{"id":148719,"date":"2024-04-27T17:10:23","date_gmt":"2024-04-27T17:10:23","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ec%9d%b8%eb%8d%95%ed%8b%b0%eb%b8%8c-%ec%9e%84%ed%94%bc%eb%8d%98%ec%8a%a4-%eb%b3%80%ec%95%95%ea%b8%b0\/"},"modified":"2024-04-27T17:10:23","modified_gmt":"2024-04-27T17:10:23","slug":"%ec%9d%b8%eb%8d%95%ed%8b%b0%eb%b8%8c-%ec%9e%84%ed%94%bc%eb%8d%98%ec%8a%a4-%eb%b3%80%ec%95%95%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%9d%b8%eb%8d%95%ed%8b%b0%eb%b8%8c-%ec%9e%84%ed%94%bc%eb%8d%98%ec%8a%a4-%eb%b3%80%ec%95%95%ea%b8%b0\/","title":{"rendered":"\uc778\ub355\ud2f0\ube0c \uc784\ud53c\ub358\uc2a4 \ubcc0\uc555\uae30"},"content":{"rendered":"<p class=\"sidekick\">\uc778\ub355\ud2f0\ube0c \uc784\ud53c\ub358\uc2a4\uc640 \ubcc0\uc555\uae30\uc758 \uae30\ubcf8 \uac1c\ub150\uc744 \uc27d\uac8c \uc774\ud574\ud560 \uc218 \uc788\ub294 \uae00\ub85c, \uc804\uc790\uae30 \uc720\ub3c4\uc640 \uad50\ub958 \ud68c\ub85c\uc5d0\uc11c\uc758 \uc791\ub3d9 \uc6d0\ub9ac\ub97c \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\uc778\ub355\ud2f0\ube0c-\uc784\ud53c\ub358\uc2a4-\ubcc0\uc555\uae30.png\" alt=\"\uc778\ub355\ud2f0\ube0c \uc784\ud53c\ub358\uc2a4 \ubcc0\uc555\uae30\"\/><\/p>\n<h2>\uc778\ub355\ud2f0\ube0c \uc784\ud53c\ub358\uc2a4\uc640 \ubcc0\uc555\uae30\uc758 \uc774\ud574<\/h2>\n<p>\uc804\uae30\uc640 \uc790\uae30\ub77c\ub294 \ub450 \ubd84\uc57c\ub294 \ub5c4\ub808\uc57c \ub5c4 \uc218 \uc5c6\ub294 \uad00\uacc4\uc5d0 \uc788\uc73c\uba70, \uc774 \ub458\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \uc774\ud574\ud558\ub294 \uac83\uc774 \uc804\uae30\uacf5\ud559\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. &#8216;\uc778\ub355\ud2f0\ube0c \uc784\ud53c\ub358\uc2a4(Inductive Impedance)&#8217;\uc640 &#8216;\ubcc0\uc555\uae30(Transformer)&#8217;\ub294 \uc804\uae30\uc640 \uc790\uae30\uac00 \uc5b4\ub5bb\uac8c \uc5f0\uacb0\ub418\uc5b4 \uc788\ub294\uc9c0\ub97c \ubcf4\uc5ec\uc8fc\ub294 \ub450 \uac00\uc9c0 \uae30\ubcf8\uc801\uc778 \uac1c\ub150\uc785\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 \uc778\ub355\ud2f0\ube0c \uc784\ud53c\ub358\uc2a4\uac00 \ubb34\uc5c7\uc774\uace0, \ubcc0\uc555\uae30\uac00 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud558\ub294\uc9c0 \uc27d\uac8c \uc124\uba85\ud558\ub3c4\ub85d \ud558\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc778\ub355\ud2f0\ube0c \uc784\ud53c\ub358\uc2a4<\/h2>\n<p>\uc778\ub355\ud2f0\ube0c \uc784\ud53c\ub358\uc2a4\ub294 \uad50\ub958(AC) \ud68c\ub85c\uc5d0\uc11c \ucf54\uc77c \ub610\ub294 \uc778\ub355\ud130\uac00 \uc804\ub958\uc758 \ud750\ub984\uc5d0 \uc800\ud56d\ud558\ub294 \uc131\uc9c8\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uc774\ub54c &#8216;\uc800\ud56d&#8217;\uc774\ub77c\ub294 \uc6a9\uc5b4\ub294 \uc9c1\ub958(DC) \ud68c\ub85c\uc5d0\uc11c\uc758 \uc800\ud56d\uacfc\ub294 \ub2e4\ub978 \uc758\ubbf8\uc785\ub2c8\ub2e4. \uc778\ub355\ud130\ub294 \uc804\ub958\uac00 \ucf54\uc77c\uc744 \ud1b5\uacfc\ud560 \ub54c \uc8fc\ubcc0\uc5d0 \uc790\uae30\uc7a5\uc744 \uc0dd\uc131\ud558\uace0, \uc774 \uc790\uae30\uc7a5\uc774 \ubcc0\ud654\ud568\uc5d0 \ub530\ub77c \uc804\uae30\uc5d0\ub108\uc9c0\uac00 \uc790\uae30\uc5d0\ub108\uc9c0\ub85c, \uc790\uae30\uc5d0\ub108\uc9c0\uac00 \uc804\uae30\uc5d0\ub108\uc9c0\ub85c \uc11c\ub85c \ubcc0\ud658\ub429\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uacfc\uc815\uc5d0\uc11c \uc804\ub958\uc758 \ud750\ub984\uc5d0 \ub300\ud56d\ud558\ub294 \ud798, \uc989 \uc784\ud53c\ub358\uc2a4\uac00 \uc0dd\uae41\ub2c8\ub2e4.<\/p>\n<p>\uc778\ub355\ud2f0\ube0c \uc784\ud53c\ub358\uc2a4\ub294 \uc2dd\uc73c\ub85c \ud45c\ud604\ud560 \uc218 \uc788\uc73c\uba70, L\uc740 \uc778\ub355\ud134\uc2a4(\uc778\ub355\ud130\uac00 \uac00\uc9c0\uace0 \uc788\ub294 \uc131\uc9c8), \u03c9(\uc624\uba54\uac00)\ub294 \uac01\uc8fc\ud30c\uc218, \uc989 2\u03c0f (f\ub294 \uc8fc\ud30c\uc218)\uc785\ub2c8\ub2e4.<\/p>\n<p>Z<sub>L<\/sub> = j\u03c9L<\/p>\n<p>\uc5ec\uae30\uc11c j\ub294 \ud5c8\uc218 \ub2e8\uc704(\u221a-1)\ub97c \ub098\ud0c0\ub0b4\uba70, \uc778\ub355\ud2f0\ube0c \uc784\ud53c\ub358\uc2a4\uac00 \uc21c\uc218 \uc800\ud56d\uc131\ubd84\uc774 \uc544\ub2cc \ubc18\uc751\uc131\ubd84\uc744 \ud3ec\ud568\ud55c\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc774 \uc784\ud53c\ub358\uc2a4\ub294 \uc5d0\ub108\uc9c0\ub97c \uc18c\ubaa8\ud558\ub294 \uac83\uc774 \uc544\ub2c8\ub77c \uc77c\uc2dc\uc801\uc73c\ub85c \uc800\uc7a5\ud558\uace0 \ubc29\ucd9c\ud558\ub294 \uc5ed\ud560\uc744 \ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n<h2>\ubcc0\uc555\uae30\uc758 \uae30\ubcf8 \uc6d0\ub9ac<\/h2>\n<p>\ubcc0\uc555\uae30\ub294 \ub450 \uac1c\uc758 \ucf54\uc77c\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc804\uae30 \uc5d0\ub108\uc9c0\ub97c \uc804\ub2ec\ud558\ub294 \uc7a5\uce58\uc785\ub2c8\ub2e4. \ud558\ub098\uc758 \ucf54\uc77c\uc744 &#8216;1\ucc28 \ucf54\uc77c(Primary Coil)&#8217;\uc774\ub77c \ud558\uace0, \ub2e4\ub978 \ucf54\uc77c\uc744 &#8216;2\ucc28 \ucf54\uc77c(Secondary Coil)&#8217;\uc774\ub77c \ud569\ub2c8\ub2e4. 