{"id":148544,"date":"2024-04-27T16:43:53","date_gmt":"2024-04-27T16:43:53","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ec%86%94%eb%a0%88%eb%85%b8%ec%9d%b4%eb%93%9c\/"},"modified":"2024-04-27T16:44:02","modified_gmt":"2024-04-27T16:44:02","slug":"%ec%86%94%eb%a0%88%eb%85%b8%ec%9d%b4%eb%93%9c","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%86%94%eb%a0%88%eb%85%b8%ec%9d%b4%eb%93%9c\/","title":{"rendered":"\uc194\ub808\ub178\uc774\ub4dc"},"content":{"rendered":"<p class=\"sidekick\">\uc194\ub808\ub178\uc774\ub4dc\uc758 \uc791\ub3d9 \uc6d0\ub9ac \ubc0f \uad6c\uc870, \uadf8\ub9ac\uace0 \uc804\uae30\ub97c \uae30\uacc4\uc801 \uc6c0\uc9c1\uc784\uc73c\ub85c \ubcc0\ud658\ud558\ub294 \ub2e4\uc591\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\uc194\ub808\ub178\uc774\ub4dc.png\" alt=\"\uc194\ub808\ub178\uc774\ub4dc\"\/><\/p>\n<h2>\uc194\ub808\ub178\uc774\ub4dc\uc758 \uae30\ubcf8 \uc6d0\ub9ac\uc640 \uc751\uc6a9<\/h2>\n<p>\uc194\ub808\ub178\uc774\ub4dc\ub294 \uc804\uae30\uc640 \uc790\uae30\ub97c \uc5f0\uacb0\ud558\ub294 \ubb3c\ub9ac\ud559\uc758 \uc911\uc694\ud55c \ubd80\ubd84\uc785\ub2c8\ub2e4. \uc774\ub294 \uae34 \ub098\uc120\ud615 \ucf54\uc77c\ub85c, \ub0b4\ubd80\uc5d0 \uc804\uae30\ub97c \ud758\ub824\ubcf4\ub0c4\uc73c\ub85c\uc368 \uc790\uae30\uc7a5\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud2b9\uc131 \ub54c\ubb38\uc5d0 \uc194\ub808\ub178\uc774\ub4dc\ub294 \uc804\uae30\ub97c \uc790\uae30 \uc5d0\ub108\uc9c0\ub85c \ubcc0\ud658\uc2dc\ud0a4\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \uae30\uae30\ub85c \uad11\ubc94\uc704\ud558\uac8c \ud65c\uc6a9\ub429\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 \uc194\ub808\ub178\uc774\ub4dc\uc758 \uae30\ubcf8\uc801\uc778 \uc6d0\ub9ac\uc640 \ub2e4\uc591\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\ub3c4\ub85d \ud558\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc194\ub808\ub178\uc774\ub4dc\uc758 \uad6c\uc870\uc640 \uc791\ub3d9 \uc6d0\ub9ac<\/h2>\n<p>\uc194\ub808\ub178\uc774\ub4dc\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uad6c\ub9ac\uc640 \uac19\uc740 \uc804\ub3c4\uc131 \uc7ac\ub8cc\ub85c \ub9cc\ub4e4\uc5b4\uc9c4 \uc640\uc774\uc5b4\ub97c \uc6d0\ud1b5\ud615\uc758 \uace8\uaca9\uc5d0 \uac10\uc544 \ub9cc\ub4ed\ub2c8\ub2e4. \uc804\ub958\uac00 \uc774 \ucf54\uc77c\uc744 \ud1b5\ud574 \ud750\ub97c \ub54c, \ucf54\uc77c\uc758 \uae38\uc774 \ubc29\ud5a5\uc73c\ub85c \uade0\ub4f1\ud55c \uc790\uae30\uc7a5\uc774 \uc0dd\uc131\ub429\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc790\uae30\uc7a5\uc740 \uc548\ud398\ub974 \ubc95\uce59(Amp\u00e8re&#8217;s law)\uc744 \ub530\ub974\uba70, \uc790\uae30\uc7a5\uc758 \uc138\uae30(B)\ub294 \ucf54\uc77c\uc744 \ud1b5\uacfc\ud558\ub294 \uc804\ub958(I), \ucf54\uc77c\uc758 \uae38\uc774(l), \uadf8\ub9ac\uace0 \ucf54\uc77c\uc758 \uac10\uc740 \uc218(N)\uc5d0 \ube44\ub840\ud569\ub2c8\ub2e4. \ub2e4\uc74c\uacfc \uac19\uc740 \uacf5\uc2dd\uc73c\ub85c \ub098\ud0c0\ub0bc \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<p>\n\\[ B = \\frac{\\mu_0 * N * I}{l} \\]\n<\/p>\n<p>\uc5ec\uae30\uc11c, \\( \\mu_0 \\)\uc740 \uc9c4\uacf5\uc758 \ud22c\uc790\uc728(permeability)\ub85c, 4\u03c0 * 10<sup>-7<\/sup> N\/A<sup>2<\/sup> \uac12\uc744 \uac00\uc9c0\uba70, N\uc740 \ucf54\uc77c\uc758 \uc804\uccb4 \ud68c\uc218, I\ub294 \ucf54\uc77c\uc744 \ud1b5\uacfc\ud558\ub294 \uc804\ub958\uc758 \ud06c\uae30, \uadf8\ub9ac\uace0 l\uc740 \ucf54\uc77c\uc758 \uae38\uc774\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc2e4\uc81c \ud658\uacbd\uc5d0\uc11c\ub294 \ucf54\uc77c \ub0b4\ubd80\uc5d0 \ucca0\uacfc \uac19\uc740 \uc790\uc131\uccb4(magnetic material)\ub97c \uc0bd\uc785\ud558\uc5ec \ub354 \uac15\ub825\ud55c \uc790\uae30\uc7a5\uc744 \uc0dd\uc131\ud558\ub294 \uacbd\uc6b0\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc194\ub808\ub178\uc774\ub4dc\uc758 \uc751\uc6a9 \ubd84\uc57c<\/h2>\n<p>\uc194\ub808\ub178\uc774\ub4dc\ub294 \uadf8 \uc0dd\uc131\ub41c \uc790\uae30\uc7a5\uc774 \uac00\uc9c4 \uc5d0\ub108\uc9c0\ub85c \uc778\ud574 \ub2e4\uc591\ud55c \uae30\uacc4\uc801 \ub3d9\uc791\uc744 \uc77c\uc73c\ud0a4\ub294\ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc790\ub3d9\ucc28\uc758 \uc2dc\ub3d9\uae30\ub098 \uc804\uae30 \ubca8\uc5d0\uc11c \uc194\ub808\ub178\uc774\ub4dc\ub294 \uc804\uae30 \uc5d0\ub108\uc9c0\ub97c \uae30\uacc4\uc801 \uc6c0\uc9c1\uc784\uc73c\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4. \ub610 \ub2e4\ub978 \uc608\ub85c\ub294 \uc804\uc790\uae30 \ubc38\ube0c, \uc804\uae30 \uc790\ubb3c\uc1e0, \ud558\ub4dc \ub514\uc2a4\ud06c \ub4dc\ub77c\uc774\ube0c\uc758 \uc791\ub3d9 \ubd80\ubd84 \ub4f1\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li><strong>\uc804\uc790\uae30\uc2dd \ubc38\ube0c<\/strong>: \uc194\ub808\ub178\uc774\ub4dc\ub294 \uc720\uccb4\uc758 \ud750\ub984\uc744 \uc81c\uc5b4\ud558\ub294 \uc804\uc790\uae30 \ubc38\ube0c\uc5d0 \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc194\ub808\ub178\uc774\ub4dc \ucf54\uc77c\uc5d0 \uc804\ub958\ub97c \uacf5\uae09\ud558\uba74 \uc0dd\uc131\ub41c \uc790\uae30\uc7a5\uc774 \ubc38\ube0c \ub0b4\uc758 \ud53c\uc2a4\ud1a4\uc744 \uc6c0\uc9c1\uc5ec \ud750\ub984\uc744 \uc5f4\uac70\ub098 \ub2eb\uac8c \ub429\ub2c8\ub2e4.<\/li>\n<li><strong>\uc804\uae30 \uc790\ubb3c\uc1e0<\/strong>: \ubcf4\uc548 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc194\ub808\ub178\uc774\ub4dc\ub294 \uc790\ubb3c\uc1e0\ub97c \uc7a0\uadf8\uac70\ub098 \uc5f4\uae30 \uc704\ud55c \uae30\uacc4\uc801 \ub3d9\uc791\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc804\ub958\uac00 \ud750\ub974\uba74 \uc790\ubb3c\uc1e0 \ud1b5\ub85c\ub97c \ub9c9\ub294 \ub808\ubc84\ub098 \ubcfc\ud2b8\ub97c \uc6c0\uc9c1\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc774 \ubc16\uc5d0\ub3c4 \uc194\ub808\ub178\uc774\ub4dc\ub294 \uc758\ub8cc \uae30\uae30, \uc804\uc790 \uc7a5\uce58, \uacf5\uc7a5 \uc790\ub3d9\ud654 \ub4f1\uc758 \ubd84\uc57c\uc5d0\uc11c \ud575\uc2ec\uc801\uc778 