{"id":147967,"date":"2024-04-27T15:20:45","date_gmt":"2024-04-27T15:20:45","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%eb%a6%ac%eb%93%9c-%ec%8a%a4%ec%9c%84%ec%b9%98\/"},"modified":"2024-04-27T15:20:46","modified_gmt":"2024-04-27T15:20:46","slug":"%eb%a6%ac%eb%93%9c-%ec%8a%a4%ec%9c%84%ec%b9%98","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%eb%a6%ac%eb%93%9c-%ec%8a%a4%ec%9c%84%ec%b9%98\/","title":{"rendered":"\ub9ac\ub4dc \uc2a4\uc704\uce58"},"content":{"rendered":"<p class=\"sidekick\">\ub9ac\ub4dc \uc2a4\uc704\uce58\uc758 \uc6d0\ub9ac\uc640 \uc0ac\uc6a9 \ubc29\ubc95\uc744 \uc124\uba85\ud558\ub294 \uae30\uc0ac\ub85c, \uc790\uae30\uc7a5\uc774 \uac10\uc9c0\ub418\uba74 \uc804\uae30 \ud68c\ub85c\ub97c \uc5f0\uacb0\ud558\ub294 \ubbfc\uac10\ud55c \uc2a4\uc704\uce58\uc758 \uad6c\uc870\uc640 \uc751\uc6a9 \ubd84\uc57c\ub97c \uc790\uc138\ud788 \ub2e4\ub8f9\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\ub9ac\ub4dc-\uc2a4\uc704\uce58.png\" alt=\"\ub9ac\ub4dc \uc2a4\uc704\uce58\"\/><\/p>\n<h2>\ub9ac\ub4dc \uc2a4\uc704\uce58\uc758 \uae30\ubcf8 \uc6d0\ub9ac\uc640 \uc791\ub3d9 \ubc29\uc2dd<\/h2>\n<p>\ub9ac\ub4dc \uc2a4\uc704\uce58\ub294 \uc804\uae30 \ud68c\ub85c\ub97c \uc5f4\uac70\ub098 \ub2eb\ub294\ub370 \uc0ac\uc6a9\ud558\ub294 \uac04\ub2e8\ud55c \uc804\uc790\uae30\uc801 \uc2a4\uc704\uce58 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc790\uae30\uc7a5\uc758 \uc874\uc7ac \uc5ec\ubd80\uc5d0 \ubc18\uc751\ud558\uc5ec \uc804\uae30\uc801\uc73c\ub85c \uc5f0\uacb0 \ud639\uc740 \ubd84\ub9ac\ub418\ub294 \ud2b9\ubcc4\ud55c \ucca0\uc0ac\ub85c \uad6c\uc131\ub418\uc5b4 \uc788\uc73c\uba70, \uc774\ub294 \ub9e4\uc6b0 \ubbfc\uac10\ud558\uace0 \uc2e0\ub8b0\ub3c4 \ub192\uc740 \uc791\ub3d9\uc744 \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4. \uc774 \uae30\uae30\ub294 \uc27d\uac8c \ub9d0\ud574 \ub450 \uac1c\uc758 \uae08\uc18d \uc811\ucd09\uc774 \ub4e4\uc5b4\uc788\ub294 \uc720\ub9ac\uad00\uc73c\ub85c, \uc790\uae30\uc7a5\uc774 \uac00\uae4c\uc774 \ub2e4\uac00\uc624\uba74 \uc811\ucd09\ub4e4\uc774 \uc11c\ub85c \ub2ff\uac8c \ub429\ub2c8\ub2e4.<\/p>\n<p>\ub9ac\ub4dc \uc2a4\uc704\uce58\uc758 \ud575\uc2ec \uc694\uc18c\ub294 \ub0b4\ubd80\uc5d0 \uc704\uce58\ud55c \ub9ac\ub4dc\ub77c\uace0 \ubd88\ub9ac\ub294 \uae08\uc18d \uc2a4\ud2b8\ub9bd\uc785\ub2c8\ub2e4. \uc774 \uae08\uc18d \uc2a4\ud2b8\ub9bd\ub4e4\uc740 \ud1b5\uc0c1\uc801\uc73c\ub85c \ucca0\uacfc \ub2c8\ucf08\uc758 \ud569\uae08\uc778 \uc778\ubc14(Invar)\ub85c \ub9cc\ub4e4\uc5b4\uc9c0\uba70, \uadf8 \ub05d\uc774 \uc11c\ub85c \uac00\uae4c\uc774 \uc704\uce58\ud558\uc9c0\ub9cc \uc811\ucd09\ud558\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4. \uc2a4\uc704\uce58\uac00 \uc790\uae30\uc7a5 \ub0b4\uc5d0 \uc704\uce58\ud558\uac8c \ub418\uba74 \ub9ac\ub4dc\ub4e4\uc740 \uc790\uae30\uc7a5\uc758 \ud798\uc73c\ub85c \uc778\ud574 \uc11c\ub85c \ub2f9\uaca8\uc9c0\uac8c \ub418\uc5b4 \uc804\uae30\uc801 \uc811\ucd09\uc744 \ub9cc\ub4e4\uc5b4\ub0c5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud604\uc0c1\uc740 \ube44\uad50\uc801 \uc57d\ud55c \uc790\uae30\uc7a5\uc5d0\uc11c\ub3c4 \uc77c\uc5b4\ub0a0 \uc218 \uc788\uc5b4 \ub9ac\ub4dc \uc2a4\uc704\uce58\ub97c \ub9e4\uc6b0 \ubbfc\uac10\ud55c \uc13c\uc2f1 \uc7a5\uce58\ub85c \ub9cc\ub4e4\uc5b4\uc90d\ub2c8\ub2e4.<\/p>\n<p>\ub9ac\ub4dc \uc2a4\uc704\uce58\uc758 \uc791\ub3d9\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4: \uc720\ub9ac\uad00 \uc548\uc5d0 \uc788\ub294 \ub450\uac1c\uc758 \ub9ac\ub4dc\uac00 \uc790\uae30\uc7a5\uc5d0 \ub178\ucd9c\ub420 \ub54c, \uadf8\ub4e4 \uc0ac\uc774\uc5d0 \uc788\ub294 \uc790\uae30\ub825\uc73c\ub85c \uc778\ud574 \uc11c\ub85c \ub2f9\uaca8\uc838 \uc5f0\uacb0\ub429\ub2c8\ub2e4. \uc774\ub807\uac8c \uc5f0\uacb0\ub41c \ub9ac\ub4dc\ub294 \uc804\uae30 \uc2e0\ud638 \ud639\uc740 \uc804\ub958\ub97c \ud1b5\uacfc\uc2dc\ud0ac \uc218 \uc788\uac8c \ub418\uc5b4 &#8216;\ud3d0\uc1c4(closed)&#8217; \uc0c1\ud0dc\uac00 \ub429\ub2c8\ub2e4. \ubc18\ub300\ub85c, \uc790\uae30\uc7a5\uc774 \uc81c\uac70\ub418\uba74 \ub9ac\ub4dc\ub4e4\uc740 \ub354 \uc774\uc0c1 \uc11c\ub85c \uc5f0\uacb0\ub418\uc9c0 \uc54a\uc73c\uba70 \uc774 &#8216;\uac1c\ubc29(open)&#8217; \uc0c1\ud0dc\uc5d0\uc11c\ub294 \uc804\ub958\uac00 \ud750\ub974\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\ud3d0\uc1c4 \uc0c1\ud0dc: \uc790\uae30\uc7a5 \uc874\uc7ac \u2192 \ub9ac\ub4dc\ub07c\ub9ac \uc811\ucd09 \u2192 \ud68c\ub85c \uc5f0\uacb0<\/li>\n<li>\uac1c\ubc29 \uc0c1\ud0dc: \uc790\uae30\uc7a5 \uc5c6\uc74c \u2192 \ub9ac\ub4dc \ubbf8\uc811\ucd09 \u2192 \ud68c\ub85c \ub2e8\uc808<\/li>\n<\/ul>\n<p>\ub9ac\ub4dc \uc2a4\uc704\uce58\ub294 \uadf8 \uac04\ub2e8\ud55c \uad6c\uc870\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 \ub2e4\uc591\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \ub110\ub9ac \uc774\uc6a9\ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uacbd\ubcf4 \uc2dc\uc2a4\ud15c, \uc790\ub3d9\ucc28\uc758 \uc704\uce58 \uac10\uc9c0, \uac00\uc815\uc6a9 \uc804\uae30 \uae30\uae30\uc758 \uc804\ub825 \uc81c\uc5b4 \ub4f1\uc5d0\uc11c \uc8fc\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ud2b9\ud788 \uc720\ub9ac\uad00 \uc548\uc5d0 \ubc00\ubd09\ub418\uc5b4 \uc788\uae30 \ub54c\ubb38\uc5d0 \uba3c\uc9c0\ub098 \uc2b5\uae30\ub85c\ubd80\ud130 \ubcf4\ud638\ub418\uba70, \uc774\ub294 \uc2e0\ub8b0\uc131\uacfc \uc218\uba85\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n<p>\ub9ac\ub4dc \uc2a4\uc704\uce58\uc758 \ubbfc\uac10\ub3c4\ub294 \uc0ac\uc6a9\ub418\ub294 \uc790\uc11d\uc758 \uc720\ud615 \ubc0f \ub9ac\ub4dc \uc790\uccb4\uc758 \uc7ac\uc9c8\uacfc \ud06c\uae30\uc5d0 \uc758\ud574\uc11c\ub3c4 \ub2ec\ub77c\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc790\uc11d\uc774 \uac15\ub825\ud560\uc218\ub85d \uc2a4\uc704\uce58\uac00 \uac1c\ud3d0\ub418\uae30 \uc704\ud55c \uc790\uae30\uc7a5\uc758 \uac15\ub3c4\ub294 \ub0ae\uc544\uc9c8 \uc218 \uc788\uc73c\uba70, \ub9ac\ub4dc\uc758 \ud06c\uae30\uac00 \ud06c\uace0 \uae08\uc18d\uc758 \uc790\uae30 \ud2b9\uc131\uc774 \ub6f0\uc5b4\ub0a0\uc218\ub85d \ub354\uc6b1 \ubbfc\uac10\ud55c \ubc18\uc751\uc744 \ubcf4\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\ub9ac\ub4dc \uc2a4\uc704\uce58\uc758 \uc7a5\ub2e8\uc810<\/h2>\n<p>\ubaa8\ub4e0 \uc804\uc790 \uc7a5\uce58\uc640 \ub9c8\ucc2c\uac00\uc9c0\ub85c \ub9ac\ub4dc \uc2a4\uc704\uce58\ub3c4 \uc7a5\ub2e8\uc810\uc774 \uc874\uc7ac\ud569\ub2c8\ub2e4. \uc7a5\uc810\uc73c\ub85c\ub294 \ub192\uc740 \uc2e0\ub8b0\uc131, \uae34 \uc218\uba85, \uadf8\ub9ac\uace0 \uac04\ub2e8\ud55c \uad6c\uc870\ub85c \uc778\ud574 \ub0ae\uc740 \ube44\uc6a9\uc774 \ub300\ud45c\uc801\uc785\ub2c8\ub2e4. \ub610\ud55c, \ub9ac\ub4dc \uc2a4\uc704\uce58\ub294 \uae30\uacc4\uc801 \ub9c8\ubaa8\uac00 \uac70\uc758 \uc5c6\uc5b4 \uc808\uc5f0\uc131\uc774 \uc720\uc9c0\ub418\uba70, \ube44\uc811\ucd09\uc2dd \uc2a4\uc704\uce6d\uc73c\ub85c \uc778\ud574 \uc2a4\ud30c\ud06c\uac00 \ubc1c\uc0dd\ud558\uc9c0 \uc54a\uc544 \ud3ed\ubc1c\uc774 \uc6b0\ub824\ub418\ub294 \ud658\uacbd\uc5d0\uc11c \uc0ac\uc6a9\ud558\uae30\uc5d0 \uc548\uc804\ud569\ub2c8\ub2e4. \ud55c\ud3b8\uc73c\ub85c\ub294 \uc790\uae30\uc7a5\uc5d0\ub9cc \ubc18\uc751\ud55c\ub2e4\ub294 \ud2b9\uc131 \ub54c\ubb38\uc5d0 \uc5c9\ub6b1\ud55c \uc790\uae30\uc7a5\uc774 \uac04\uc12d\ud560 \uacbd\uc6b0 \uc6d0\uce58 \uc54a\ub294 \uc791\ub3d9\uc744 \ud558\uac8c \ub420 \uc704\ud5d8\uc774 \uc788\uc73c\uba70, \uac15\ud55c \ucda9\uaca9\uc774\ub098 \uc9c4\ub3d9\uc5d0 \uc57d\ud55c \ub2e8\uc810\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\ub9ac\ub4dc \uc2a4\uc704\uce58\uc758 \uc751\uc6a9 \uc608\uc81c<\/h2>\n<p>\ub9ac\ub4dc \uc2a4\uc704\uce58\ub294 \uc77c\uc0c1\uc0dd\ud65c \uc18d\uc5d0\uc11c \ub2e4\uc591\ud55c \ubc29\uc2dd\uc73c\ub85c \uc751\uc6a9\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc2ec\ud50c\ud55c \ub3c4\uc5b4 \uc13c\uc11c\ub85c \uc0ac\uc6a9\ub418\uc5b4 \ubb38\uc774 \uc5f4\ub9ac\uba74 \uacbd\ubcf4\uac00 \uc6b8\ub9ac\ub294 \ubc29\uc2dd\uc73c\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ub610\ud55c, \uc790\ub3d9\ucc28\uc758 \uc5ec\ub7ec \uc704\uce58\ub97c \uac10\uc9c0\ud558\uc5ec \ud544\uc694\ud55c \uae30\ub2a5\uc744 \uc791\ub3d9\uc2dc\ud0a4\uae30\ub3c4 \ud558\uace0, \uc790\uc804\uac70\uc758 \uc18d\ub3c4\uacc4\uc5d0\uc11c\ub294 \ud720\uc5d0 \ubd80\ucc29\ub41c \uc790\uc11d\uc774 \uc9c0\ub098\uac08 \ub54c\ub9c8\ub2e4 \ub9ac\ub4dc \uc2a4\uc704\uce58\uac00 \ub2eb\ud600\uc11c \ud68c\uc804\uc218\ub97c \uce21\uc815\ud558\ub294\ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc774\ub807\uac8c \uc6b0\ub9ac\ub294 \uc77c\uc0c1\uc5d0\uc11c\ub3c4 \ub9ac\ub4dc \uc2a4\uc704\uce58\uc758 \ub2e4\uc591\ud55c \ud65c\uc6a9\uc744 \ud1b5\ud574 \uc0dd\ud65c\uc758 \ud3b8\ub9ac\ud568\uc744 \ub204\ub9ac\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uacb0\ub860<\/h2>\n<p>\ub9ac\ub4dc \uc2a4\uc704\uce58\ub294 \uadf8 \uc791\ub3d9 \uc6d0\ub9ac\uac00 \ub2e8\uc21c\ud568\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0, \uadf8\uac83\uc774 \uac00\uc838\ub2e4\uc8fc\ub294 \ubbfc\uac10\uc131\uacfc \uc2e0\ub8b0\uc131\uc740 \ub9e4\uc6b0 \ub2e4\uc591\ud55c \uacf3\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc790\uae30\uc7a5\uc774\ub77c\ub294 \ubb34\ud615\uc758 \ud798\uc744 \uc774\uc6a9\ud574 \uc2e0\ud638\ub97c \uc804\ub2ec\ud558\uace0, \uae30\uacc4\uc801\uc778 \uc791\ub3d9 \ubd80\ubd84 \uc5c6\uc774 \uc804\uae30\uc801 \uc0c1\ud0dc\ub97c \uc81c\uc5b4\ud55c\ub2e4\ub294 \uc810\uc5d0\uc11c, \ub9ac\ub4dc \uc2a4\uc704\uce58\ub294 \ud604\ub300 \uc804\uc790\uacf5\ud559\uc5d0\uc11c \uc911\uc694\ud55c \uae30\ubcf8 \ubd80\ud488 \uc911 \ud558\ub098\ub85c \uc790\ub9ac\uc7a1\uc558\uc2b5\ub2c8\ub2e4. \uc55e\uc73c\ub85c\ub3c4 \uc774\ub7ec\ud55c \ud2b9\uc9d5\uc744 \uc0b4\ub824 \ub354\uc6b1 \ucca8\ub2e8\ud654\ub41c \uae30\uc220\uc5d0 \uc751\uc6a9\ub420 \uac00\ub2a5\uc131\uc774 \ub192\uc73c\uba70, \uc6b0\ub9ac \uc77c\uc0c1\uc5d0 \ub354 \ub9ce\uc740 \ud61c\ud0dd\uc744 \uac00\uc838\ub2e4\uc904 \uac83\uc73c\ub85c \uae30\ub300\ub429\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ub9ac\ub4dc \uc2a4\uc704\uce58\uc758 \uc6d0\ub9ac\uc640 \uc0ac\uc6a9 \ubc29\ubc95\uc744 \uc124\uba85\ud558\ub294 \uae30\uc0ac\ub85c, \uc790\uae30\uc7a5\uc774 \uac10\uc9c0\ub418\uba74 \uc804\uae30 \ud68c\ub85c\ub97c \uc5f0\uacb0\ud558\ub294 \ubbfc\uac10\ud55c \uc2a4\uc704\uce58\uc758 \uad6c\uc870\uc640 \uc751\uc6a9 \ubd84\uc57c\ub97c \uc790\uc138\ud788 \ub2e4\ub8f9\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":181431,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[88],"tags":[89],"class_list":["post-147967","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":"<!-- This site is optimized with the Yoast SEO plugin v17.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\ub9ac\ub4dc \uc2a4\uc704\uce58 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 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