{"id":148734,"date":"2024-04-27T18:01:27","date_gmt":"2024-04-27T18:01:27","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ec%9c%a0%eb%8f%84-var-%eb%af%b8%ed%84%b0\/"},"modified":"2024-04-27T18:01:27","modified_gmt":"2024-04-27T18:01:27","slug":"%ec%9c%a0%eb%8f%84-var-%eb%af%b8%ed%84%b0","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%9c%a0%eb%8f%84-var-%eb%af%b8%ed%84%b0\/","title":{"rendered":"\uc720\ub3c4 Var \ubbf8\ud130"},"content":{"rendered":"

\uc720\ub3c4 Var \ubbf8\ud130\ub294 \uad50\ub958 \uc804\ub825 \uc2dc\uc2a4\ud15c\uc758 \ubc18\uc751\uc131 \uc804\ub825\uc744 \uce21\uc815\ud558\ub294 \uae30\uae30\ub85c, \uc804\uae30\uc801 \ubd80\ud558\uc758 \ub9ac\uc561\ud134\uc2a4 \uac12\uc744 \ud30c\uc545\ud574 \ud6a8\uc728\uacfc \uc548\uc815\uc131\uc744 \uac1c\uc120\ud569\ub2c8\ub2e4.<\/p>\n

\"\uc720\ub3c4<\/p>\n

\uc720\ub3c4 Var \ubbf8\ud130\ub780 \ubb34\uc5c7\uc778\uac00?<\/h2>\n

\uc804\uae30\uc640 \uc790\uae30\ub97c \uc5f0\uad6c\ud558\ub294 \ubd84\uc57c\uc5d0\uc11c ‘\uc720\ub3c4 Var \ubbf8\ud130’\ub294 \uc804\uae30 \uc804\ub825 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ubc18\uc751\uc131 \uc804\ub825\uc744 \uce21\uc815\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \uae30\uae30\uc785\ub2c8\ub2e4. Var\ub294 ‘\ubcfc\ud2b8 \uc554\ud398\uc5b4 \ub9ac\uc561\ud2f0\ube0c(Volt-Ampere Reactive)’\uc758 \uc57d\uc790\ub85c, \uc21c\uc218\ud55c \uc5d0\ub108\uc9c0 \uc18c\ube44\ub97c \ub098\ud0c0\ub0b4\ub294 \uc640\ud2b8(Watt)\uc640\ub294 \ub2ec\ub9ac, \uc804\uae30 \uc2dc\uc2a4\ud15c\uc5d0\uc11c\uc758 \uc5d0\ub108\uc9c0 \uc800\uc7a5 \ubc0f \ubc18\ud658 \ub2a5\ub825\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc720\ub3c4 Var \ubbf8\ud130\ub294 \uc8fc\ub85c \uad50\ub958(AC) \uc804\ub825 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc0ac\uc6a9\ub418\uba70, \uc804\uae30\uc801 \ubd80\ud558\uc758 \uc720\ub3c4\uc131 \ub610\ub294 \uc6a9\ub7c9\uc131 \ud2b9\uc131\uc744 \uce21\uc815\ud558\ub294 \ub370 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n

\uc720\ub3c4 Var \ubbf8\ud130\uc758 \uc791\ub3d9 \uc6d0\ub9ac<\/h2>\n

\uc720\ub3c4 Var \ubbf8\ud130\ub294 \ubcc0\uc555\uae30\uc758 \uc6d0\ub9ac\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \ubcc0\uc555\uae30\ub294 \ub450 \uac1c\uc758 \ucf54\uc77c\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc804\uc790\uae30 \uc720\ub3c4\ub97c \ud1b5\ud574 \uc804\ub825\uc744 \uc804\ub2ec\ud558\ub294 \uae30\uae30\uc785\ub2c8\ub2e4. \uc720\ub3c4 Var \ubbf8\ud130\uc5d0\uc11c\ub294 \uad50\ub958 \uc804\uc6d0\uc774 ‘\uc8fc \ucf54\uc77c’\uc744 \ud1b5\uacfc\ud560 \ub54c \uc8fc\ubcc0\uc758 ‘\ubcf4\uc870 \ucf54\uc77c’\uc5d0 \uc804\uc790\uae30 \uc720\ub3c4\ub97c \uc77c\uc73c\ud0a4\ub294 \ubc29\uc2dd\uc73c\ub85c \uc791\ub3d9\ud569\ub2c8\ub2e4. \uc774 \ub54c \ubc1c\uc0dd\ud558\ub294 \uc804\uc555\uacfc \uc804\ub958\ub294 \uc0c1\ud638 \uac04\uc5d0 \uc704\uc0c1 \ucc28\uc774\uac00 \uc788\uc73c\uba70, \uc774 \uc704\uc0c1 \ucc28\uc774\ub97c \uce21\uc815\ud558\uc5ec \ubd80\ud558\uc758 \uc720\ub3c4\uc131 \ub610\ub294 \uc6a9\ub7c9\uc131\uc744 \ud310\ub2e8\ud569\ub2c8\ub2e4.<\/p>\n

