc758\ud574 \uc7ac\ubc30\uce58\ub418\uc5b4 \uc804\uae30\uc801 \ubd84\uadf9\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc774 \ubd84\uadf9\uc740 \uc720\uc804\uccb4 \ubb3c\uc9c8 \ub0b4\ubd80\uc5d0 \ubc18\ub300 \uc804\ud558\uac00 \uc313\uc774\uac8c \ub9cc\ub4e4\uc5b4, \uc678\ubd80 \uc804\uae30\uc7a5\uc5d0 \ubc18\ud558\ub294 \uc804\uae30\uc7a5\uc744 \uc0dd\uc131\ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n<h2>\ubd84\uadf9\uc758 \uc885\ub958<\/h2>\n<ul>\n<li><b>\uc804\uc790 \ubd84\uadf9<\/b> &#8211; \uc804\uc790\uac00 \uc6d0\uc790\ud575\uc5d0 \ub300\ud574 \uc6c0\uc9c1\uc774\uba74\uc11c \ubc1c\uc0dd\ud558\ub294 \ubd84\uadf9<\/li>\n<li><b>\uc774\uc628 \ubd84\uadf9<\/b> &#8211; \uc774\uc628\uc774 \uc678\ubd80 \uc804\uae30\uc7a5\uc5d0 \uc758\ud574 \uc774\ub3d9\ud558\uba74\uc11c \ubc1c\uc0dd\ud558\ub294 \ubd84\uadf9<\/li>\n<li><b>\ubc30\ud5a5 \ubd84\uadf9<\/b> &#8211; \uc601\uad6c\uc801\uc778 \uc30d\uadf9\uc790 \ubaa8\uba58\ud2b8\ub97c \uac00\uc9c4 \ubd84\uc790\uac00 \uc678\ubd80 \uc804\uae30\uc7a5\uc5d0 \uc758\ud574 \uc815\ub82c\ub418\uba74\uc11c \ubc1c\uc0dd\ud558\ub294 \ubd84\uadf9<\/li>\n<\/ul>\n<h2>\uc804\uae30\uc7a5\uacfc \uc720\uc804\uccb4\uc758 \uad00\uacc4<\/h2>\n<p>\uc720\uc804\uccb4 \ubb3c\uc9c8\uc5d0\uc11c \uc804\uae30\uc7a5\uc740 \ubb3c\uc9c8\uc758 \ubd84\uadf9\ud654 \uc815\ub3c4\uc5d0 \ub530\ub77c \uc601\ud5a5\uc744 \ubc1b\uc2b5\ub2c8\ub2e4. \uc720\uc804\uccb4\uc758 \ubd84\uadf9\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \uc2dd\uc73c\ub85c \ub098\ud0c0\ub0bc \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<p><i>P = \\chi_e \\cdot \\epsilon_0 \\cdot E<\/i><\/p>\n<p>\uc5ec\uae30\uc5d0\uc11c <i>P<\/i>\ub294 \ubd84\uadf9 \ubc00\ub3c4(polarization density), <i>\\chi_e<\/i>\ub294 \uc720\uc804\uc728(electric susceptibility), <i>\\epsilon_0<\/i>\ub294 \uc9c4\uacf5 \uc720\uc804\uc728, \uadf8\ub9ac\uace0 <i>E<\/i>\ub294 \uc804\uae30\uc7a5\uc785\ub2c8\ub2e4. \ubd84\uadf9 \ubc00\ub3c4\ub294 \uc804\uae30\uc7a5\uc5d0 \ube44\ub840\ud558\uba70, \uc720\uc804\uc728\uc774 \ub192\uc744\uc218\ub85d \ub354 \ud070 \ubd84\uadf9\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc720\uc804\uccb4 \uc0c1\uc218(<i>\\epsilon_r<\/i>)\ub294 \uc720\uc804\uccb4 \ubb3c\uc9c8\uc774 \uc5bc\ub9c8\ub098 \uc798 \ubd84\uadf9\ub418\ub294\uc9c0\ub97c \ub098\ud0c0\ub0b4\uba70, \ub2e4\uc74c\uacfc \uac19\uc740 \uad00\uacc4\ub85c \ub098\ud0c0\ub0bc \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<p><i>\\epsilon_r = 1 + \\chi_e<\/i><\/p>\n<h2>\uc751\uc6a9 \ubc0f \uc2e4\uc81c \uc0ac\ub840<\/h2>\n<p>\uc720\uc804\uccb4 \ubb3c\uc9c8\uc758 \ubd84\uadf9 \ud2b9\uc131\uc740 \ub2e4\uc591\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ucee4\ud328\uc2dc\ud130(capacitor)\ub294 \uc720\uc804\uccb4 \ubb3c\uc9c8\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc804\ud558\ub97c \uc800\uc7a5\ud569\ub2c8\ub2e4. \ub610\ud55c, \uc720\uc804\uccb4 \ubb3c\uc9c8\uc740 \uc804\uc790\uae30\ud30c\ub97c \uc81c\uc5b4\ud558\ub294\ub370 \uc0ac\uc6a9\ub418\uba70, \uc548\ud14c\ub098\uc640 \uac19\uc740 \uc7a5\uce58\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/p>\n<h2>\uacb0\ub860<\/h2>\n<p>\uc720\uc804\uccb4 \ubb3c\uc9c8\uc5d0\uc11c \ubd84\uadf9\uc774 \uc804\uae30\uc7a5\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc740 \uc804\uc790\uae30\ud559\uc5d0\uc11c \uc911\uc694\ud55c \uc8fc\uc81c \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc774\ud574\ud558\uae30 \uc27d\uc9c0 \uc54a\uc9c0\ub9cc, \uc774\ub97c \ud1b5\ud574 \ub2e4\uc591\ud55c \uc804\uae30\uc801 \uc7a5\uce58\uc640 \uae30\uc220\uc774 \uac00\ub2a5\ud574\uc9c0\ubbc0\ub85c, \uae30\ubcf8 \uac1c\ub150\uc744 \uc774\ud574\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uc720\uc804\uccb4 \ubb3c\uc9c8\uc758 \ubd84\uadf9 \ud604\uc0c1\uc740 \uc804\uae30\uc7a5\uc758 \uc601\ud5a5\uc744 \ubc1b\uc544 \ubc1c\uc0dd\ud558\uba70, \uc774\ub294 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \uc751\uc6a9\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc720\uc804\uccb4 \ubb3c\uc9c8\uc5d0\uc11c \ubd84\uadf9\uc774 \uc804\uae30\uc7a5\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc744 \uc774\ud574\ud558\uace0, \uc804\uae30\uc7a5\uc758 \ubc29\ud5a5 \ubc0f \uc138\uae30\uc5d0 \ub530\ub77c \ubd84\uadf9 \ud604\uc0c1\uc774 \uc5b4\ub5bb\uac8c \ubcc0\ud558\ub294\uc9c0 \ubd84\uc11d\ud569\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-212701","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>\uc720\uc804\uccb4 \ubb3c\uc9c8\uc5d0\uc11c \ubd84\uadf9\uc774 \uc804\uae30\uc7a5\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5<\/title>\n<meta name=\"description\" content=\"\uc720\uc804\uccb4 \ubb3c\uc9c8\uc5d0\uc11c \ubd84\uadf9\uc774 \uc804\uae30\uc7a5\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc744 \uc774\ud574\ud558\uace0, \uc804\uae30\uc7a5\uc758 \ubc29\ud5a5 \ubc0f \uc138\uae30\uc5d0 \ub530\ub77c 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