{"id":146648,"date":"2024-04-27T12:23:28","date_gmt":"2024-04-27T12:23:28","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%eb%8b%a8%eb%8b%a8%ed%95%9c-%ec%99%80%ec%9d%b4%ec%96%b4\/"},"modified":"2024-04-27T12:23:35","modified_gmt":"2024-04-27T12:23:35","slug":"%eb%8b%a8%eb%8b%a8%ed%95%9c-%ec%99%80%ec%9d%b4%ec%96%b4","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%eb%8b%a8%eb%8b%a8%ed%95%9c-%ec%99%80%ec%9d%b4%ec%96%b4\/","title":{"rendered":"\ub2e8\ub2e8\ud55c \uc640\uc774\uc5b4"},"content":{"rendered":"<p class=\"sidekick\">\uc774\ud574\ud558\uae30 \uc26c\uc6b4 \uc804\uae30\uc640 \uc790\uae30\uc758 \uae30\ucd08: \ub2e8\ub2e8\ud55c \uc640\uc774\uc5b4\ub97c \uc911\uc2ec\uc73c\ub85c \uc804\ub958, \uc804\uc555, \uc800\ud56d, \uc790\uae30\uc7a5\uc758 \uac1c\ub150\uacfc \uc804\uae30\uc801\/\uc790\uae30\uc801 \uc18d\uc131\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \ud0d0\uad6c\ud569\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\ub2e8\ub2e8\ud55c-\uc640\uc774\uc5b4.png\" alt=\"\ub2e8\ub2e8\ud55c \uc640\uc774\uc5b4\"\/><\/p>\n<h2>\uc804\uae30\uc640 \uc790\uae30\uc758 \uae30\ucd08: \ub2e8\ub2e8\ud55c \uc640\uc774\uc5b4<\/h2>\n<p>\uc6b0\ub9ac \uc8fc\ubcc0\uc740 \uc804\uae30\uc640 \uc790\uae30 \ud604\uc0c1\uc73c\ub85c \uac00\ub4dd \ucc28 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud604\uc0c1\uc744 \uc774\ud574\ud558\ub294 \uac83\uc740 \ubb3c\ub9ac\ud559\uc758 \uadfc\ubcf8\uc801\uc778 \ubd80\ubd84\uc774\uba70 \uacf5\ud559\uc5d0\uc11c\ub3c4 \ub9e4\uc6b0 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \ub2e8\ub2e8\ud55c \uc640\uc774\uc5b4\ub294 \uc804\uae30\uc801 \uc2e0\ud638\ub97c \uc804\ub2ec\ud558\uace0 \uc790\uae30\uc7a5\uc744 \uc0dd\uc131\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \uac00\uc7a5 \uae30\ubcf8\uc801\uc778 \uad6c\uc131 \uc694\uc18c \uc911 \ud558\ub098\uc774\uc8e0. \uc774\ubc88 \uae00\uc5d0\uc11c\ub294 \uc804\uae30\uc640 \uc790\uae30\uc758 \uad00\uacc4\ub97c \uc774\ud574\ud558\uace0, \uc640\uc774\uc5b4\ub97c \ud1b5\ud574 \uc5b4\ub5bb\uac8c \uadf8 \ud6a8\uacfc\uac00 \ub098\ud0c0\ub098\ub294\uc9c0\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc804\uae30<\/h2>\n<p>\uc804\ub958\ub294 \uc804\ud558\uac00 \uac16\ub294 \ud750\ub984\uc73c\ub85c \uc815\uc758\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e8\ub2e8\ud55c \uc640\uc774\uc5b4 \uc548\uc5d0\uc11c \uc804\ub958(I)\uac00 \ud750\ub97c \ub54c, \uc774\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc804\uc790(e<sup>&#8211;<\/sup>)\ub4e4\uc758 \uc6c0\uc9c1\uc784\uc73c\ub85c \ubc1c\uc0dd\ud558\uba70, \uc774 \uc804\uc790\ub4e4\uc740 \uc640\uc774\uc5b4\ub97c \ud1b5\ud574 \uc77c\uc815\ud55c \ubc29\ud5a5\uc73c\ub85c \uc774\ub3d9\ud569\ub2c8\ub2e4. \uc624\uc634\uc758 \ubc95\uce59(V = I * R)\uc5d0 \ub530\ub974\uba74, \uc804\uc555(V)\uc740 \uc804\ub958(I)\uc640 \uc800\ud56d(R)\uc758 \uacf1\uc73c\ub85c \ud45c\ud604\ub429\ub2c8\ub2e4. \uc640\uc774\uc5b4\uc758 \uc800\ud56d\uc740 \uc640\uc774\uc5b4\uc758 \uc7ac\uc9c8, \uae38\uc774, \uadf8\ub9ac\uace0 \ub2e8\uba74\uc801\uc5d0 \uc758\ud574 \uacb0\uc815\ub429\ub2c8\ub2e4.<\/p>\n<ul>\n<li><u>\uc804\ud558<\/u>: \uc804\uc790\ub098 \uc591\uc131\uc790\uc640 \uac19\uc740 \uc785\uc790\uac00 \uac16\ub294 \uae30\ubcf8\uc801\uc778 \uc18d\uc131\uc785\ub2c8\ub2e4. \uc804\ud558\ub294 \uc804\uae30\uc801\uc778 \ud798\uc744 \ub290\ub07c\uace0, \uc774\ub7ec\ud55c \ud798 \ub54c\ubb38\uc5d0 \uc785\uc790\ub4e4\uc774 \uc11c\ub85c\ub97c \ub04c\uac70\ub098 \ubc00 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li><u>\uc804\ub958<\/u> (I): \ub2e8\uc704 \uc2dc\uac04 \ub3d9\uc548 \ud2b9\uc815 \uc9c0\uc810\uc744 \ud1b5\uacfc\ud558\ub294 \uc804\ud558\uc758 \uc591\uc785\ub2c8\ub2e4. \ub2e8\uc704\ub294 \uc554\ud398\uc5b4(A)\ub85c \ub098\ud0c0\ub0b4\uba70, \uc804\ub958\uc758 \ubc29\ud5a5\uc740 \uc804\uc790\uac00 \uc544\ub2cc \uc591\uc131 \uc804\ud558\uac00 \uc774\ub3d9\ud558\ub294 \ubc29\ud5a5\uc73c\ub85c \uc815\uc758\ub429\ub2c8\ub2e4.<\/li>\n<li><u>\uc804\uc555<\/u> (V): \uc804\ub958\uac00 \ud750\ub974\uac8c \ud558\ub294 \uc804\uae30\uc801 \ud798\uc758 &#8220;\ubc00\uc5b4\uc8fc\uae30&#8221; \uc5ed\ud560\uc744 \ud558\ub294 \ucc99\ub3c4\uc785\ub2c8\ub2e4. \uc774\ub294 \uc804\ud558\uac00 \uc774\ub3d9\ud568\uc5d0 \ub530\ub77c \uc5d0\ub108\uc9c0\uac00 \uc5bc\ub9c8\ub098 \ud544\uc694\ud55c\uc9c0\ub97c \ub098\ud0c0\ub0b4\uba70, \ub2e8\uc704\ub294 \ubcfc\ud2b8(V)\uc785\ub2c8\ub2e4.<\/li>\n<li><u>\uc800\ud56d<\/u> (R): \uc804\ud558\uc758 \ud750\ub984\uc5d0 \ub300\ud55c \ubc18\ub300\ud55c\ub294 \uc18d\uc131\uc73c\ub85c, \uc804\uc120\uc774\ub098 \ub2e4\ub978 \uc7ac\ub8cc\uc5d0 \ub300\ud55c \uc804\uae30\uc801\uc778 \uc800\ud56d\uc744 \ub9d0\ud569\ub2c8\ub2e4. \ub2e8\uc704\ub294 \uc634(\u03a9)\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>\uc790\uae30<\/h2>\n<p>\uc804\ub958\uac00 \ud750\ub974\ub294 \uc640\uc774\uc5b4 \uc8fc\ubcc0\uc5d0\ub294 \ud56d\uc0c1 \uc790\uae30\uc7a5(B)\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc559\ud398\ub974\uc758 \uc21c\ud658 \ubc95\uce59\uc5d0 \ub530\ub974\uba74, \uc804\ub958\ub97c \uac10\uc2f8\ub294 \ud3d0\uc1c4 \uacbd\ub85c\uc0c1\uc5d0\uc11c \uc790\uae30\uc7a5\uc758 \uc120\uc801\ubd84\uc740 \uc804\ub958\uc640 \uad00\ub828\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \ubc95\uce59\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \uc218\uc2dd\uc73c\ub85c \ud45c\ud604\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<p>\\[ \\oint B \\cdot dl = \\mu_{0} * I \\]<\/p>\n<p>\uc5ec\uae30\uc11c B\ub294 \uc790\uae30\uc7a5, dl\uc740 \ubbf8\uc18c \uc694\uc18c \ubca1\ud130\uc758 \uae38\uc774, \u03bc<sub>0<\/sub>\ub294 \uc790\uc720 \uacf5\uac04\uc758 \ud22c\uc790\uc728\ub85c, \uc804\uae30\uc801\uc778 \uc790\uc9c8\uacfc \uc790\uae30\uc801\uc778 \uc790\uc9c8 \uac04\uc758 \uad00\uacc4\ub97c \ub9d0\ud574 \uc90d\ub2c8\ub2e4. \ucf54\uc77c\uacfc \uac19\uc774 \ub3c4\uc120\uc744 \uc5ec\ub7ec \ubc88 \uac10\uc544 \ub9cc\ub4e0 \uc194\ub808\ub178\uc774\ub4dc(solenoid)\ub294 \uc640\uc774\uc5b4\uc758 \uc804\uae30\uc801 \ud2b9\uc131\uacfc \uc790\uae30\uc801 \uc18d\uc131\uc744 \ubaa8\ub450 \uc774\uc6a9\ud558\ub294 \ub300\ud45c\uc801\uc778 \uc608\uc785\ub2c8\ub2e4.<\/p>\n<ul>\n<li><u>\uc790\uae30\uc7a5<\/u> (B): \uc790\uae30\ub825\uc774 \uc791\uc6a9\ud558\ub294 \uacf5\uac04\uc744 \ub9d0\ud558\uba70, \uc790\uc131\uccb4\uac00 \ub193\uc5ec \uc788\uc744 \ub54c\ub098 \uc804\ub958\uac00 \ud750\ub97c \ub54c \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \ub2e8\uc704\ub294 \ud14c\uc2ac\ub77c(T)\uc774\uac70\ub098 \uae30\ud0c0 \ub2e8\uc704\ub85c\ub3c4 \ud45c\ud604\ub429\ub2c8\ub2e4.<\/li>\n<li><u>\uc790\uc720 \uacf5\uac04\uc758 \ud22c\uc790\uc728<\/u> (\u03bc<sub>0<\/sub>): \uc790\uae30\uc7a5\uacfc \uc804\ub958\uc758 \uad00\uacc4\ub97c \uacb0\uc815\ud558\ub294 \ube44\ub840 \uc0c1\uc218\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc640\uc774\uc5b4\ub97c \ud1b5\ud574\uc11c \uc804\uae30\uc640 \uc790\uae30\uc758 \uc0c1\ud638\uc791\uc6a9\uc740 \uae30\uc220\uacfc \uc0dd\ud65c\uc744 \ubc14\uafb8\ub294 \uc218\ub9ce\uc740 \ubc1c\uba85\ud488\uacfc \ud601\uc2e0\ub4e4\ub85c \uc774\uc5b4\uc84c\uc2b5\ub2c8\ub2e4. \uc804\uae30 \ubaa8\ud130, \ubc1c\uc804\uae30, \ud2b8\ub79c\uc2a4\ud3ec\uba38 \ub4f1\uc774 \uc774\ub7ec\ud55c \uc6d0\ub9ac\ub97c \uc2e4\uc0dd\ud65c\uc5d0\uc11c \uc774\uc6a9\ud558\ub294 \ub300\ud45c\uc801\uc778 \uc608\uc785\ub2c8\ub2e4.