1\ucc28 \ucf54\uc77c\uc5d0 \uad50\ub958 \uc804\uc555\uc744 \uac00\ud558\uba74 \ubcc0\ud654\ud558\ub294 \uc790\uae30\uc7a5\uc774 \uc0dd\uc131\ub418\uace0, \uc774 \uc790\uae30\uc7a5\uc740 2\ucc28 \ucf54\uc77c\ub85c \uc804\ub2ec\ub418\uc5b4 \uc804\uc555\uc744 \uc720\ub3c4\ud569\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc744 \ud1b5\ud574 \uc804\uae30 \uc5d0\ub108\uc9c0\uac00 \ub450 \ucf54\uc77c \uc0ac\uc774\uc5d0\uc11c \uc804\ub2ec\ub418\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p>\ubcc0\uc555\uae30\uc758 \uc791\ub3d9 \uc6d0\ub9ac\ub294 &#8216;\uc804\uc790\uae30 \uc720\ub3c4(Electromagnetic Induction)&#8217;\ub77c\ub294 \ud604\uc0c1\uc744 \uc774\uc6a9\ud569\ub2c8\ub2e4. \ub9c8\uc774\ud074 \ud328\ub7ec\ub370\uc774(Michael Faraday)\uc5d0 \uc758\ud574 \ubc1c\uacac\ub41c \uc774 \uc6d0\ub9ac\ub294 \uc804\uc790\uae30 \uc720\ub3c4 \ubc95\uce59(Faraday&#8217;s Law of Electromagnetic Induction)\uc73c\ub85c \uc54c\ub824\uc838 \uc788\uc2b5\ub2c8\ub2e4. \ubc95\uce59\uc5d0 \ub530\ub974\uba74, \uc790\uae30\uc7a5 \ub0b4\uc5d0\uc11c \uc804\uc120 \ub8e8\ud504\uac00 \uc6c0\uc9c1\uc774\uac70\ub098 \uc790\uae30\uc7a5\uc774 \ubcc0\ud654\ud558\uba74 \uc804\uc120 \ub8e8\ud504 \ub0b4\uc5d0 \uc804\uc555\uc774 \uc720\ub3c4\ub429\ub2c8\ub2e4. \ubcc0\uc555\uae30\uc5d0\uc11c\ub294 1\ucc28 \ucf54\uc77c\uc758 \ubcc0\ud654\ud558\ub294 \uad50\ub958 \uc804\ub958\ub85c \uc778\ud574 \uc0dd\uc131\ub41c \ubcc0\ud654\ud558\ub294 \uc790\uae30\uc7a5\uc774 2\ucc28 \ucf54\uc77c\uc5d0 \uc804\uc555\uc744 \uc720\ub3c4\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc791\ub3d9\ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n<ul>\n<li>1\ucc28 \ucf54\uc77c\uc740 \uad50\ub958 \uc804\uc6d0\uc5d0 \uc758\ud574 \uc778\ub355\ud2f0\ube0c \uc784\ud53c\ub358\uc2a4\ub85c\uc11c \uc791\ub3d9\ud569\ub2c8\ub2e4.<\/li>\n<li>\ubcc0\ud654\ud558\ub294 \uc790\uae30\uc7a5\uc740 2\ucc28 \ucf54\uc77c\uc5d0\uc11c \uad50\ub958 \uc804\uc555\uc744 \uc720\ub3c4\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<li>\uc720\ub3c4\ub41c \uc804\uc555\uc758 \ud06c\uae30\ub294 \ucf54\uc77c\uc758 \uad8c\uc218 \ube44\uc5d0 \uc758\ud574 \uacb0\uc815\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc774\ub7ec\ud55c \ubc29\uc2dd\uc73c\ub85c \ubcc0\uc555\uae30\ub294 \ub2e4\uc591\ud55c \uc804\uc555 \uc218\uc900\uc73c\ub85c \uc804\ub825\uc744 \ubcc0\ud658\ud560 \uc218 \uc788\uc73c\uba70, \uc6b0\ub9ac \uc77c\uc0c1\uc0dd\ud65c\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\ubcc0\uc555\uae30\uc758 \uc2e4\uc81c \uc751\uc6a9<\/h2>\n<p>\ubcc0\uc555\uae30\ub294 \ub2e4\uc591\ud55c \uc804\uc555 \uc218\uc900\uc73c\ub85c \uc804\ub825\uc744 \ubcc0\ud658\ud558\ub294 \uae30\ub2a5 \uc678\uc5d0\ub3c4 \uba87 \uac00\uc9c0 \uc911\uc694\ud55c \uc751\uc6a9 \ubd84\uc57c\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc804\uc555\uc744 \ub192\uc5ec\uc11c \uc7a5\uac70\ub9ac \uc804\ub825 \uc804\uc1a1 \uc2dc \uc5d0\ub108\uc9c0 \uc190\uc2e4\uc744 \uc904\uc774\ub294 &#8216;\uc2a4\ud15d\uc5c5 \ubcc0\uc555\uae30(step-up transformer)&#8217;\uc640, \uc0ac\uc6a9\uc790 \uce21\uc5d0\uc11c \uc804\uc555\uc744 \ub2e4\uc2dc \ub0ae\ucd94\uc5b4 \uac00\uc804\uc81c\ud488\uacfc \uac19\uc740 \uc804\uae30 \uc7a5\uce58\uac00 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub3c4\ub85d \ud558\ub294 &#8216;\uc2a4\ud15d\ub2e4\uc6b4 \ubcc0\uc555\uae30(step-down transformer)&#8217;\uac00 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c, \uc804\uc555 \ubcc0\ub3d9\uc744 \uc870\uc808\ud558\uc5ec \uc548\uc815\uc801\uc778 \uc804\ub825 \uacf5\uae09\uc744 \uc720\uc9c0\ud558\ub294 \ub370\uc5d0\ub3c4 \ubcc0\uc555\uae30\uac00 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<h2>\uc804\uae30\uacf5\ud559\uc5d0\uc11c\uc758 \uc784\ud53c\ub358\uc2a4 \ud65c\uc6a9<\/h2>\n<p>\uc804\uae30\uacf5\ud559\uc5d0\uc11c \uc778\ub355\ud2f0\ube0c \uc784\ud53c\ub358\uc2a4\uc640 \uac19\uc740 \uc784\ud53c\ub358\uc2a4 \uac1c\ub150\uc740 \ud544\ud130, \uc870\uc815\uae30, \uc804\uc1a1\uc120 \ub4f1 \ub2e4\uc591\ud55c \ud68c\ub85c \uc124\uacc4\uc5d0 \uc801\uc6a9\ub429\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc7a5\uce58\ub4e4\uc740 \ud2b9\uc815\ud55c \uc8fc\ud30c\uc218 \ubc94\uc704\uc758 \uc2e0\ud638\ub97c \ud5c8\uc6a9\ud558\uac70\ub098 \ucc28\ub2e8\ud558\uc5ec \uc804\uc790\uae30\uae30\uc758 \uc131\ub2a5\uc744 \ucd5c\uc801\ud654\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/p>\n<h2>\ubcc0\uc555\uae30\uc640 \uc778\ub355\ud2f0\ube0c \uc784\ud53c\ub358\uc2a4\uc758 \uc911\uc694\uc131<\/h2>\n<p>\uc804\ub825 \uc2dc\uc2a4\ud15c\uacfc \uc804\uc790 \uae30\uae30\uc758 \ud6a8\uc728\uc801\uc778 \uc6b4\uc6a9\uc744 \uc704\ud574 \ubcc0\uc555\uae30\uc640 \uc778\ub355\ud2f0\ube0c \uc784\ud53c\ub358\uc2a4\uc758 \uc5ed\ud560\uc740 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \ubcc0\uc555\uae30\ub294 \uc6b0\ub9ac\uac00 \uc0ac\uc6a9\ud558\ub294 \uc804\uae30 \uc5d0\ub108\uc9c0\ub97c \uc548\uc804\ud558\uace0 \ud6a8\uc728\uc801\uc73c\ub85c \uc804\ub2ec\ud558\ub294 \uae30\ubcf8\uc801\uc778 \ub3c4\uad6c\uc774\uba70, \uc778\ub355\ud2f0\ube0c \uc784\ud53c\ub358\uc2a4\ub97c \uc774\ud574\ud558\ub294 \uac83\uc740 \uad50\ub958 \ud68c\ub85c\uc758 \uc124\uacc4 \ubc0f \ubd84\uc11d\uc5d0 \ud544\uc218\uc801\uc778 \ubd80\ubd84\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc774\ub7ec\ud55c \uc9c0\uc2dd\uc740 \uc804\uae30\uacf5\ud559\uc758 \ubcf5\uc7a1\ud55c \uac1c\ub150\uc744 \uc774\ud574\ud558\ub294 \ub370 \ub3c4\uc6c0\uc744 \uc8fc\uba70, \ud604\ub300 \uc804\uc790\uae30\uc220\uc758 \ubc1c\uc804\uc5d0 \uae30\uc5ec\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub208\uc5d0 \ubcf4\uc774\uc9c0 \uc54a\ub294 \uc804\uae30\uc640 \uc790\uae30\uc758 \uc138\uacc4\ub97c \uc774\ud574\ud568\uc73c\ub85c\uc368, \uc6b0\ub9ac\ub294 \ub354 \ub098\uc740 \uae30\uae30\uc640 \uc2dc\uc2a4\ud15c\uc744 \uc124\uacc4\ud558\uace0, \uc5d0\ub108\uc9c0 \ud6a8\uc728\uc744 \uac1c\uc120\ud558\uba70, \uc77c\uc0c1 \uc0dd\ud65c\uc5d0\uc11c\uc758 \uc804\uae30 \uc0ac\uc6a9\uc744 \uac04\ud3b8\ud558\uace0 \uc548\uc804\ud558\uac8c \ud560 \uc218 \uc788\uac8c \ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uacb0\ub860<\/h2>\n<p>\uc778\ub355\ud2f0\ube0c \uc784\ud53c\ub358\uc2a4\uc640 \ubcc0\uc555\uae30\ub294 \uc804\uae30\uacf5\ud559\uc758 \uae30\ubcf8\uc774\uc790 \ud604\ub300 \uae30\uc220\uc5d0\uc11c \ub5bc\ub824\uc57c \ub5c4 \uc218 \uc5c6\ub294 \uc694\uc18c\uc785\ub2c8\ub2e4. \uc774\ub4e4\uc740 \uc804\uae30\uc640 \uc790\uae30\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \ud1b5\ud574 \uc6b0\ub9ac \uc0dd\ud65c\uc5d0 \ud544\uc218\uc801\uc778 \uc804\ub825\uc744 \uc804\ub2ec\ud558\uace0, \uc804\uc790\uae30\uae30\uc758 \uc815\uad50\ud55c \uc791\ub3d9\uc744 \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4. \uc55e\uc11c \uc124\uba85\ud55c \ubc14\uc640 \uac19\uc774 \uac01\uac01\uc758 \uc6d0\ub9ac\uc640 \uc791\ub3d9 \ubc29\uc2dd\uc744 \uc774\ud574\ud558\ub294 \uac83\uc740 \uc5d0\ub108\uc9c0\ub97c \ub354 \ud6a8\uc728\uc801\uc73c\ub85c \uc0ac\uc6a9\ud558\uace0, \ub354 \ub098\uc740 \uc804\uc790 \uc81c\ud488\uc744 \uad6c\ud604\ud558\ub294 \ub370 \uae30\uc5ec\ud569\ub2c8\ub2e4. \ub610\ud55c, \uc774\ub7ec\ud55c \uc774\ud574\ub294 \uc804\uae30\uacf5\ud559\uc744 \ub354 \uae4a\uac8c \uacf5\ubd80\ud558\uace0\uc790 \ud558\ub294 \uc774\ub4e4\uc5d0\uac8c \ud765\ubbf8\ub85c\uc6b4 \ucd9c\ubc1c\uc810\uc774 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uacb0\uad6d, \uc774 \ub450 \uac00\uc9c0 \uc5f0\uad6c \ubd84\uc57c\uc5d0 \ub300\ud55c \uae30\ubcf8\uc801\uc778 \uc774\ud574\ub294 \uc6b0\ub9ac\uac00 \uc804\uc790\uae30\uc220\uc758 \ubbf8\ub798\ub97c \ud615\uc131\ud558\ub294 \ub370 \ub354 \uc801\uadf9\uc801\uc73c\ub85c \ucc38\uc5ec\ud560 \uc218 \uc788\uac8c \ud574\uc8fc\ub294 \uc911\uc694\ud55c \uccab\uac78\uc74c\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc778\ub355\ud2f0\ube0c \uc784\ud53c\ub358\uc2a4\uc640 \ubcc0\uc555\uae30\uc758 \uae30\ubcf8 \uac1c\ub150\uc744 \uc27d\uac8c \uc774\ud574\ud560 \uc218 \uc788\ub294 \uae00\ub85c, \uc804\uc790\uae30 \uc720\ub3c4\uc640 \uad50\ub958 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