{"id":148688,"date":"2024-04-27T17:05:28","date_gmt":"2024-04-27T17:05:28","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/"},"modified":"2024-04-27T17:05:36","modified_gmt":"2024-04-27T17:05:36","slug":"%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/","title":{"rendered":"\uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138"},"content":{"rendered":"

\uc774\ud574\ud558\uae30 \uc26c\uc6b4 \uac00\uc774\ub4dc\ub85c \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uae30\ub2a5, \uc555\uc804 \ud6a8\uacfc\ub97c \uc774\uc6a9\ud55c \uc791\ub3d9 \uc6d0\ub9ac, \ucffc\uce20\uc758 \uc5ed\ud560 \ubc0f \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uc804\uae30\uc801 \ubaa8\ub378\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n

\"\uc9c4\ub3d9\uc790<\/p>\n

\uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uae30\ubcf8 \uc774\ud574<\/h2>\n

\uc804\uc790 \uae30\uae30\uc758 \uc2ec\uc7a5\uc774\ub77c\uace0 \ud560 \uc218 \uc788\ub294 \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138(Crystal Oscillator)<\/strong>\uc740 \ud604\ub300\uc758 \ub2e4\uc591\ud55c \uae30\uc220\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc2dc\uacc4\ubd80\ud130 \ucef4\ud4e8\ud130, \uc2a4\ub9c8\ud2b8\ud3f0\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0 \uc815\ud655\ud55c \uc2dc\uac04\uacfc \uc8fc\ud30c\uc218\ub97c \uc81c\uacf5\ud558\ub294 \ub370 \ud544\uc218\uc801\uc778 \uc694\uc18c\uc8e0. \uc774 \uc791\uc740 \ubd80\ud488\uc774 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud558\ub294\uc9c0, \uadf8\ub9ac\uace0 \uc65c \uc774\ub807\uac8c \uc911\uc694\ud55c\uc9c0\ub97c \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n

\uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uc791\ub3d9 \uc6d0\ub9ac<\/h2>\n

\uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc740 \uc555\uc804 \ud6a8\uacfc(Piezoelectric effect)<\/strong>\ub77c\ub294 \ubb3c\ub9ac\uc801 \ud604\uc0c1\uc744 \uc774\uc6a9\ud569\ub2c8\ub2e4. \uc555\uc804 \ud6a8\uacfc\ub780 \uc77c\ubd80 \uc7ac\ub8cc\ub4e4\uc774 \ubb3c\ub9ac\uc801\uc778 \uc555\ub825\uc744 \ubc1b\uc558\uc744 \ub54c \uc804\uae30\uc801 \uc804\ud558\ub97c \uc0dd\uc131\ud558\ub294 \ud2b9\uc131\uc744 \ub9d0\ud569\ub2c8\ub2e4. \ubc18\ub300\ub85c, \uc774\ub7ec\ud55c \uc7ac\ub8cc\uc5d0 \uc804\uae30\uc7a5\uc744 \uac00\ud558\uba74 \uc7ac\ub8cc\uac00 \uc555\ucd95\ub418\uac70\ub098 \ud33d\ucc3d\ud558\uac8c \ub429\ub2c8\ub2e4. \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc5d0\uc11c \uac00\uc7a5 \ud754\ud788 \uc0ac\uc6a9\ub418\ub294 \uc7ac\ub8cc\ub294 \ucffc\uce20(Quartz)<\/strong>\uc785\ub2c8\ub2e4. \ucffc\uce20\ub294 \ub192\uc740 \uc548\uc815\uc131\uacfc \uc555\uc804 \ud6a8\uacfc\uac00 \ub6f0\uc5b4\ub098\uae30 \ub54c\ubb38\uc5d0 \uc774\uc0c1\uc801\uc778 \uc7ac\ub8cc\ub85c \uac04\uc8fc\ub429\ub2c8\ub2e4.<\/p>\n

