{"id":208730,"date":"2024-03-21T14:07:04","date_gmt":"2024-03-21T14:07:04","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ec%82%ac%ea%b0%81%ed%98%95-%eb%a3%a8%ed%94%84-%ec%a4%91%ec%8b%ac%ec%9d%98-%ec%9e%90%ea%b8%b0%ec%9e%a5-%ec%a0%95%ec%9d%98-%ea%b3%84%ec%82%b0-%eb%b0%8f-%ec%9d%91%ec%9a%a9\/"},"modified":"2024-05-15T11:32:08","modified_gmt":"2024-05-15T11:32:08","slug":"%ec%82%ac%ea%b0%81%ed%98%95-%eb%a3%a8%ed%94%84-%ec%a4%91%ec%8b%ac%ec%9d%98-%ec%9e%90%ea%b8%b0%ec%9e%a5-%ec%a0%95%ec%9d%98-%ea%b3%84%ec%82%b0-%eb%b0%8f-%ec%9d%91%ec%9a%a9","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%82%ac%ea%b0%81%ed%98%95-%eb%a3%a8%ed%94%84-%ec%a4%91%ec%8b%ac%ec%9d%98-%ec%9e%90%ea%b8%b0%ec%9e%a5-%ec%a0%95%ec%9d%98-%ea%b3%84%ec%82%b0-%eb%b0%8f-%ec%9d%91%ec%9a%a9\/","title":{"rendered":"\uc0ac\uac01\ud615 \ub8e8\ud504 \uc911\uc2ec\uc758 \uc790\uae30\uc7a5 | \uc815\uc758, \uacc4\uc0b0 \ubc0f \uc751\uc6a9"},"content":{"rendered":"<p class=\"sidekick\">\uc0ac\uac01\ud615 \ub8e8\ud504 \uc911\uc2ec\uc758 \uc790\uae30\uc7a5\uc740 \uc804\ub958\uac00 \ud750\ub974\ub294 \ub3c4\uc120\uc73c\ub85c \ud615\uc131\ub41c \uc0ac\uac01\ud615 \ub8e8\ud504\uc5d0\uc11c \uc911\uc2ec\uc5d0 \uc0dd\uc131\ub418\ub294 \uc790\uae30 \ubca1\ud130\uc7a5\uc785\ub2c8\ub2e4.<\/p>\n<h2>\uc0ac\uac01\ud615 \ub8e8\ud504 \uc911\uc2ec\uc758 \uc790\uae30\uc7a5<\/h2>\n<p>\uc804\uc790\uae30\ud559 \ubd84\uc57c\uc5d0\uc11c \uc790\uae30\uc7a5\uc774\ub780 \uc804\uae30\uc801\uc73c\ub85c \ucda9\uc804\ub41c \uc785\uc790\uac00 \uc6c0\uc9c1\uc77c \ub54c \uc8fc\ubcc0 \uacf5\uac04\uc5d0 \uc0dd\uc131\ub418\ub294 \ubca1\ud130\uc7a5\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \uc774 \uc790\uae30\uc7a5\uc740 \uc804\ub958\uac00 \ud750\ub974\ub294 \ub3c4\uc120 \uc8fc\uc704\uc5d0\uc11c\ub3c4 \ubc1c\uc0dd\ud558\uba70, \ud2b9\ud788 \ub3c4\uc120\uc758 \ubaa8\uc591\uacfc \ubc30\uc5f4\uc5d0 \ub530\ub77c \uc790\uae30\uc7a5\uc758 \ubd84\ud3ec\uac00 \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uc624\ub298\uc740 \uc0ac\uac01\ud615 \ub8e8\ud504\ub97c \uc774\ub8e8\ub294 \ub3c4\uc120 \uc8fc\uc704\uc758 \uc790\uae30\uc7a5\uc5d0 \ub300\ud574 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc790\uae30\uc7a5\uc758 \uc815\uc758<\/h2>\n<p>\uc0ac\uac01\ud615 \ub8e8\ud504\uc758 \uacbd\uc6b0, \ub3c4\uc120\uc744 \ub530\ub77c \ud750\ub974\ub294 \uc77c\uc815\ud55c \uc804\ub958\uac00 \uc788\uc744 \ub54c, \uac01 \uc9c0\uc810\uc5d0\uc11c \uc0dd\uc131\ub418\ub294 \uc790\uae30\uc7a5\uc758 \ubc29\ud5a5\uacfc \ud06c\uae30\ub97c \uacc4\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc790\uae30\uc7a5\uc740 \ud2b9\ud788 \ub8e8\ud504\uc758 \uc911\uc2ec\uc5d0\uc11c \uc911\uc694\ud55c \uc758\ubbf8\ub97c \uac00\uc9c0\uba70, \uc774\ub294 \ub9ce\uc740 \uc804\uc790\uae30\ud559 \uc751\uc6a9\uc5d0\uc11c \uc911\uc2ec\uc801\uc778 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/p>\n<h2>\uc790\uae30\uc7a5 \uacc4\uc0b0<\/h2>\n<p>\uc0ac\uac01\ud615 \ub8e8\ud504\uc5d0\uc11c\uc758 \uc911\uc2ec \uc790\uae30\uc7a5\uc744 \uacc4\uc0b0\ud558\uae30 \uc704\ud574 \ube44\uc624-\uc0ac\ubc14\ub974 \ubc95\uce59(Biot-Savart Law)\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc0ac\uac01\ud615 \ub8e8\ud504\uc758 \uac01 \ubcc0\uc744 \ub530\ub77c \ud750\ub974\ub294 \uc804\ub958\uc640 \uadf8 \uac70\ub9ac\uc5d0 \ub530\ub978 \uae30\uc5ec\ub97c \ubaa8\ub450 \ud569\uc0b0\ud558\uc5ec \uc911\uc2ec\uc5d0\uc11c\uc758 \uc790\uae30\uc7a5\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4. \uc0ac\uac01\ud615 \ub8e8\ud504\uc758 \uacbd\uc6b0, \uac01 \ubcc0\uc774 \ub3d9\uc77c\ud55c \uae30\uc5ec\ub97c \ud558\ubbc0\ub85c \uacc4\uc0b0\uc774 \ub2e4\uc18c \uac04\ub2e8\ud574\uc9c0\uae30\ub3c4 \ud569\ub2c8\ub2e4.<\/p>\n<p>&#8220;`latex<br \/>\n\\vec{B} = \\frac{\\mu_0}{4\\pi} I \\oint \\frac{d\\vec{l} \\times \\vec{r}}{|\\vec{r}|^3}<br \/>\n&#8220;`<\/p>\n<p>\uc5ec\uae30\uc11c \\( \\vec{B} \\)\ub294 \uc790\uae30\uc7a5, \\( \\mu_0 \\)\ub294 \uc9c4\uacf5\uc758 \ud22c\uc790\uc728, \\( I \\)\ub294 \uc804\ub958, \\( d\\vec{l} \\)\uc740 \ub8e8\ud504\uc758 \ubbf8\uc18c \uae38\uc774 \uc694\uc18c, \uadf8\ub9ac\uace0 \\( \\vec{r} \\)\uc740 \ud574\ub2f9 \uc694\uc18c\ub85c\ubd80\ud130 \uad00\uce21\uc810\uae4c\uc9c0\uc758 \ubca1\ud130\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc774 \uc2dd\uc744 \ud1b5\ud574 \ub8e8\ud504\uc758 \uac01 \ubd80\ubd84\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \uc790\uae30\uc7a5\uc758 \uac01 \uae30\uc5ec\ub97c \uacc4\uc0b0\ud558\uc5ec \uc804\uccb4 \uc790\uae30\uc7a5\uc744 \uad6c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc751\uc6a9<\/h2>\n<p>\uc0ac\uac01\ud615 \ub8e8\ud504\uc758 \uc911\uc2ec\uc5d0\uc11c\uc758 \uc790\uae30\uc7a5 \uacc4\uc0b0\uc740 \ub2e4\uc591\ud55c \uacf5\ud559\uc801 \uc751\uc6a9\uc5d0 \uc0ac\uc6a9\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc804\uc790\uae30 \uc720\ub3c4, \uc790\uae30 \ubd80\uc0c1 \uae30\uc220, \uc804\uc790\uae30 \ud638\ud658\uc131 \ud14c\uc2a4\ud2b8 \ub4f1\uc5d0\uc11c \uc911\uc694\ud569\ub2c8\ub2e4. \ub610\ud55c, \uc774\ub7ec\ud55c \uacc4\uc0b0\uc740 MRI(\uc790\uae30\uacf5\uba85\uc601\uc0c1) \uae30\uae30\uc758 \uc124\uacc4\uc5d0\ub3c4 \ud544\uc218\uc801\uc774\uba70, \uc815\ud655\ud55c \uc790\uae30\uc7a5 \ubd84\ud3ec\ub294 \uc774\ubbf8\uc9c0\uc758 \uc9c8\uc744 \uacb0\uc815\uc9d3\ub294 \uc911\uc694 \uc694\uc18c \uc911 \ud558\ub098\uc785\ub2c8\ub2e4.<\/p>\n<p>\ub354 \ub098\uc544\uac00, \uc774\ub7ec\ud55c \uae30\ubcf8 \uc6d0\ub9ac\ub97c \uc774\ud574\ud558\ub294 \uac83\uc740 \ubb3c\ub9ac\ud559\ubfd0\ub9cc \uc544\ub2c8\ub77c, \uc804\uc790\uacf5\ud559, \uae30\uacc4\uacf5\ud559 \ub4f1 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c\uc758 \ud601\uc2e0\uc801\uc778 \uc124\uacc4\uc640 \uae30\uc220 \uac1c\ubc1c\uc758 \uae30\ubc18\uc744 \ub9c8\ub828\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uacb0\ub860<\/h2>\n<p>\uc0ac\uac01\ud615 \ub8e8\ud504\uc758 \uc911\uc2ec\uc5d0\uc11c\uc758 \uc790\uae30\uc7a5 \uacc4\uc0b0\uc740 \uc804\uc790\uae30\ud559\uc5d0\uc11c \ub9e4\uc6b0 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