{"id":147548,"date":"2024-04-27T14:22:57","date_gmt":"2024-04-27T14:22:57","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ec%b4%88%ec%9d%8c%ed%8c%8c-%ec%95%95%eb%a0%a5-%ec%84%bc%ec%84%9c\/"},"modified":"2024-04-27T14:23:04","modified_gmt":"2024-04-27T14:23:04","slug":"%ec%b4%88%ec%9d%8c%ed%8c%8c-%ec%95%95%eb%a0%a5-%ec%84%bc%ec%84%9c","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%b4%88%ec%9d%8c%ed%8c%8c-%ec%95%95%eb%a0%a5-%ec%84%bc%ec%84%9c\/","title":{"rendered":"\ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c"},"content":{"rendered":"<p class=\"sidekick\">\ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c\uc5d0 \ub300\ud55c \uae30\ubcf8\uc801\uc778 \uc774\ud574\uc640 \uc6d0\ub9ac\ub97c \uc124\uba85\ud558\uba70, \uc758\ub8cc, \uc790\ub3d9\ucc28, \uc0b0\uc5c5 \ubd84\uc57c\uc5d0\uc11c \uadf8 \uc911\uc694\uc131\uacfc \ud65c\uc6a9\uc744 \ud574\uc124\ud569\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\ucd08\uc74c\ud30c-\uc555\ub825-\uc13c\uc11c.png\" alt=\"\ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c\"\/><\/p>\n<h2>\ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c\uc758 \uae30\ubcf8 \uc774\ud574<\/h2>\n<p>\ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c\ub294 \uc758\ub8cc, \uc790\ub3d9\ucc28, \uc0b0\uc5c5 \ub4f1 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc774 \uc13c\uc11c\ub294 \uace0\uc8fc\ud30c \uc18c\ub9ac \ud30c\ub3d9\uc778 \ucd08\uc74c\ud30c\ub97c \uc774\uc6a9\ud558\uc5ec \ubb3c\uc9c8\uc758 \uc555\ub825\uc744 \uc815\ubc00\ud558\uac8c \uce21\uc815\ud569\ub2c8\ub2e4. \uc774 \uae30\uc220\uc758 \uae30\ubcf8 \uc6d0\ub9ac\ub97c \uc774\ud574\ud558\ub824\uba74 \ucd08\uc74c\ud30c\uc640 \uc555\ub825 \uc13c\uc11c\uc5d0 \ub300\ud55c \uae30\ubcf8\uc801\uc778 \uc9c0\uc2dd\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n<h2>\ucd08\uc74c\ud30c\ub780 \ubb34\uc5c7\uc778\uac00?<\/h2>\n<p>\ucd08\uc74c\ud30c\ub780 \uc0ac\ub78c\uc758 \uadc0\uc5d0 \ub4e4\ub9ac\uc9c0 \uc54a\ub294 \ub192\uc740 \uc8fc\ud30c\uc218\uc758 \uc18c\ub9ac \ud30c\ub3d9\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uc778\uac04\uc758 \uccad\uac01 \ubc94\uc704\ub294 20Hz\uc5d0\uc11c 20kHz \uc0ac\uc774\uc778\ub370, \ucd08\uc74c\ud30c\ub294 \uc774\ub97c \ub118\ub294 20kHz \uc774\uc0c1\uc758 \uc8fc\ud30c\uc218\ub97c \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc758\ub8cc \ubd84\uc57c\uc5d0\uc11c\ub294 \uc9c4\ub2e8 \ubaa9\uc801\uc73c\ub85c \ud754\ud788 \uc0ac\uc6a9\ub418\uba70, \uc0b0\uc5c5\uc801\uc73c\ub85c\ub294 \ubb3c\uccb4\uc758 \uac70\ub9ac\ub97c \uce21\uc815\ud558\uac70\ub098 \ubb3c\uc9c8\uc758 \uc18d\uc131\uc744 \ubd84\uc11d\ud558\ub294 \ub370\uc5d0\ub3c4 \uc4f0\uc785\ub2c8\ub2e4.