\uc8fc \ucf54\uc77c\uc744 \ud1b5\uacfc\ud558\ub294 \uc804\ub958\ub294 \uadf8 \uc790\uccb4\ub85c \uc790\uae30\uc7a5\uc744 \uc0dd\uc131\ud558\uace0, \uc774 \uc790\uae30\uc7a5\uc774 \ubcf4\uc870 \ucf54\uc77c\uc5d0\uc11c \uc804\uc555\uc744 \uc720\ub3c4\ud569\ub2c8\ub2e4. \uc720\ub3c4\ub41c \uc804\uc555\uc758 \ud06c\uae30\ub294 \uc6d0\ub798\uc758 \uc804\ub958\uc640 \uc804\uc555 \uc0ac\uc774\uc758 \uc704\uc0c1 \ucc28\uc774 \ubc0f \uc8fc \ucf54\uc77c\uacfc \ubcf4\uc870 \ucf54\uc77c \uac04\uc758 \uc0c1\ub300\uc801\uc778 \uc704\uce58\uc5d0 \uc758\ud574 \uc601\ud5a5\uc744 \ubc1b\uc2b5\ub2c8\ub2e4. \uc720\ub3c4 Var \ubbf8\ud130\ub294 \uc774 \uc704\uc0c1 \ucc28\uc774\ub97c \uce21\uc815\ud568\uc73c\ub85c\uc368 \uc720\ub3c4\uc801 \ub610\ub294 \uc6a9\ub7c9\uc801 \ubd80\ud558\ub97c \uac00\uc9c4 \uc2dc\uc2a4\ud15c\uc758 Var \uac12\uc744 \uce21\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uc720\ub3c4 Var \ubbf8\ud130\uc758 \uc911\uc694\uc131<\/h2>\n

\uc720\ub3c4 Var \ubbf8\ud130\uac00 \uc5c6\ub2e4\uba74, \uc5d0\ub108\uc9c0 \uacf5\uae09\uc790\uc640 \uc18c\ube44\uc790\ub294 \uad50\ub958 \uc804\ub825 \uc2dc\uc2a4\ud15c\uc758 \ud6a8\uc728\uc131\uacfc \uc548\uc815\uc131\uc744 \uc54c \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \uc720\ub3c4 Var \ubbf8\ud130\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc804\uae30 \uc2dc\uc2a4\ud15c\uc758 \ubd80\ud558\ub97c \uc801\uc808\ud788 \ud30c\uc545\ud558\uace0, \ubd88\ud544\uc694\ud55c \uc5d0\ub108\uc9c0 \ub0ad\ube44\ub97c \uc904\uc774\uba70, \uc2dc\uc2a4\ud15c \uc548\uc815\uc131\uc744 \uc720\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud2b9\ud788, \ub300\uaddc\ubaa8 \uc804\ub825 \uc804\uc1a1\uacfc \ubd84\ubc30\ub97c \ub2e4\ub8e8\ub294 \uc804\ub825 \ud68c\uc0ac\uc5d0\uc11c\ub294 \uc720\ub3c4 Var \ubbf8\ud130 \uc5c6\uc774\ub294 \uc804\ub825 \uad00\ub9ac\uac00 \ub9e4\uc6b0 \uc5b4\ub824\uc6b8 \uac83\uc785\ub2c8\ub2e4.<\/p>\n

