{"id":51668,"date":"2023-05-22T05:55:25","date_gmt":"2023-05-22T05:55:25","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ec%95%95%ec%a0%84-%eb%b0%9c%ec%a0%84%ea%b8%b0%eb%8a%94-%ec%96%b4%eb%96%bb%ea%b2%8c-%ec%9e%91%eb%8f%99%ed%95%a9%eb%8b%88%ea%b9%8c\/"},"modified":"2023-11-02T06:11:32","modified_gmt":"2023-11-02T06:11:32","slug":"%ec%95%95%ec%a0%84-%eb%b0%9c%ec%a0%84%ea%b8%b0%eb%8a%94-%ec%96%b4%eb%96%bb%ea%b2%8c-%ec%9e%91%eb%8f%99%ed%95%a9%eb%8b%88%ea%b9%8c","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%95%95%ec%a0%84-%eb%b0%9c%ec%a0%84%ea%b8%b0%eb%8a%94-%ec%96%b4%eb%96%bb%ea%b2%8c-%ec%9e%91%eb%8f%99%ed%95%a9%eb%8b%88%ea%b9%8c\/","title":{"rendered":"\uc555\uc804 \ubc1c\uc804\uae30\ub294 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud569\ub2c8\uae4c?"},"content":{"rendered":"<p class=\"sidekick\">\uc555\uc804 \ubc1c\uc804\uae30\uc758 \uc6d0\ub9ac\uc640 \uc791\ub3d9 \ubc29\uc2dd\uc744 \ud0d0\uad6c\ud558\uba70, \uc774 \uae30\uc220\uc758 \uc7a5\ub2e8\uc810 \ubc0f \ub2e4\uc591\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0 \ub300\ud55c \uc815\ubcf4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \ubbf8\ub798\uc758 \uc9c0\uc18d \uac00\ub2a5\ud55c \uc5d0\ub108\uc9c0 \uc18c\uc2a4\ub85c\uc758 \uac00\ub2a5\uc131 \ud0d0\uc0c9.<\/p>\n<h2>\uc555\uc804 \ubc1c\uc804\uae30\uc758 \uc6d0\ub9ac\uc640 \uc791\ub3d9 \ubc29\uc2dd<\/h2>\n<p>\uc555\uc804 \ubc1c\uc804\uae30\ub294 \uc555\uc804 \ud6a8\uacfc\ub97c \uc774\uc6a9\ud558\uc5ec \uc804\uae30 \uc5d0\ub108\uc9c0\ub97c \uc0dd\uc131\ud558\ub294 \uc7a5\uce58\uc785\ub2c8\ub2e4. \uc555\uc804 \ud6a8\uacfc\ub780, \ud2b9\uc815 \ubb3c\uc9c8\uc5d0 \uc555\ub825\uc744 \uac00\ud558\uba74 \uc804\uae30 \ubd84\uadf9\uc774 \uc77c\uc5b4\ub098\uc11c \uc591\ucabd\uba74\uc5d0 \uc804\ud558\uac00 \uc0dd\uc131\ub418\ub294 \ud604\uc0c1\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uc774 \ud604\uc0c1\uc740 \uc77c\ubd80 \uacb0\uc815\uccb4 \uad6c\uc870\ub97c \uac00\uc9c4 \ubb3c\uc9c8\uc5d0\uc11c\ub9cc \ubc1c\uc0dd\ud558\ub294\ub370, \ub300\ud45c\uc801\uc73c\ub85c \uc11d\uc601\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc555\uc804 \ubc1c\uc804\uae30\uc758 \uc8fc\uc694 \uad6c\uc131 \uc694\uc18c\ub294 \uc555\uc804 \uc18c\uc7ac\uc640 \uc804\uadf9\uc73c\ub85c \uad6c\uc131\ub41c \uc555\uc804 \uc18c\uc790\uc785\ub2c8\ub2e4. \uc555\uc804 \uc18c\uc7ac\ub294 \uc678\ubd80\uc5d0\uc11c \ubc1b\ub294 \uc555\ub825\uc5d0 \ub530\ub77c \uc804\ud558\ub97c \uc0dd\uc131\ud558\uba70, \uc774\ub807\uac8c \uc0dd\uc131\ub41c \uc804\ud558\ub294 \uc804\uadf9\uc744 \ud1b5\ud574 \ucd94\ucd9c\ub429\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc555\uc804 \ubc1c\uc804\uae30\ub294 \uae30\uacc4\uc801\uc778 \uc5d0\ub108\uc9c0\ub97c \uc804\uae30 \uc5d0\ub108\uc9c0\ub85c \ubcc0\ud658\ud558\ub294 \uc7a5\uce58\ub85c \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li><b>\uc555\uc804 \uc18c\uc7ac:<\/b> \uc11d\uc601, PZT(\ud0c0\uc774\ud0c0\ub124\uc774\ud2b8 \uc9c0\ub974\ucf54\ub124\uc774\ud2b8), \ubc0f \ub2e4\ub978 \uc555\uc804 \ud6a8\uacfc\ub97c \uac00\uc9c4 \uc138\ub77c\ubbf9 \ubb3c\uc9c8\ub4e4\uc774 \uc774\uc5d0 \ud574\ub2f9\ud569\ub2c8\ub2e4.