{"id":148658,"date":"2024-04-27T17:00:51","date_gmt":"2024-04-27T17:00:51","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ec%9e%90%ea%b8%b0-%ec%97%b4%ec%87%a0-%ed%99%80%eb%8d%94\/"},"modified":"2024-04-27T17:01:02","modified_gmt":"2024-04-27T17:01:02","slug":"%ec%9e%90%ea%b8%b0-%ec%97%b4%ec%87%a0-%ed%99%80%eb%8d%94","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%9e%90%ea%b8%b0-%ec%97%b4%ec%87%a0-%ed%99%80%eb%8d%94\/","title":{"rendered":"\uc790\uae30 \uc5f4\uc1e0 \ud640\ub354"},"content":{"rendered":"

\uc790\uae30 \uc5f4\uc1e0 \ud640\ub354\uc758 \uc791\ub3d9 \uc6d0\ub9ac \ubc0f \uc790\uc11d\uacfc \uc804\ub958\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \ud1b5\ud55c \uc790\uae30\uc7a5 \uc0dd\uc131\uacfc \uc804\uc790\uae30 \uc720\ub3c4\uc758 \uacfc\ud559\uc801 \uae30\ucd08 \uc124\uba85”<\/p>\n

\"\uc790\uae30<\/p>\n

\uc790\uae30 \uc5f4\uc1e0 \ud640\ub354\uc758 \uc6d0\ub9ac\uc640 \uae30\ub2a5<\/h2>\n

\uc6b0\ub9ac \uc8fc\ubcc0\uc5d0\ub294 \uc218\ub9ce\uc740 \uacfc\ud559 \uae30\uc220\uc774 \uc0dd\ud65c \uc18d \ud3b8\uc758\ub97c \uc81c\uacf5\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uc911 \uc18c\uc18c\ud558\uc9c0\ub9cc \ub180\ub77c\uc6b4 \uae30\uc220\uc758 \uc608\ub85c ‘\uc790\uae30 \uc5f4\uc1e0 \ud640\ub354’\ub97c \ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc790\uae30 \uc5f4\uc1e0 \ud640\ub354\ub780, \uc790\uc11d\uc758 \ud2b9\uc131\uc744 \uc774\uc6a9\ud558\uc5ec \uc5f4\uc1e0\ub97c \uacac\uace0\ud558\uac8c \ubd99\ub4e4\uc5b4 \uc8fc\ub294 \uc0dd\ud65c\uc6a9\ud488\uc785\ub2c8\ub2e4. \uc774 \uc791\uc740 \uc790\uae30 \uc5f4\uc1e0 \ud640\ub354\uac00 \uc5b4\ub5bb\uac8c \uc5f4\uc1e0\ub97c \ubd99\ub4e4\uace0 \uc788\ub294\uc9c0, \uadf8 \ubc30\uacbd\uc5d0 \uc788\ub294 \uc804\uae30\uc640 \uc790\uae30\uc758 \uae30\ubcf8 \uc6d0\ub9ac\uc5d0 \ub300\ud574 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n

\uc790\uc11d\uc758 \uae30\ubcf8 \uc6d0\ub9ac<\/h2>\n

\uc790\uc11d\uc740 \ubb3c\uccb4\ub97c \ub04c\uc5b4\ub2f9\uae30\uac70\ub098 \ubc00\uc5b4\ub0b4\ub294 \ud798\uc778 \uc790\uae30\ub825\uc744 \ubc1c\uc0dd\uc2dc\ud0a4\ub294 \ubb3c\uc9c8\uc785\ub2c8\ub2e4. \uc774 \uc790\uae30\ub825\uc740 \ubb3c\uccb4\uc758 \uc804\uc790\uac00 \uc815\ub82c\ub418\uc5b4 \uc77c\uc73c\ud0a4\ub294 \ud604\uc0c1\uc778\ub370, \uc8fc\ub85c \ucca0, \ub2c8\ucf08, \ucf54\ubc1c\ud2b8\uc640 \uac19\uc740 \uae08\uc18d\uc5d0\uc11c \uac15\ud558\uac8c \ub098\ud0c0\ub0a9\ub2c8\ub2e4. \uc790\uc11d\uc740 \ub450 \uac1c\uc758 \uadf9(N\uadf9\uacfc S\uadf9)\uc744 \uac00\uc9c0\uace0 \uc788\ub294\ub370, \ub3d9\uc77c\ud55c \uadf9\ub07c\ub9ac\ub294 \uc11c\ub85c \ubc00\uc5b4\ub0b4\uace0, \ubc18\ub300 \uadf9\ub07c\ub9ac\ub294 \uc11c\ub85c \ub04c\uc5b4\ub2f9\uae41\ub2c8\ub2e4.<\/p>\n