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc5ec\uae30\uc11c \uc911\uc694\ud55c \uc810\uc740 \uc194\ub808\ub178\uc774\ub4dc\ub97c \ud1b5\ud574 \ubcc0\ud658\ub418\ub294 \uc5d0\ub108\uc9c0\uc758 \ud6a8\uc728\uc131\uacfc \uc815\ubc00\uc131\uc744 \ub192\uc774\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<h2>\uc194\ub808\ub178\uc774\ub4dc\uc758 \uc5d0\ub108\uc9c0 \ud6a8\uc728\uc131\uacfc \uc815\ubc00\uc131<\/h2>\n<p>\uc194\ub808\ub178\uc774\ub4dc\uc758 \uc5d0\ub108\uc9c0 \ud6a8\uc728\uc131\uc740 \uc804\uae30\ub97c \uc790\uae30 \uc5d0\ub108\uc9c0\ub85c \ubcc0\ud658\ud558\ub294 \uacfc\uc815\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \uc190\uc2e4\uc744 \ucd5c\uc18c\ud654\ud568\uc73c\ub85c\uc368 \uc99d\uc9c4\ub429\ub2c8\ub2e4. \uc774\ub294 \uc194\ub808\ub178\uc774\ub4dc \ucf54\uc77c\uc758 \uc7ac\ub8cc \uc120\ud0dd, \uc804\ub958\uc758 \ud06c\uae30 \uc870\uc808, \uadf8\ub9ac\uace0 \ucf54\uc77c\uc758 \uc124\uacc4 \ucd5c\uc801\ud654\ub97c \ud1b5\ud574 \uc774\ub8e8\uc5b4\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c, \uc790\uc131\uccb4\uc758 \uc0ac\uc6a9\uc740 \uc790\uae30\uc7a5\uc744 \ubcf4\ub2e4 \uc9d1\uc911\uc2dc\ucf1c \uc190\uc2e4\uc744 \uc904\uc774\uace0 \ud6a8\uc728\uc744 \ub192\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc815\ubc00\uc131\uc740 \uc194\ub808\ub178\uc774\ub4dc\ub97c \uc751\uc6a9\ud558\ub294 \ub370 \uc788\uc5b4 \ub9e4\uc6b0 \uc911\uc694\ud55c \uc694\uc18c\uc785\ub2c8\ub2e4. \ud2b9\ud788, \uc758\ub8cc \uae30\uae30\ub098 \ubc18\ub3c4\uccb4 \uc81c\uc870 \uc7a5\ube44\uc640 \uac19\uc774 \ubbf8\uc138\ud55c \uc870\uc791\uc774 \ud544\uc694\ud55c \ubd84\uc57c\uc5d0\uc11c\ub294 \uc194\ub808\ub178\uc774\ub4dc\uc758 \uc815\ubc00\ud55c \uc81c\uc5b4\uac00 \ud544\uc218\uc801\uc785\ub2c8\ub2e4. \uc774\ub97c \uc704\ud574 \uc804\ub958\uc758 \uc815\ud655\ud55c \uc870\uc808 \ubc0f \uace0\uae09 \uc81c\uc5b4 \uc2dc\uc2a4\ud15c\uc774 \ud544\uc694\ud558\uba70, \uc774\ub294 \uace0\uc815\ubc00 \ub4dc\ub77c\uc774\ubc84 \ud68c\ub85c\uc640 \ud53c\ub4dc\ubc31 \ub8e8\ud504\ub97c \ud1b5\ud574 \ub2ec\uc131\ub429\ub2c8\ub2e4.<\/p>\n<h2>\ubbf8\ub798 \uae30\uc220\uacfc \uc194\ub808\ub178\uc774\ub4dc\uc758 \ubc1c\uc804<\/h2>\n<p>\ubbf8\ub798 \uae30\uc220\uc758 \ubc1c\uc804\uacfc \ud568\uaed8 \uc194\ub808\ub178\uc774\ub4dc\ub3c4 \uacc4\uc18d \uc9c4\ud654\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc790\uc728\uc8fc\ud589 \uc790\ub3d9\ucc28, \ub85c\ubd07 \uacf5\ud559, \uadf8\ub9ac\uace0 \uc7ac\uc0dd \uac00\ub2a5 \uc5d0\ub108\uc9c0 \ubd84\uc57c\uc758 \ubc1c\uc804\uc5d0 \ub530\ub77c \uc194\ub808\ub178\uc774\ub4dc\uc758 \ud6a8\uc728, \ubd80\ud558 \uc6a9\ub7c9, \uadf8\ub9ac\uace0 \ub0b4\uad6c\uc131\uc774 \ub354\uc6b1 \uc911\uc694\ud574\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc694\uad6c\uc5d0 \ubd80\uc751\ud558\uc5ec, \ub354 \uac15\ud55c \uc790\uae30\uc7a5\uc744 \uc0dd\uc131\ud558\uace0 \ud6a8\uc728\uc744 \uadf9\ub300\ud654\ud558\uae30 \uc704\ud55c \uc0c8\ub85c\uc6b4 \uc18c\uc7ac\uc640 \uc124\uacc4 \uae30\uc220\uc774 \uac1c\ubc1c\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc194\ub808\ub178\uc774\ub4dc\ub294 \ubb34\uc120 \ucda9\uc804, \uc5d0\ub108\uc9c0 \uc800\uc7a5 \uae30\uc220, \uadf8\ub9ac\uace0 \uace0\uc131\ub2a5 \uacc4\uc0b0 \uc7a5\uce58\uc5d0\uc11c\ub3c4 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud560 \uac83\uc73c\ub85c \uae30\ub300\ub429\ub2c8\ub2e4. \ubb34\uc120 \ucda9\uc804 \uc2dc\uc2a4\ud15c\uc5d0\uc11c\ub294 \ud6a8\uc728\uc801\uc778 \uc5d0\ub108\uc9c0 \uc804\ub2ec\uc744 \uc704\ud574 \uac15\ub825\ud55c \uc790\uae30\uc7a5\uc744 \ubc1c\uc0dd\uc2dc\ud0a4\uace0 \uc870\uc808\ud574\uc57c \ud558\uba70, \uc5d0\ub108\uc9c0 \uc800\uc7a5 \uae30\uc220\uc5d0\uc11c\ub294 \uc804\uae30 \uc790\uae30\uc7a5\uc744 \ud65c\uc6a9\ud558\uc5ec \uc5d0\ub108\uc9c0\ub97c \ubcf4\ub2e4 \ud6a8\uc728\uc801\uc73c\ub85c \uc800\uc7a5\ud558\ub294 \ubc29\ubc95\uc774 \ud0d0\uad6c\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uacb0\ub860<\/h2>\n<p>\uc194\ub808\ub178\uc774\ub4dc\ub294 \ub2e8\uc21c\ud55c \uad6c\uc870\ub97c \ub118\uc5b4\uc11c, \uc6b0\ub9ac \uc0b6 \uc18d \uae4a\uc219\uc774 \uc790\ub9ac \uc7a1\uc740 \ub2e4\uc591\ud55c \uae30\uc220\uacfc \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \uc911\ucd94\uc801\uc778 \uc5ed\ud560\uc744 \ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc804\uc790\uae30 \ubc38\ube0c\ubd80\ud130 \uace0\ub3c4\uc758 \ubbf8\uc138\ud55c \uc870\uc791\uc744 \uc694\uad6c\ud558\ub294 \uc758\ub8cc \uae30\uae30\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0, \uc194\ub808\ub178\uc774\ub4dc\uc758 \uc6d0\ub9ac\ub294 \uc0dd\ud65c \uc18d \ubb34\uc218\ud788 \ub9ce\uc740 \uacf3\uc5d0\uc11c \uc801\uc6a9\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ud601\uc2e0\uc801\uc778 \uc18c\uc7ac\uc640 \ucca8\ub2e8 \uae30\uc220\uc758 \ubc1c\uc804\uc744 \ud1b5\ud574 \uc194\ub808\ub178\uc774\ub4dc\ub294 \ud5a5\ud6c4 \ucca8\ub2e8 \uc0b0\uc5c5 \ubd84\uc57c\uc758 \ud575\uc2ec \uad6c\uc131 \uc694\uc18c\ub85c\uc11c \uadf8 \uc911\uc694\uc131\uc744 \ub354\uc6b1 \uac15\ud654\ud560 \uac83\uc785\ub2c8\ub2e4. \uacb0\uad6d \uc194\ub808\ub178\uc774\ub4dc\ub294 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ub3d9\uc791, \ud6a8\uc728\uc801\uc778 \uc5d0\ub108\uc9c0 \uc804\ud658, \uadf8\ub9ac\uace0 \uc815\ubc00\ud55c \uc81c\uc5b4\uac00 \uc694\uad6c\ub418\ub294 \ubaa8\ub4e0 \uacf3\uc5d0\uc11c \uadf8 \uac00\uce58\ub97c \uc778\uc815\ubc1b\uace0 \uc788\uc73c\uba70, \uc6b0\ub9ac\uc758 \ubbf8\ub798 \uae30\uc220\uc5d0 \uc788\uc5b4\uc11c \ube7c\ub193\uc744 \uc218 \uc5c6\ub294 \uc694\uc18c\uac00 \ub420 \uac83\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc194\ub808\ub178\uc774\ub4dc\uc758 \uc791\ub3d9 \uc6d0\ub9ac \ubc0f \uad6c\uc870, \uadf8\ub9ac\uace0 \uc804\uae30\ub97c \uae30\uacc4\uc801 \uc6c0\uc9c1\uc784\uc73c\ub85c \ubcc0\ud658\ud558\ub294 \ub2e4\uc591\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0 \ub300\ud574 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