<\/li>\n<li><b>\uc804\uadf9:<\/b> \uc555\uc804 \uc18c\uc7ac\uc758 \uc591\uba74\uc5d0 \ubd80\ucc29\ub418\uc5b4, \uc555\uc804 \ud6a8\uacfc\ub85c \uc0dd\uc131\ub41c \uc804\ud558\ub97c \uc678\ubd80 \ud68c\ub85c\ub85c \uc804\ub2ec\ud558\ub294 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc555\uc804 \ubc1c\uc804\uae30\uc758 \uc791\ub3d9 \uc6d0\ub9ac\ub294 \ub9e4\uc6b0 \ub2e8\uc21c\ud569\ub2c8\ub2e4. \uae30\uacc4\uc801 \uc555\ub825\uc774\ub098 \uc9c4\ub3d9 \ub4f1\uc758 \uc678\ubd80 \ud798\uc744 \uc555\uc804 \uc18c\uc7ac\uc5d0 \uac00\ud558\uba74, \uc555\uc804 \ud6a8\uacfc\ub85c \uc778\ud574 \uc804\ud558\uac00 \uc0dd\uc131\ub429\ub2c8\ub2e4. \uc774 \uc804\ud558\ub294 \uc804\uadf9\uc744 \ud1b5\ud574 \uc678\ubd80 \ud68c\ub85c\ub85c \uc804\ub2ec\ub418\uba70, \uc774\ub97c \ud1b5\ud574 \uc804\uae30 \uc5d0\ub108\uc9c0\ub97c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc774\ub7ec\ud55c \uc555\uc804 \ubc1c\uc804\uae30\ub294 \ub2e4\uc591\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uba74, \ubc1c\uc804\uc18c\uc758 \ubc1c\uc804 \ud130\ube48\uc5d0\uc11c \ub098\uc624\ub294 \uc9c4\ub3d9\uc744 \uc804\uae30 \uc5d0\ub108\uc9c0\ub85c \ubcc0\ud658\ud558\uac70\ub098, \uad50\ud1b5 \uc218\ub2e8\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \uc9c4\ub3d9\uc744 \ud65c\uc6a9\ud558\uc5ec \ucda9\uc804 \uc7a5\uce58\uc758 \uc804\uc6d0\uc744 \uacf5\uae09\ud558\ub294\ub370 \uc0ac\uc6a9\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c, \uc18c\ud615\ud654\ub41c \uc555\uc804 \ubc1c\uc804\uae30\ub294 \uc6e8\uc5b4\ub7ec\ube14 \uae30\uae30\ub098 \uc13c\uc11c\uc758 \uc804\uc6d0 \uacf5\uae09\uc6d0\uc73c\ub85c\ub3c4 \ud65c\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<h2>\uc555\uc804 \ubc1c\uc804\uae30\uc758 \uc751\uc6a9 \ubd84\uc57c\uc640 \uc7a5\ub2e8\uc810<\/h2>\n<p>\uc555\uc804 \ubc1c\uc804\uae30\uc758 \uae30\uc220\uc740 \uc9c0\uc18d\uc801\uc778 \ubc1c\uc804\uc744 \uac70\ub4ed\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ud2b9\ud788, \uc7ac\uc0dd \uac00\ub2a5\ud55c \uc5d0\ub108\uc9c0 \uc6d0\ucc9c\uc73c\ub85c\uc11c\uc758 \uac00\ub2a5\uc131\uc774 \ub192\uc544\uc9c0\uace0 \uc788\uc5b4 \ub9ce\uc740 \uc5f0\uad6c\uc640 \ud22c\uc790\uac00 \uc9c4\ud589\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc555\uc804 \ubc1c\uc804\uae30\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uc8fc\uc694\ud55c \uc7a5\uc810\uc774 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<ul>\n<li><b>\ucef4\ud329\ud2b8\ud55c \ub514\uc790\uc778:<\/b> \uc791\uc740 \ud06c\uae30\ub85c \uc81c\uc791 \uac00\ub2a5\ud558\uc5ec, \uc81c\ud55c\ub41c \uacf5\uac04\uc5d0\uc11c\ub3c4 \uc124\uce58\uc640 \uc6b4\uc6a9\uc774 \uac00\ub2a5\ud569\ub2c8\ub2e4.<\/li>\n<li><b>\uc800\uc720\uc9c0\ube44:<\/b> \uc6c0\uc9c1\uc774\ub294 \ubd80\ud488\uc774 \uc5c6\uae30 \ub54c\ubb38\uc5d0 \uc815\ube44 \ubc0f \uc720\uc9c0\ubcf4\uc218 \ube44\uc6a9\uc774 \ub0ae\uc2b5\ub2c8\ub2e4.<\/li>\n<li><b>\ud658\uacbd \uce5c\ud654\uc801:<\/b> \ud654\uc11d 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