\uc804\ub958\uc640 \uc790\uae30\uc7a5<\/h2>\n

\uc790\uc11d\uc758 \uc790\uae30\ub825\uc740 \ub2e8\uc9c0 \uc601\uad6c\uc790\uc11d\uc5d0\uc11c\ub9cc \ubc1c\uc0dd\ud558\ub294 \uac83\uc774 \uc544\ub2d9\ub2c8\ub2e4. \uc804\ub958\uac00 \ud750\ub974\ub294 \ub3c4\uc120 \uc8fc\ubcc0\uc5d0\ub3c4 \uc790\uae30\uc7a5\uc774 \ubc1c\uc0dd\ud558\ub294\ub370, \uc774\ub97c \uc804\uc790\uae30\ud559\uc5d0\uc11c\ub294 ‘\uc559\ud398\ub974\uc758 \ubc95\uce59’\uc774\ub77c\uace0 \ud569\ub2c8\ub2e4. \uc559\ud398\ub974\uc758 \ubc95\uce59\uc5d0 \ub530\ub974\uba74 \ub3c4\uc120\uc744 \ud750\ub974\ub294 \uc804\ub958\uc5d0 \uc758\ud558\uc5ec \ubc1c\uc0dd\ud558\ub294 \uc790\uae30\uc7a5\uc758 \uc138\uae30\ub294 \uc804\ub958\uc758 \uc138\uae30\uc640 \uc9c1\uc811\uc801\uc778 \uad00\uacc4\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc218\uc2dd\uc73c\ub85c \ud45c\ud604\ud558\uba74 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n

\\[B = \\mu_0 \\times I \\times \\frac{1}{2\\pi r}\\]<\/p>\n

\uc5ec\uae30\uc11c \\(B\\)\ub294 \uc790\uae30\uc7a5\uc758 \uc138\uae30\ub97c, \\(I\\)\ub294 \ub3c4\uc120\uc744 \ud750\ub974\ub294 \uc804\ub958\uc758 \uc138\uae30\ub97c, \\(r\\)\uc740 \ub3c4\uc120\uc5d0\uc11c\uc758 \uac70\ub9ac\ub97c \ub098\ud0c0\ub0b4\uba70, \\(\\mu_0\\)\ub294 \uc790\uae30 \uc0c1\uc218\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. \uc774 \uc2dd\uc740 \ub3c4\uc120\uc5d0\uc11c \uc77c\uc815 \uac70\ub9ac\uc5d0 \ub193\uc778 \uc9c0\uc810\uc758 \uc790\uae30\uc7a5\uc758 \uc138\uae30\ub97c \uacc4\uc0b0\ud560 \ub54c \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n

\uc804\uc790\uae30 \uc720\ub3c4<\/h2>\n

\uc790\uc11d\uacfc \uc804\ub958 \uc0ac\uc774\uc758 \uc0c1\ud638\uc791\uc6a9\uc740 ‘\uc804\uc790\uae30 \uc720\ub3c4’\ub77c\ub294 \ud604\uc0c1\uc744 \ud1b5\ud574 \ub354\uc6b1 \uc138\ub828\ub418\uac8c \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \ubcc0\ud654\ud558\ub294 \uc790\uae30\uc7a5\uc774 \uc804\ub3c4\uccb4\ub97c \ud1b5\uacfc\ud560 \ub54c, \uc804\uae30\uc7a5\uc774 \uc720\ub3c4\ub418\uace0 \uc774\ub294 \uc804\ub958\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc774\ub294 \ub9c8\uc774\ud074 \ud328\ub7ec\ub370\uc774\uac00 \ubc1c\uacac\ud55c ‘\ud328\ub7ec\ub370\uc774\uc758 \ubc95\uce59’\uc5d0 \uc758\ud574 \uc124\uba85\ub429\ub2c8\ub2e4. \uc804\uae30\uc640 \uc790\uae30 \uc0ac\uc774\uc758 \uc774\ub7ec\ud55c \uc0c1\ud638\uc791\uc6a9\uc740 \uc5f4\uc1e0 \ud640\ub354\uc640 \uac19\uc740 \uac04\ub2e8\ud55c \uc7a5\uce58\uc5d0\uc11c\ubd80\ud130 \uc804\uae30 \ubc1c\uc804\uae30, \ud2b8\ub79c\uc2a4\ud3ec\uba38 \uac19\uc740 \ubcf5\uc7a1\ud55c \uc2dc\uc2a4\ud15c\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0 \ub2e4\uc591\ud55c \uae30\uc220\uc758 \uae30\ucd08\ub97c \uc774\ub8f9\ub2c8\ub2e4.<\/p>\n