\ub610\ud55c, \uc720\ub3c4 Var \ubbf8\ud130\ub294 \uc804\ub825 \ud488\uc9c8\uc744 \uac1c\uc120\ud558\ub294 \ub370 \ud544\uc218\uc801\uc778 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \ubd80\ud558\uc758 \ub9ac\uc561\ud134\uc2a4\ub97c \uce21\uc815\ud568\uc73c\ub85c\uc368 \uc804\uc555\uc758 \ubd88\uc548\uc815\uc131\uacfc \uc804\ub825 \uc190\uc2e4\uc744 \uc904\uc774\uace0, \uc815\uc804\ub960\uc744 \uac10\uc18c\uc2dc\ud0a4\uba70, \uc804\uccb4 \uc804\ub825 \uc2dc\uc2a4\ud15c\uc758 \ud6a8\uc728\uc744 \ucd5c\uc801\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc804\ub825 \uacf5\uae09\uc790\ub294 \uc774 \uc815\ubcf4\ub97c \uc0ac\uc6a9\ud558\uc5ec \ud544\uc694\uc5d0 \ub530\ub77c \ubcf4\uc0c1 \uc7a5\uce58\ub97c \ucd94\uac00\ud558\uac70\ub098, \ubd80\ud558\uc758 \uad00\ub9ac\ub97c \uc870\uc815\ud558\uc5ec \uc804\ub825 \uc2dc\uc2a4\ud15c\uc758 \uc131\ub2a5\uc744 \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uc720\ub3c4 Var \ubbf8\ud130\uc758 \uc2e4\uc81c \uc801\uc6a9 \uc0ac\ub840<\/h2>\n

\uc2e4\uc81c \uc0b0\uc5c5 \ud604\uc7a5\uc5d0\uc11c \uc720\ub3c4 Var \ubbf8\ud130\ub294 \ub2e4\uc591\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \ubc1c\uacac\ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ub300\ud615 \uacf5\uc7a5\uc774\ub098 \uc0b0\uc5c5 \uc2dc\uc124\uc5d0\uc11c\ub294 \ub9ce\uc740 \uc591\uc758 \uc804\uae30 \uc5d0\ub108\uc9c0\ub97c \uc0ac\uc6a9\ud558\uba70, \uc774\ub54c \uc720\ub3c4\uc131 \ubd80\ud558\ub098 \uc6a9\ub7c9\uc131 \ubd80\ud558\uac00 \ub9ce\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc720\ub3c4 Var \ubbf8\ud130\ub97c \uc774\uc6a9\ud558\uba74 \uc774\ub7ec\ud55c \ubd80\ud558\uc758 \uc815\ub3c4\ub97c \uc815\ud655\ud558\uac8c \uce21\uc815\ud558\uc5ec, \uc804\ub825 \uc190\uc2e4\uc744 \uac10\uc18c\uc2dc\ud0a4\uace0 \uc5d0\ub108\uc9c0 \ud6a8\uc728\uc744 \ub192\uc774\ub294 \ub370 \uae30\uc5ec\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\ub610\ud55c, \ud48d\ub825 \ubc1c\uc804\uacfc \uac19\uc740 \uc7ac\uc0dd \uac00\ub2a5 \uc5d0\ub108\uc9c0 \ubd84\uc57c\uc5d0\uc11c\ub3c4 \uc720\ub3c4 Var \ubbf8\ud130\ub294 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \ud48d\ub825 \ud130\ube48\ub4e4\uc740 \uc804\uae30\ub97c \uc0dd\uc0b0\ud560 \ub54c \uc720\ub3c4\uc131 \ubd80\ud558\ub97c \ubc1c\uc0dd\uc2dc\ud0ac \uc218 \uc788\ub294\ub370, \uc774\ub97c \uc801\uc808\ud788 \uad00\ub9ac\ud558\uba74 \ubc1c\uc804 \ud6a8\uc728\uc744 \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc720\ub3c4 Var \ubbf8\ud130\uac00 \uc774\ub7ec\ud55c \ubd80\ud558\ub97c \uce21\uc815\ud558\uc5ec \uc804\ub825 \uc2dc\uc2a4\ud15c\uacfc\uc758 \ud638\ud658\uc131\uc744 \ubcf4\uc7a5\ud558\uace0, \uc804\ub825 \ud488\uc9c8\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n