\uc774 \ud06c\ub9ac\uc2a4\ud138\uc740 \uc804\uae30\uc801 \uc2e0\ud638\ub97c \ubc1b\uc73c\uba74 \ud2b9\uc815\ud55c \uc8fc\ud30c\uc218\ub85c \uc9c4\ub3d9\ud558\uac8c \ub429\ub2c8\ub2e4. \uc774 \uc9c4\ub3d9\uc740 \ub9e4\uc6b0 \uc815\ud655\ud558\uace0 \ubc18\ubcf5\uc131\uc774 \ub192\uae30 \ub54c\ubb38\uc5d0 \uc2dc\uacc4\ub098 \uc804\uc790 \uc7a5\ube44\uc5d0\uc11c \ud0c0\uc774\ubc0d\uc744 \uc81c\uc5b4\ud558\ub294 \ub370 \uc774\uc0c1\uc801\uc785\ub2c8\ub2e4. \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uc9c4\ub3d9 \uc8fc\ud30c\uc218\ub294 \uacf5\uc9c4 \uc8fc\ud30c\uc218(Resonant Frequency)<\/strong>\ub77c\uace0 \ud558\uba70, \uc774\ub294 \ud06c\ub9ac\uc2a4\ud138\uc758 \ud06c\uae30\uc640 \ub450\uaed8, \uadf8\ub9ac\uace0 \uc7ac\uc9c8\uc5d0 \uc758\ud574 \uacb0\uc815\ub429\ub2c8\ub2e4.<\/p>\n

\uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uc804\uae30\uc801 \ubaa8\ub378<\/h2>\n

\uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \ub3d9\uc791\uc744 \uc774\ud574\ud558\uae30 \uc704\ud574\uc11c\ub294 \uac04\ub2e8\ud55c \uc804\uae30\uc801 \ubaa8\ub378\uc744 \uc0b4\ud3b4\ubcfc \ud544\uc694\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \ubaa8\ub378\uc740 \uc720\uc0ac \uc778\ub355\ud134\uc2a4(L1<\/sub>)<\/u>, \uc720\uc0ac \ucee4\ud328\uc2dc\ud134\uc2a4(C1<\/sub>)<\/u>, \uadf8\ub9ac\uace0 \uc720\uc0ac \uc800\ud56d(R1<\/sub>)<\/u>\uc73c\ub85c \uad6c\uc131\ub41c \uc0c1\uc0ac\ud68c\ub85c\ub97c \ud3ec\ud568\ud569\ub2c8\ub2e4. \ub610\ud55c \ub3d9\uc870 \ucee4\ud328\uc2dc\ud134\uc2a4(C0<\/sub>)<\/u>\ub3c4 \ud3ec\ud568\ub418\uc5b4 \uc788\ub294\ub370, \uc774\ub294 \ud06c\ub9ac\uc2a4\ud138 \uc804\uccb4\uc758 \uc815\uc804\uc6a9\ub7c9\uc744 \ub300\ud45c\ud569\ub2c8\ub2e4. \ud06c\ub9ac\uc2a4\ud138\uc758 \uacf5\uc9c4 \uc8fc\ud30c\uc218\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uacf5\uc2dd\uc73c\ub85c \ub098\ud0c0\ub0bc \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n

    \n
  • \ubcd1\ub82c \uacf5\uc9c4 \uc8fc\ud30c\uc218 (fp<\/sub>)\ub294 C0<\/sub>\ub97c \uc81c\uc678\ud55c \ub098\uba38\uc9c0 \ud68c\ub85c \uc694\uc18c\ub4e4\ub9cc\uc744 \uc774\uc6a9\ud558\uc5ec \uacc4\uc0b0\ub418\uba70, \ub2e4\uc74c \uc2dd\uc73c\ub85c \ud45c\ud604\ub429\ub2c8\ub2e4:\n

    \\[ f_p = \\frac{1}{2\\pi\\sqrt{L_1C_1}} \\]<\/li>\n

  • \uc9c1\ub82c \uacf5\uc9c4 \uc8fc\ud30c\uc218 (fs<\/sub>)\ub294 \uc804\uccb4 \ud68c\ub85c\uc758 \uacf5\uc9c4\uc744 \ub098\ud0c0\ub0b4\uba70, \ub2e4\uc74c \uc2dd\uc73c\ub85c \ud45c\ud604\ub429\ub2c8\ub2e4:\n

    \\[ f_s = \\frac{1}{2\\pi\\sqrt{(L_1+\\Delta L)(C_1+\\Delta C)}} \\]<\/li>\n<\/ul>\n