<\/p>\n<h2>\uc804\uae30\uc640 \uc790\uae30\uc758 \uc2e4\uc0dd\ud65c \uc751\uc6a9<\/h2>\n<p>\uc804\uae30\uc640 \uc790\uae30\uc758 \uc6d0\ub9ac\ub294 \uc6b0\ub9ac \uc77c\uc0c1 \uc0dd\ud65c\uc5d0\uc11c \ub9e4\uc6b0 \uc720\uc6a9\ud558\uac8c \uc4f0\uc785\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc804\uae30 \ubaa8\ud130\ub294 \uc804\uae30 \uc5d0\ub108\uc9c0\ub97c \uae30\uacc4\uc801 \uc5d0\ub108\uc9c0\ub85c \ubcc0\ud658\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\uba70, \uc774\ub294 \uc120\ud48d\uae30, \uc138\ud0c1\uae30, \uc790\ub3d9\ucc28\uc758 \uc804\uae30\ucc28 \ub4f1\uc5d0\uc11c \ud65c\uc6a9\ub429\ub2c8\ub2e4. \ubc1c\uc804\uae30\ub294 \uc774\uc640 \ubc18\ub300\ub85c \uae30\uacc4\uc801 \uc5d0\ub108\uc9c0\ub97c \uc804\uae30 \uc5d0\ub108\uc9c0\ub85c \ubcc0\ud658\ud558\uc5ec \uc804\ub825\ub9dd\uc5d0 \uacf5\uae09\ud569\ub2c8\ub2e4. \ud2b8\ub79c\uc2a4\ud3ec\uba38\ub294 \ub2e4\ub978 \uc804\uc555 \ub808\ubca8\ub85c \uc804\ub825\uc744 \uc804\uc1a1\ud560 \ub54c \uc0ac\uc6a9\ub418\uc5b4, \uc804\uae30\ub97c \ud6a8\uc728\uc801\uc73c\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc7a5\uce58\ub4e4\uc740 \uac01\uac01\uc758 \ud65c\uc6a9\ub3c4\uc5d0 \ub9de\ub294 \ud2b9\uc815\ud55c \ud615\ud0dc\uc758 \uc640\uc774\uc5b4\uc640 \ucf54\uc77c\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc124\uacc4\ub429\ub2c8\ub2e4.<\/p>\n<ul>\n<li><u>\uc804\uae30 \ubaa8\ud130<\/u>: \uc804\ub958\uac00 \ud750\ub974\ub294 \ucf54\uc77c\uacfc \uc790\uae30\uc7a5\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \ud1b5\ud574 \ud68c\uc804 \uc6b4\ub3d9\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4.<\/li>\n<li><u>\ubc1c\uc804\uae30<\/u>: \uae30\uacc4\uc801 \uc5d0\ub108\uc9c0\ub97c \ubc1b\uc544\ub4e4\uc5ec \uc804\uae30 \uc5d0\ub108\uc9c0\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc774\ub294 \ubaa8\ud130\uc758 \uc6d0\ub9ac\ub97c \uc5ed\uc73c\ub85c \uc774\uc6a9\ud55c \uae30\uc220\uc785\ub2c8\ub2e4.