\uc790\uae30 \uc5f4\uc1e0 \ud640\ub354\uc758 \uc791\ub3d9 \uc6d0\ub9ac<\/h2>\n

\uc790\uc11d\uc744 \ud65c\uc6a9\ud55c \uc790\uae30 \uc5f4\uc1e0 \ud640\ub354\ub294 \ub9e4\uc6b0 \uac04\ub2e8\ud55c \uc6d0\ub9ac\ub97c \uae30\ubc18\uc73c\ub85c \ud569\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \uc5f4\uc1e0\ub294 \ucca0\uc774\ub098 \uadf8\uc640 \ube44\uc2b7\ud55c \ucca0 \uc790\uc131 \uae08\uc18d\uc73c\ub85c \ub9cc\ub4e4\uc5b4\uc838 \uc788\uc5b4, \uc790\uc11d\uc5d0 \uac15\ud558\uac8c \ub04c\ub9ac\ub294 \uc131\uc9c8\uc744 \uac16\uc2b5\ub2c8\ub2e4. \uc5f4\uc1e0 \ud640\ub354\uc5d0 \ud3ec\ud568\ub41c \uc790\uc11d\uc740 \ub300\uac8c \uac15\ud55c \ub124\uc624\ub514\ubbb4\uc774\ub098 \ud398\ub77c\uc774\ud2b8\uc640 \uac19\uc740 \uc601\uad6c\uc790\uc11d\uc73c\ub85c, \uc774 \uc790\uc11d\uc758 N\uadf9\uacfc S\uadf9 \uc0ac\uc774\uc5d0 \ud615\uc131\ub418\ub294 \uc790\uae30\uc7a5 \ub0b4\uc5d0 \uc5f4\uc1e0\uac00 \ub4e4\uc5b4\uc624\uba74 \uc790\uc11d\uc5d0 \uc758\ud574 \uacac\uace0\ud558\uac8c \ubd99\ub4e4\ub9ac\uac8c \ub429\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc0ac\uc6a9\uc790\ub294 \uc5f4\uc1e0\ub97c \uc790\uc11d\uc5d0 \uac04\ub2e8\ud788 \ub300\uba74 \uc5f4\uc1e0\uac00 \ud640\ub354\uc5d0 \ubd99\uc5b4 \ud3b8\ub9ac\ud558\uac8c \ubcf4\uad00\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uc790\uae30 \uc5f4\uc1e0 \ud640\ub354\uc758 \uc2e4\uc0dd\ud65c \uc751\uc6a9<\/h2>\n

\uc790\uae30 \uc5f4\uc1e0 \ud640\ub354\ub294 \ub2e8\uc21c\ud788 \uc5f4\uc1e0\ub97c \ubcf4\uad00\ud558\ub294 \ub370\uc5d0\ub9cc \uc0ac\uc6a9\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc774\uc640 \ube44\uc2b7\ud55c \uc6d0\ub9ac\ub85c \uc5ec\ub7ec \uac00\uc9c0 \uc0dd\ud65c\uc6a9\ud488\uc774\ub098 \uc0b0\uc5c5 \uae30\uae30\uac00 \uc124\uacc4\ub418\uae30\ub3c4 \ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ub9c8\uadf8\ub124\ud2f1 \ub098\uc774\ud504 \ud640\ub354, \ub3c4\uad6c \uac78\uc774, \ub610\ub294 \uc790\ub3d9\ucc28 \ubd80\ud488\uc758 \uc77c\uc2dc\uc801 \ubd80\ucc29\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0 \ub2e4\uc591\ud55c \ubc29\uba74\uc5d0\uc11c \uc751\uc6a9\ub429\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uac01\uc885 \ub9c8\uadf8\ub124\ud2f1 \ud640\ub354\ub4e4\uc740 \uac04\ud3b8\ud55c \uc0ac\uc6a9\uacfc \uc815\ub9ac \uc815\ub3c8, \uadf8\ub9ac\uace0 \uacf5\uac04 \ud65c\uc6a9\uc758 \ud6a8\uc728\uc131\uc744 \ub192\uc774\ub294 \ub3d9\uc2dc\uc5d0, \uc2e4\ub0b4 \uc7a5\uc2dd\uc758 \ud604\ub300\uc801\uc778 \ubbf8\uac10\uae4c\uc9c0 \ub354\ud574\uc904 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uacb0\ub860<\/h2>\n