    \uc5ec\uae30\uc11c \u0394L\uacfc \u0394C\ub294 \uc2e4\uc81c \ud68c\ub85c \uc694\uc18c\uc758 \ube44\uc774\uc0c1\uc801\uc778 \ubcc0\ud615\uc744 \ub098\ud0c0\ub0b4\uba70, \uc9c1\ub82c\uacfc \ubcd1\ub82c \uacf5\uc9c4 \uc8fc\ud30c\uc218 \uc0ac\uc774\uc5d0\ub294 \uc791\uc740 \ucc28\uc774\uac00 \uc788\uc2b5\ub2c8\ub2e4. \ud06c\ub9ac\uc2a4\ud138\uc740 \uc774 \ubc94\uc704 \ub0b4\uc5d0\uc11c \ud2b9\uc815 \uc8fc\ud30c\uc218\uc5d0 \ub300\ud574 \ub9e4\uc6b0 \ub192\uc740 Q \uac12(\ud488\uc9c8 \uacc4\uc218)\uc744 \uac16\uac8c \ub418\ub294\ub370, \uc774\ub294 \uace0\uc720 \uc8fc\ud30c\uc218\uc5d0\uc11c\uc758 \uc5d0\ub108\uc9c0 \uc190\uc2e4\uc744 \ucd5c\uc18c\ud654\ud55c\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n

    \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uc2e4\uc81c \uc751\uc6a9<\/h2>\n

    \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc774 \ub110\ub9ac \uc0ac\uc6a9\ub418\ub294 \uc774\uc720\ub294 \uadf8\ub4e4\uc758 \uace0\uc720\ud55c \ud2b9\uc131 \ub54c\ubb38\uc778\ub370\uc694, \ud2b9\ud788 \uadf8\ub4e4\uc758 \uc815\ubc00\ub3c4\uc640 \uc548\uc815\uc131\uc785\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ub514\uc9c0\ud138 \uc2dc\uacc4\ub294 \ucd08\ub2f9 \uc815\ud655\ud55c \ud2f1(tick)\uc744 \uc0dd\uc131\ud558\uae30 \uc704\ud574 \ud06c\ub9ac\uc2a4\ud138 \uc9c4\ub3d9\uc790\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \ucef4\ud4e8\ud130\uc640 \uc2a4\ub9c8\ud2b8\ud3f0\uc5d0\uc11c\ub294 \ud504\ub85c\uc138\uc11c\uc758 \ud074\ub85d(clock) \uc2e0\ud638\uac00 \ub3d9\uae30\ud654\ub418\ub294 \ub370 \uc774 \ud06c\ub9ac\uc2a4\ud138\uc774 \uc0ac\uc6a9\ub418\uba70, \uc774\ub294 \ubaa8\ub4e0 \uc804\uc790\uc801 \uc791\uc5c5\uc774 \uc815\ud655\ud55c \uc21c\uc11c\uc5d0 \ub530\ub77c \uc2e4\ud589\ub418\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4. \ud1b5\uc2e0 \uae30\uc220\uc5d0\uc11c\ub3c4 \ud06c\ub9ac\uc2a4\ud138\uc758 \uc815\ud655\ud55c \uc8fc\ud30c\uc218\uac00 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uba74, \ubb34\uc120 \ud1b5\uc2e0\uc5d0\uc11c \uc2e0\ud638\ub97c \uc62c\ubc14\ub974\uac8c \uc778\ucf54\ub529\ud558\uace0 \ub514\ucf54\ub529\ud558\uae30 \uc704\ud574 \ud2b9\uc815 \uc8fc\ud30c\uc218\uc758 \uc548\uc815\uc131\uc774 \uc694\uad6c\ub429\ub2c8\ub2e4.<\/p>\n

    \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \ud55c\uacc4\uc640 \ubc1c\uc804<\/h2>\n

