{"id":51553,"date":"2023-05-22T05:54:38","date_gmt":"2023-05-22T05:54:38","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ea%b0%80%ec%9e%a5-%ec%9d%bc%eb%b0%98%ec%a0%81%ec%9d%b8-%ec%a0%84%ec%9e%90%ed%8c%8c-%ec%b9%98%eb%a3%8c%eb%b2%95%ec%9d%98-4%ea%b0%80%ec%a7%80-%ec%9c%a0%ed%98%95\/"},"modified":"2023-11-02T06:00:25","modified_gmt":"2023-11-02T06:00:25","slug":"%ea%b0%80%ec%9e%a5-%ec%9d%bc%eb%b0%98%ec%a0%81%ec%9d%b8-%ec%a0%84%ec%9e%90%ed%8c%8c-%ec%b9%98%eb%a3%8c%eb%b2%95%ec%9d%98-4%ea%b0%80%ec%a7%80-%ec%9c%a0%ed%98%95","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ea%b0%80%ec%9e%a5-%ec%9d%bc%eb%b0%98%ec%a0%81%ec%9d%b8-%ec%a0%84%ec%9e%90%ed%8c%8c-%ec%b9%98%eb%a3%8c%eb%b2%95%ec%9d%98-4%ea%b0%80%ec%a7%80-%ec%9c%a0%ed%98%95\/","title":{"rendered":"\uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \uc804\uc790\ud30c \uce58\ub8cc\ubc95\uc758 4\uac00\uc9c0 \uc720\ud615"},"content":{"rendered":"<p class=\"sidekick\">\ud604\ub300 \uc758\ud559\uc5d0\uc11c \uc911\uc694\ud55c \uc804\uc790\ud30c \uce58\ub8cc\ubc95\uc758 4\uac00\uc9c0 \uc720\ud615\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uace0, \uac01 \uce58\ub8cc\ubc95\uc758 \uc6d0\ub9ac\uc640 \ud6a8\uacfc, \uadf8\ub9ac\uace0 \ud658\uc790\uc5d0\uac8c \uac00\uc838\ub2e4\uc8fc\ub294 \uc774\uc810\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n<h2>\uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \uc804\uc790\ud30c \uce58\ub8cc\ubc95\uc758 4\uac00\uc9c0 \uc720\ud615<\/h2>\n<p>\uc804\uc790\ud30c \uce58\ub8cc\ubc95\uc740 \ub2e4\uc591\ud55c \uc758\ud559 \ubd84\uc57c\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub418\uba70, \ud658\uc790\uc758 \uc0c1\ud0dc\ub098 \uc9c4\ub2e8\uc5d0 \ub530\ub77c \ub2e4\uc591\ud55c \uc720\ud615\uc758 \uc804\uc790\ud30c \uce58\ub8cc\ubc95\uc774 \uc801\uc6a9\ub429\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uce58\ub8cc\ubc95\uc740 \ud2b9\uc815 \uc9c8\ubcd1\uc774\ub098 \uc99d\uc0c1\uc758 \uce58\ub8cc, \uc99d\uc0c1 \uc644\ud654, \ud68c\ubcf5 \ucd09\uc9c4 \ub4f1\uc758 \ubaa9\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\uba70, \uc804\uc790\ud30c\uc758 \uc131\uc9c8\uc744 \uc774\uc6a9\ud558\uc5ec \uc778\uccb4\uc5d0 \ud2b9\uc815\ud55c \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \uac83\uc744 \uae30\ubc18\uc73c\ub85c \ud569\ub2c8\ub2e4. \uc774\ubc88 \uae00\uc5d0\uc11c\ub294 \uac00\uc7a5 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \uc804\uc790\ud30c \uce58\ub8cc\ubc95\uc758 \ub124 \uac00\uc9c0 \uc720\ud615\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li><strong>\ub9c8\uc774\ud06c\ub85c\uc6e8\uc774\ube0c \uce58\ub8cc\ubc95<\/strong><\/li>\n<p>\ub9c8\uc774\ud06c\ub85c\uc6e8\uc774\ube0c \uce58\ub8cc\ubc95\uc740 \uace0\uc8fc\ud30c \uc804\uc790\ud30c\ub97c \uc0ac\uc6a9\ud558\uc5ec \uae4a\uc740 \uc870\uc9c1\uc5d0 \uc5f4\uc744 \uc804\ub2ec\ud558\ub294 \ubc29\uc2dd\uc785\ub2c8\ub2e4. \uc774 \uce58\ub8cc\ubc95\uc740 \ud1b5\uc99d \uc644\ud654, \uc5fc\uc99d \uac10\uc18c, \ud608\ub958 \uc99d\uc9c4 \ub4f1\uc758 \ud6a8\uacfc\uac00 \uc788\uc73c\uba70, \uad00\uc808\uc5fc, \uadfc\uc721\ud1b5, \uc2e0\uacbd\ud1b5 \ub4f1 \ub2e4\uc591\ud55c \uc9c8\ubcd1\uc758 \uce58\ub8cc\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<li><strong>\ucd08\uc74c\ud30c \uce58\ub8cc\ubc95<\/strong><\/li>\n<p>\ucd08\uc74c\ud30c \uce58\ub8cc\ubc95\uc740 \uc778\uccb4\uc5d0 \ud574\ub97c \ub07c\uce58\uc9c0 \uc54a\ub294 \ucd08\uc74c\ud30c \uc8fc\ud30c\uc218\ub97c \uc774\uc6a9\ud558\uc5ec \uadfc\uc721, \uc778\ub300, \uac74 \ub4f1\uc758 \ubd80\ub4dc\ub7ec\uc6b4 \uc870\uc9c1\uc744 \uc790\uadf9\ud558\ub294 \ubc29\uc2dd\uc785\ub2c8\ub2e4. \uc774 \uce58\ub8cc\ubc95\uc740 \uc870\uc9c1\uc758 \uc628\ub3c4\ub97c \ub192\uc5ec \ud608\ub958\ub97c \ucd09\uc9c4\uc2dc\ud0a4\uba70, \ud1b5\uc99d\uc744 \uc644\ud654\ud558\uace0 \uc5fc\uc99d\uc744 \uac10\uc18c\uc2dc\ud0a4\ub294 \ud6a8\uacfc\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<li><strong>\uc804\uae30 \uc790\uadf9 \uce58\ub8cc\ubc95<\/strong><\/li>\n<p>\uc804\uae30 \uc790\uadf9 \uce58\ub8cc\ubc95\uc740 \uc804\ub958\ub97c \uc774\uc6a9\ud558\uc5ec \uadfc\uc721\uc774\ub098 \uc2e0\uacbd\uc744 \uc790\uadf9\ud558\ub294 \ubc29\uc2dd\uc785\ub2c8\ub2e4. \uc774 \uce58\ub8cc\ubc95\uc740 \uadfc\uc721\uc758 \uae30\ub2a5 \uac1c\uc120, \ud1b5\uc99d \uc644\ud654, \uc2e0\uacbd \uc790\uadf9 \ub4f1\uc758 \ubaa9\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\uba70, \ud2b9\ud788 \uadfc\uc721\uc758 \uacbd\ub828\uc774\ub098 \ub9c8\ube44 \uc0c1\ud0dc\uc5d0\uc11c \uc720\uc6a9\ud558\uac8c \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<li><strong>\uc801\uc678\uc120 \uce58\ub8cc\ubc95<\/strong><\/li>\n<p>\uc801\uc678\uc120 \uce58\ub8cc\ubc95\uc740 \uc778\uccb4\uc5d0 \uc720\uc6a9\ud55c \uc801\uc678\uc120\uc744 \ubc29\ucd9c\ud558\uc5ec \uadfc\uc721\uc774\ub098 \uc870\uc9c1\uc5d0 \uc5f4\uc744 \uc804\ub2ec\ud558\ub294 \ubc29\uc2dd\uc785\ub2c8\ub2e4. \uc774 \uce58\ub8cc\ubc95\uc740 \ud608\ub958 \ucd09\uc9c4, \ud1b5\uc99d \uc644\ud654, \uadfc\uc721\uc758 \uc774\uc644 \ub4f1\uc758 \ud6a8\uacfc\uac00 \uc788\uc73c\uba70, \ub2e4\uc591\ud55c \uc9c8\ubcd1\uc758 \uce58\ub8cc\ub098 \ud68c\ubcf5 \uacfc\uc815\uc5d0\uc11c \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<\/ul>\n<p>\uc774 \ub124 \uac00\uc9c0 \uc720\ud615\uc758 \uc804\uc790\ud30c \uce58\ub8cc\ubc95\uc740 \uac01\uae30 \ub2e4\ub978 \uc6d0\ub9ac\uc640 \ud6a8\uacfc\ub97c \uac00\uc9c0\uace0 \uc788\uc73c\uba70, \ud658\uc790\uc758 \uc0c1\ud0dc\ub098 \uc99d\uc0c1\uc5d0 \ub530\ub77c \uc801\uc808\ud55c \uce58\ub8cc\ubc95\uc774 \uc120\ud0dd\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc758\ub8cc \uc804\ubb38\uac00\uc640 \uc0c1\uc758\ud558\uc5ec \uac1c\uc778\uc758 \uc0c1\ud0dc\uc5d0 \uac00\uc7a5 \uc801\ud569\ud55c \uce58\ub8cc\ubc95\uc744 \uc120\ud0dd\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n<p>\uac01 \uc804\uc790\ud30c \uce58\ub8cc\ubc95\uc740 \ud2b9\uc815 \uc9c8\ubcd1\uc774\ub098 \uc99d\uc0c1\uc5d0 \ub530\ub77c \uadf8 \ud6a8\uacfc\uc640 \uc801\uc6a9 \ubc29\ubc95\uc774 \ub2e4\ub974\uae30 \ub54c\ubb38\uc5d0, \uc804\uc790\ud30c \uce58\ub8cc\ubc95\uc744 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