<\/p>\n<h2>\uc555\ub825 \uc13c\uc11c\uc758 \uc5ed\ud560<\/h2>\n<p>\uc555\ub825 \uc13c\uc11c\ub294 \uc555\ub825 \ubcc0\ud654\ub97c \uac10\uc9c0\ud558\uc5ec \uadf8 \uc815\ubcf4\ub97c \uc804\uae30 \uc2e0\ud638\ub85c \ubcc0\ud658\ud558\ub294 \uc7a5\uce58\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc13c\uc11c\ub294 \uc720\uccb4\ub098 \uae30\uccb4\uc758 \uc555\ub825\uc744 \uce21\uc815\ud558\uc5ec \uc5ec\ub7ec \uc0b0\uc5c5 \uc804\ubc18\uc5d0 \uac78\uccd0 \ubb3c\uccb4\uc758 \uc704\uce58, \uc18d\ub3c4, \uac00\uc18d\ub3c4 \ub4f1\uc744 \uc815\ubc00\ud558\uac8c \uc81c\uc5b4\ud560 \uc218 \uc788\ub294 \ub370\uc774\ud130\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<h2>\ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c\uc758 \uc791\ub3d9 \uc6d0\ub9ac<\/h2>\n<p>\ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c\ub294 \uc18c\uc790\uc778 \ud2b8\ub79c\uc2a4\ub4c0\uc11c\ub97c \uc774\uc6a9\ud558\uc5ec \uc804\uae30\uc801 \uc5d0\ub108\uc9c0\ub97c \uae30\uacc4\uc801 \uc5d0\ub108\uc9c0(\uc18c\ub9ac \ud30c\ub3d9)\ub85c \ubcc0\ud658\uc2dc\ud0a8 \ud6c4, \uc774 \uc18c\ub9ac \ud30c\ub3d9\uc774 \ud2b9\uc815 \ubb3c\uc9c8\uc5d0 \ubd80\ub52a\ud600 \ubc18\uc0ac\ub420 \ub54c\uae4c\uc9c0 \uac78\ub9ac\ub294 \uc2dc\uac04\uc744 \uce21\uc815\ud569\ub2c8\ub2e4. \uc555\ub825 \ubcc0\ud654\ub294 \uc774 \ubc18\uc0ac\ub41c \ud30c\ub3d9\uc758 \ud2b9\uc131 \ubcc0\ud654\ub97c \ud1b5\ud558\uc5ec \uac10\uc9c0\ub418\uba70, \ubcc0\ud658\ub41c \uc804\uae30 \uc2e0\ud638\ub85c \ucd9c\ub825\ub429\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uacfc\uc815\uc740 \uc544\ub798\uc758 \uc2dd\uc73c\ub85c \ub098\ud0c0\ub0bc \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<p>\\[ \uac70\ub9ac = \uc18d\ub3c4 * \uc2dc\uac04 \\ \/ \\ 2 \\]<\/p>\n<p>\uc704 \uc2dd\uc5d0\uc11c \uac70\ub9ac\ub294 \ucd08\uc74c\ud30c\uac00 \ud2b9\uc815 \ubb3c\uc9c8\uc5d0 \ub3c4\ub2ec\ud55c \ud6c4 \ubc18\uc0ac\ub418\uc5b4 \ub3cc\uc544\uc624\ub294 \uac70\ub9ac\uc774\uace0, \uc18d\ub3c4\ub294 \ucd08\uc74c\ud30c\uc758 \uc18d\ub3c4, \uc2dc\uac04\uc740 \ucd08\uc74c\ud30c\uac00 \uc655\ubcf5\ud558\ub294 \ub370 \uac78\ub9b0 \uc2dc\uac04\uc785\ub2c8\ub2e4. \ubc18\uc0ac\ub41c \ucd08\uc74c\ud30c\uc758 \uc138\uae30\ub098 \uc8fc\ud30c\uc218 \ubcc0\ud654\ub97c \ubd84\uc11d\ud558\uc5ec \ubb3c\uc9c8\uc758 \uc555\ub825\uc744 \uce21\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c\uc758 \ubaa9\uc801\uc5d0 \ub530\ub77c \ubcc0\uc870 \ubc29\uc2dd\uc774\ub098 \uac10\uc9c0 \ubc29\uc2dd\uc774 \ub2ec\ub77c\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac00\uc7a5 \ud754\ud788 \uc0ac\uc6a9\ub418\ub294 \ubcc0\uc870 \ubc29\uc2dd \uc911 \ud558\ub098\ub294 \ud384\uc2a4-\uc5d0\ucf54 \ubc29\uc2dd\uc73c\ub85c, \uc774\ub294 \ud384\uc2a4\ud615\ud0dc\uc758 \ucd08\uc74c\ud30c\ub97c \ubcf4\ub0b8 \ud6c4, \uadf8 \uc5d0\ucf54(\ubc18\uc0ac\ud30c)\ub97c \uac10\uc9c0\ud558\uc5ec \uc815\ubcf4\ub97c \uc5bb\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c\uc758 \uc751\uc6a9 \ubd84\uc57c<\/h2>\n<p>\ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c\ub294 \uadf8 \uc6a9\ub3c4\uac00 \ub9e4\uc6b0 \ub2e4\uc591\ud569\ub2c8\ub2e4. \uc758\ub8cc \ubd84\uc57c\uc5d0\uc11c\ub294 \ud608\ub958 \uce21\uc815 \ubc0f \uc2ec\uc7a5\uc758 \uae30\ub2a5\uc744 \ud3c9\uac00\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\uba70, \uc0b0\uc5c5 \ud604\uc7a5\uc5d0\uc11c\ub294 \uc720\uccb4\uc758 \ud750\ub984\uc774\ub098 \ud0f1\ud06c\uc758 \uc555\ub825\uc744 \ubaa8\ub2c8\ud130\ub9c1\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc790\ub3d9\ucc28\uc5d0\uc11c\ub294 \ud30c\ud0b9 \uc5b4\uc2dc\uc2a4\ud2b8 \uc2dc\uc2a4\ud15c \ub4f1\uc5d0 \ud65c\uc6a9\ub418\uc5b4 \uc6b4\uc804\uc790\uac00 \ucc28\ub7c9 \uc8fc\ubcc0\uc758 \uac70\ub9ac\ub97c \uc815\ubc00\ud558\uac8c \uc778\uc9c0\ud560 \uc218 \uc788\uac8c \ub3d5\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\uc758\ub8cc \uae30\uae30: \ucd08\uc74c\ud30c \uc601\uc0c1 \uc9c4\ub2e8, \ud608\ub958 \uce21\uc815\uae30<\/li>\n<li>\uc0b0\uc5c5 \uc790\ub3d9\ud654: \ud504\ub85c\uc138\uc2a4 \uc81c\uc5b4, \uc720\uccb4 \uc218\uc900 \uac10\uc9c0<\/li>\n<li>\uc790\ub3d9\ucc28 \uc0b0\uc5c5: \uc8fc\ucc28 \ubcf4\uc870 \uc2dc\uc2a4\ud15c, \ucda9\ub3cc \ubc29\uc9c0 \uc2dc\uc2a4\ud15c<\/li>\n<\/ul>\n<h2>\ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c\uc758 \uc7a5\uc810<\/h2>\n<p>\ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c\ub294 \ube44\uc811\ucd09\uc2dd \uce21\uc815\uc774 \uac00\ub2a5\ud558\uc5ec \ubb3c\uccb4\uc758 \uc190\uc0c1\uc774\ub098 \uc624\uc5fc \uc5c6\uc774 \uce21\uc815\uc774 \uac00\ub2a5\ud569\ub2c8\ub2e4. \ub610\ud55c \uace0\uc8fc\ud30c \ud2b9\uc131\uc73c\ub85c \uc778\ud574 \ub9e4\uc6b0 \uc815\ubc00\ud55c \uce21\uc815\uc774 \uac00\ub2a5\ud558\uace0, \uc791\uc740 \ud06c\uae30\uc758 \uc13c\uc11c\ub85c\ub3c4 \ub113\uc740 \ubc94\uc704\uc758 \uce21\uc815\uc774 \uc2e4\ud589\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc13c\uc11c\ub294 \ub0b4\uad6c\uc131\uc774 \uc88b\uace0 \uc720\uc9c0 \uad00\ub9ac\uac00 \uc26c\uc6cc \uc7a5\uae30\uc801\uc73c\ub85c \uacbd\uc81c\uc801\uc785\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\ube44\uc811\ucd09\uc2dd \uce21\uc815: \ubb3c\uccb4\uc5d0 \uc190\uc0c1\uc744 \uc8fc\uc9c0 \uc54a\uc74c<\/li>\n<li>\ub192\uc740 \uc815\ubc00\ub3c4: \uc138\ubc00\ud55c \uce21\uc815 \uac00\ub2a5<\/li>\n<li>\ub113\uc740 \uce21\uc815 \ubc94\uc704: \ub2e4\uc591\ud55c \ud658\uacbd\uc5d0 \uc801\uc6a9 \uac00\ub2a5<\/li>\n<li>\uacbd\uc81c\uc131: \ub0ae\uc740 \uc720\uc9c0\ubcf4\uc218 \ube44\uc6a9\uacfc \ub0b4\uad6c\uc131<\/li>\n<\/ul>\n<h2>\uacb0 \ub860<\/h2>\n<p>\ud604\ub300 \uae30\uc220\uc758 \ubc1c\uc804\uc5d0\ub294 \ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c\uac00 \uc911\uc694\ud55c \uad6c\uc131 \uc694\uc18c\uc785\ub2c8\ub2e4. \uc758\ub8cc, \uc0b0\uc5c5 \uc790\ub3d9\ud654, \uc790\ub3d9\ucc28 \uae30\uc220 \ub4f1 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \uadf8 \uac00\uce58\ub97c \uc778\uc815\ubc1b\uace0 \uc788\uc73c\uba70, \uc774\ub294 \uadf8 \uae30\ub2a5\uacfc \ud6a8\uc728\uc131 \ub355\ubd84\uc785\ub2c8\ub2e4. \uc815\ubc00\ud55c \ube44\uc811\ucd09\uc2dd \uce21\uc815\uc744 \ud1b5\ud574 \uc778\uac04\uc758 \uc0dd\ud65c\uc740 \ub354 \uce58\ubc00\ud558\uace0, \uc548\uc804\ud558\uba70, \ud3b8\ub9ac\ud574\uc9c8 \uc804\ub9dd\uc785\ub2c8\ub2e4. \ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c \uae30\uc220\uc758 \uc774\ud574\ub294 \uc774\ub7ec\ud55c \uc13c\uc11c\uac00 \uc5b4\ub5bb\uac8c \uc6b0\ub9ac \uc77c\uc0c1\uacfc \uc0b0\uc5c5\uc5d0 \uae0d\uc815\uc801\uc778 \uc601\ud5a5\uc744 \ub07c\uce58\ub294\uc9c0 \uc54c\ub9ac\ub294 \uc911\uc694\ud55c \uccab \uac78\uc74c\uc785\ub2c8\ub2e4. \uacfc\ud559\uacfc \uacf5\ud559\uc5d0 \ub300\ud55c \uafb8\uc900\ud55c \uad00\uc2ec\uacfc \ud559\uc2b5\uc740 \uc6b0\ub9ac\uac00 \uc138\uc0c1\uc744 \ub354\uc6b1 \uc798 \uc774\ud574\ud558\uace0, \ubc1c\uc804\uc2dc\ud0ac \uc218 \uc788\ub294 \uae30\ubc18\uc774 \ub429\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c\uc5d0 \ub300\ud55c \uae30\ubcf8\uc801\uc778 \uc774\ud574\uc640 \uc6d0\ub9ac\ub97c \uc124\uba85\ud558\uba70, \uc758\ub8cc, \uc790\ub3d9\ucc28, \uc0b0\uc5c5 \ubd84\uc57c\uc5d0\uc11c \uadf8 \uc911\uc694\uc131\uacfc \ud65c\uc6a9\uc744 \ud574\uc124\ud569\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":177724,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[88],"tags":[89],"class_list":["post-147548","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>\ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810<\/title>\n<meta name=\"description\" content=\"\ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c\uc5d0 \ub300\ud55c \uae30\ubcf8\uc801\uc778 \uc774\ud574\uc640 \uc6d0\ub9ac\ub97c \uc124\uba85\ud558\uba70, \uc758\ub8cc, \uc790\ub3d9\ucc28, \uc0b0\uc5c5 \ubd84\uc57c\uc5d0\uc11c \uadf8 \uc911\uc694\uc131\uacfc \ud65c\uc6a9\uc744 \ud574\uc124\ud569\ub2c8\ub2e4.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.electricity-magnetism.org\/ko\/%ec%b4%88%ec%9d%8c%ed%8c%8c-%ec%95%95%eb%a0%a5-%ec%84%bc%ec%84%9c\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810\" \/>\n<meta property=\"og:description\" content=\"\ucd08\uc74c\ud30c \uc555\ub825 \uc13c\uc11c\uc5d0 \ub300\ud55c \uae30\ubcf8\uc801\uc778 \uc774\ud574\uc640 \uc6d0\ub9ac\ub97c \uc124\uba85\ud558\uba70, \uc758\ub8cc, \uc790\ub3d9\ucc28, \uc0b0\uc5c5 \ubd84\uc57c\uc5d0\uc11c \uadf8 \uc911\uc694\uc131\uacfc \ud65c\uc6a9\uc744 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