\uc790\uae30 \uc5f4\uc1e0 \ud640\ub354\ub294 \uc790\uae30\ub825\uc774\ub77c\ub294 \uac04\ub2e8\ud558\uc9c0\ub9cc \uac15\ub825\ud55c \ubb3c\ub9ac \uc6d0\ub9ac\ub97c \ud65c\uc6a9\ud558\uc5ec \uc6b0\ub9ac \uc0dd\ud65c\uc744 \uc870\uae08 \ub354 \ud3b8\ub9ac\ud558\uac8c \ub9cc\ub4e4\uc5b4\uc8fc\ub294 \uc608\uc785\ub2c8\ub2e4. \uc804\ub958\uac00 \ud750\ub974\ub294 \ub3c4\uc120 \uc8fc\ubcc0\uc5d0 \uc790\uae30\uc7a5\uc774 \ud615\uc131\ub418\uace0, \uc774 \uc790\uae30\uc7a5\uc744 \uc774\uc6a9\ud558\uc5ec \ub2e4\uc591\ud55c \uae30\ub2a5\uc744 \uc218\ud589\ud558\ub294 \uc790\uc11d\uc740 \uacfc\ud559\uc801 \uc9c0\uc2dd\uc774 \uc2e4\uc0dd\ud65c\uc5d0 \uc801\uc6a9\ub418\ub294 \uc544\ub984\ub2e4\uc6b4 \uc0ac\ub840\ub97c \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \ub610\ud55c, \uc804\uc790\uae30 \uc720\ub3c4\ub294 \ubcc0\ud654\ud558\ub294 \uc790\uae30\uc7a5 \uc18d\uc5d0\uc11c \uc804\ub958\ub97c \uc0dd\uc131\ud558\uac8c \ud568\uc73c\ub85c\uc368, \ubc1c\uc804\uae30\uc640 \uac19\uc740 \ubcf5\uc7a1\ud55c \uae30\uae30\uc758 \uc791\ub3d9 \uc6d0\ub9ac\uac00 \ub418\uae30\ub3c4 \ud569\ub2c8\ub2e4. \uc774\ucc98\ub7fc \ub2e8\uc21c\ud55c \uc5f4\uc1e0 \ud640\ub354\ubd80\ud130 \uace0\ub3c4\uc758 \uae30\uc220\uc744 \ud544\uc694\ub85c \ud558\ub294 \uc7a5\ube44\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0, \uc804\uae30\uc640 \uc790\uae30\uc758 \uae30\ubcf8 \uc6d0\ub9ac\uac00 \uc6b0\ub9ac \uc0dd\ud65c \uacf3\uacf3\uc5d0 \uc2a4\uba70\ub4e4\uc5b4 \uc788\ub2e4\ub294 \uac83\uc744 \uc54c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uc9c0\uc2dd\uc744 \ubc14\ud0d5\uc73c\ub85c \ub354\uc6b1 \ub9ce\uc740 \uc0ac\ub78c\ub4e4\uc774 \uacfc\ud559\uacfc \uacf5\ud559\uc758 \uc2e0\ube44\ub85c\uc6c0\uc744 \ud0d0\uad6c\ud558\uace0, \uc774\ub97c \ud65c\uc6a9\ud560 \uc218 \uc788\ub294 \ubbf8\ub798\ub97c \uae30\ub300\ud574 \ubd05\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"

\uc790\uae30 \uc5f4\uc1e0 \ud640\ub354\uc758 \uc791\ub3d9 \uc6d0\ub9ac \ubc0f \uc790\uc11d\uacfc \uc804\ub958\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \ud1b5\ud55c \uc790\uae30\uc7a5 \uc0dd\uc131\uacfc \uc804\uc790\uae30 \uc720\ub3c4\uc758 \uacfc\ud559\uc801 \uae30\ucd08 \uc124\uba85”<\/p>\n","protected":false},"author":1,"featured_media":187562,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[88],"tags":[89],"class_list":["post-148658","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\uc790\uae30 \uc5f4\uc1e0 \ud640\ub354 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810<\/title>\n<meta name=\"description\" content=\"\uc790\uae30 \uc5f4\uc1e0 \ud640\ub354\uc758 \uc791\ub3d9 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