<\/li>\n<li><u>\ud2b8\ub79c\uc2a4\ud3ec\uba38<\/u>: \ub192\uc740 \uc804\uc555\uc5d0\uc11c \ub0ae\uc740 \uc804\uc555 \ub610\ub294 \uadf8 \ubc18\ub300\ub85c \uc804\uc555\uc744 \ubcc0\ud658\ud569\ub2c8\ub2e4. \uc774\ub294 \uc804\ub825 \uc190\uc2e4\uc744 \uc904\uc774\uace0 \uba40\ub9ac \uc788\ub294 \uacf3\uc5d0 \uc804\uae30\ub97c \ud6a8\uacfc\uc801\uc73c\ub85c \uc804\uc1a1\ud558\uae30 \uc704\ud574\uc11c \ud544\uc694\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>\uacb0\ub860<\/h2>\n<p>\uc804\uae30\uc640 \uc790\uae30\uc758 \uae30\ubcf8 \uac1c\ub150\uc744 \uc774\ud574\ud558\ub294 \uac83\uc740 \ud604\ub300 \uae30\uc220\uc744 \uc774\ud574\ud558\uace0, \uc6b0\ub9ac\uc758 \uc77c\uc0c1\uc5d0 \uc5b4\ub5bb\uac8c \uc801\uc6a9\ub418\ub294\uc9c0\ub97c \uc54c \uc218 \uc788\uac8c \ud569\ub2c8\ub2e4. \ub2e8\ub2e8\ud55c \uc640\uc774\uc5b4 \ud558\ub098\ub9cc\uc73c\ub85c\ub3c4 \uc804\ub958\uc758 \ud750\ub984\uc744 \uc0dd\uc131\ud558\uace0, \uadf8\ub85c \uc778\ud574 \uc790\uae30\uc7a5\uc744 \uc77c\uc73c\ud0a4\ub294 \uac15\ub825\ud55c \ud604\uc0c1\uc744 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud604\uc0c1\uc740 \uc804\uae30 \ubaa8\ud130\uc640 \ubc1c\uc804\uae30 \ub4f1, \uc6b0\ub9ac\uac00 \uc77c\uc0c1\uc0dd\ud65c\uc5d0\uc11c \ub2f9\uc5f0\ud558\uac8c \uc5ec\uae30\ub294 \ub9ce\uc740 \ubc1c\uba85\ud488\uc758 \uae30\ubc18\uc774 \ub429\ub2c8\ub2e4. \uacf5\ud559\uacfc \uae30\uc220 \ubc1c\uc804\uc5d0 \uc788\uc5b4 \uc774 \ub450 \ud604\uc0c1\uc758 \uc774\ud574\uc640 \ud65c\uc6a9\uc740 \uc2e4\ub85c \ud544\uc218\uc801\uc774\uba70, \uc624\ub298\ub0a0\uc758 \uc0ac\ud68c\ub97c \uc6c0\uc9c1\uc774\ub294 \uc6d0\ub3d9\ub825 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc804\uae30\uc640 \uc790\uae30\uc5d0 \ub300\ud55c \uae30\ubcf8\uc801\uc778 \uc774\ud574\ub97c \ubc14\ud0d5\uc73c\ub85c, \uc5b4\ub9b4 \ub54c\ubd80\ud130 \uadf8 \uc6d0\ub9ac\uac00 \uc801\uc6a9\ub41c \ub2e4\uc591\ud55c \uc7a5\uce58\ub4e4\uacfc \uac00\uae4c\uc774\ud560 \uc218 \uc788\ub2e4\ub294 \uc810\uc740 \ud76c\ub9dd\uc801\uc778 \uc77c\uc774\uba70, \ubbf8\ub798\uc758 \ud601\uc2e0\uc73c\ub85c \uc774\uc5b4\uc9c8 \uae30\ucd08 \uad50\uc721\uc758 \uc911\uc694\uc131\uc744 \uc798 \ubcf4\uc5ec\uc8fc\ub294 \uc608\ub77c \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc774\ud574\ud558\uae30 \uc26c\uc6b4 \uc804\uae30\uc640 \uc790\uae30\uc758 \uae30\ucd08: \ub2e8\ub2e8\ud55c \uc640\uc774\uc5b4\ub97c \uc911\uc2ec\uc73c\ub85c \uc804\ub958, \uc804\uc555, \uc800\ud56d, \uc790\uae30\uc7a5\uc758 \uac1c\ub150\uacfc \uc804\uae30\uc801\/\uc790\uae30\uc801 \uc18d\uc131\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 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