\uacb0\ub860<\/h2>\n

\uc720\ub3c4 Var \ubbf8\ud130\ub294 \uc804\uae30 \uc804\ub825 \uc2dc\uc2a4\ud15c\uc758 \uac74\uac15\uc744 \ubaa8\ub2c8\ud130\ub9c1\ud558\uace0 \uc720\uc9c0\ud558\ub294 \ub370 \ud544\uc218\uc801\uc778 \ub3c4\uad6c\uc785\ub2c8\ub2e4. \ubcc0\uc555\uae30 \uc6d0\ub9ac\ub97c \ud65c\uc6a9\ud558\uc5ec \uc804\uae30 \uc7a5\uce58\uc758 \ubd80\ud558 \ud2b9\uc131\uc744 \ud30c\uc545\ud568\uc73c\ub85c\uc368 \uc5d0\ub108\uc9c0 \ud6a8\uc728\uc131 \uc99d\ub300\uc640 \uc548\uc815\uc801\uc778 \uc804\ub825 \uacf5\uae09\uc774 \uac00\ub2a5\ud569\ub2c8\ub2e4. \uc5d0\ub108\uc9c0 \uc18c\ube44\uc790\uc640 \uacf5\uae09\uc790 \ubaa8\ub450\uc5d0\uac8c \uc720\uc6a9\ud55c \uc815\ubcf4\ub97c \uc81c\uacf5\ud574\uc8fc\ub294 \uc774 \ub3c4\uad6c\ub294, \ub9e4\uc6b0 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \uc801\uc6a9\ub418\uc5b4 \uc804\ub825 \uc2dc\uc2a4\ud15c\uc758 \ucd5c\uc801\ud654\ubfd0\ub9cc \uc544\ub2c8\ub77c \ud658\uacbd \ubcf4\ud638\uc5d0\uae4c\uc9c0 \uae30\uc5ec\ud569\ub2c8\ub2e4. \uc720\ub3c4 Var \ubbf8\ud130\uc758 \uc815\ud655\ud55c \uce21\uc815 \ub2a5\ub825\uc740 \uc804\ub825 \ud488\uc9c8\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud558\uba70, \uc55e\uc73c\ub85c\ub3c4 \ub354\uc6b1 \ubc1c\uc804\ub41c \uae30\uc220\uc744 \ud1b5\ud574 \uc5d0\ub108\uc9c0 \uad00\ub9ac\uc758 \ud6a8\uc728\uc131\uc744 \uac1c\uc120\ud558\ub294 \ub370 \uacc4\uc18d\ud574\uc11c \uc0ac\uc6a9\ub420 \uac83\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"

\uc720\ub3c4 Var \ubbf8\ud130\ub294 \uad50\ub958 \uc804\ub825 \uc2dc\uc2a4\ud15c\uc758 \ubc18\uc751\uc131 \uc804\ub825\uc744 \uce21\uc815\ud558\ub294 \uae30\uae30\ub85c, \uc804\uae30\uc801 \ubd80\ud558\uc758 \ub9ac\uc561\ud134\uc2a4 \uac12\uc744 \ud30c\uc545\ud574 \ud6a8\uc728\uacfc \uc548\uc815\uc131\uc744 \uac1c\uc120\ud569\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":188238,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[88],"tags":[89],"class_list":["post-148734","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-88","tag-89","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"\n\uc720\ub3c4 Var \ubbf8\ud130 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810<\/title>\n<meta name=\"description\" content=\"\uc720\ub3c4 Var \ubbf8\ud130\ub294 \uad50\ub958 \uc804\ub825 \uc2dc\uc2a4\ud15c\uc758 \ubc18\uc751\uc131 \uc804\ub825\uc744 \uce21\uc815\ud558\ub294 \uae30\uae30\ub85c, \uc804\uae30\uc801 \ubd80\ud558\uc758 \ub9ac\uc561\ud134\uc2a4 \uac12\uc744 \ud30c\uc545\ud574 \ud6a8\uc728\uacfc \uc548\uc815\uc131\uc744 \uac1c\uc120\ud569\ub2c8\ub2e4.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.electricity-magnetism.org\/ko\/%ec%9c%a0%eb%8f%84-var-%eb%af%b8%ed%84%b0\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\uc720\ub3c4 Var \ubbf8\ud130 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810\" \/>\n<meta property=\"og:description\" content=\"\uc720\ub3c4 Var \ubbf8\ud130\ub294 \uad50\ub958 \uc804\ub825 \uc2dc\uc2a4\ud15c\uc758 \ubc18\uc751\uc131 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