    \ubaa8\ub4e0 \uae30\uc220\uc774 \uadf8\ub7ec\ud558\ub4ef\uc774 \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\ub3c4 \uc644\ubcbd\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc628\ub3c4, \uc9c4\ub3d9, \uc2b5\ub3c4 \ubc0f \uae30\ud0c0 \ud658\uacbd\uc801 \uc694\uc778\ub4e4\ub85c \uc778\ud574 \uadf8\ub4e4\uc758 \uc131\ub2a5\uc5d0 \uc601\ud5a5\uc744 \ubc1b\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc601\ud5a5\uc744 \ucd5c\uc18c\ud654\ud558\uae30 \uc704\ud574, \uace0\uae09 \uc9c4\ub3d9\uc790\ub294 \uc628\ub3c4 \ubcf4\uc0c1\uc774\ub098 \uc870\uc815\uc774 \uac00\ub2a5\ud55c \ub514\uc790\uc778\uc73c\ub85c \ub9cc\ub4e4\uc5b4\uc9d1\ub2c8\ub2e4. \ub610\ud55c, \uc5f0\uad6c\uc6d0\ub4e4\uc740 \ub2e4\ub978 \uc885\ub958\uc758 \ubb3c\uc9c8\uc744 \uc0ac\uc6a9\ud558\uc5ec \ub354\uc6b1 \uc548\uc815\uc801\uc774\uace0 \uc815\ubc00\ud55c \uc9c4\ub3d9\uc790\ub97c \uac1c\ubc1c\ud558\ub294 \ub370 \ub178\ub825\uc744 \uae30\uc6b8\uc774\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uba74, \uc2e0\uc18c\uc7ac\ub97c \uc0ac\uc6a9\ud558\uac70\ub098 \ub354 \uc791\uc740 \uaddc\ubaa8\uc5d0\uc11c \uc791\ub3d9\ud558\ub294 MEMS(Micro-Electro-Mechanical Systems) \uae30\ubc18 \uc9c4\ub3d9\uc790 \ub4f1\uc774 \uadf8 \uc608\uac00 \ub429\ub2c8\ub2e4.<\/p>\n

    \uc55e\uc73c\ub85c\ub3c4 \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138 \uae30\uc220\uc740 \uacc4\uc18d \ubc1c\uc804\ud560 \uac83\uc774\uba70, \ub2e4\uac00\uc62c \ubbf8\ub798\uc758 \uae30\uc220\uc5d0 \uc788\uc5b4\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \uacc4\uc18d\ud574 \ub098\uac08 \uac83\uc785\ub2c8\ub2e4. \uadf8\ub4e4\uc758 \ub192\uc740 \uc815\ubc00\ub3c4\uc640 \uc2e0\ub8b0\uc131\uc740 \uc2dc\uac04\uc774 \uc9c0\ub0a8\uc5d0 \ub530\ub77c \uc5ec\ub7ec \uc0b0\uc5c5 \ubd84\uc57c\uc5d0\uc11c \uace0\ub3c4\ub85c \ubc1c\uc804\ub41c \uc751\uc6a9\uc744 \uac00\ub2a5\ud558\uac8c \ub9cc\ub4e4 \uac83\uc785\ub2c8\ub2e4.<\/p>\n

    \uacb0\ub860<\/h2>\n

    \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc740 \uadf8\ub4e4\uc758 \uace0\uc720\ud55c \ubb3c\ub9ac\uc801 \uc131\uc9c8 \ub355\ubd84\uc5d0 \ud604\ub300 \uc804\uc790 \uae30\uae30\uc5d0\uc11c \ube7c\ub193\uc744 \uc218 \uc5c6\ub294 \uc911\uc694\ud55c \ubd80\ud488\uc785\ub2c8\ub2e4. \uadf8\ub4e4\uc758 \uc815\ud655\uc131\uacfc \uc548\uc815\uc131\uc740 \ud2b9\ud788 \uc2dc\uac04\uc744 \uae30\ubc18\uc73c\ub85c \ud558\ub294 \uae30\uae30\uc5d0 \uc788\uc5b4 \ud544\uc218\uc801\uc778 \uc694\uc18c\ub85c \uc791\uc6a9\ud569\ub2c8\ub2e4. \uc555\uc804 \ud6a8\uacfc\ub97c \uc774\uc6a9\ud574 \uc815\ubc00\ud55c \uc8fc\ud30c\uc218\ub97c \uc0dd\uc131\ud558\ub294 \uc774 \uae30\uc220\uc740 \uad11\ubc94\uc704\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \uc774\uc6a9\ub429\ub2c8\ub2e4. \ub610\ud55c \uacf5\uc9c4 \uc8fc\ud30c\uc218\uc758 \uacc4\uc0b0\uc5d0\uc11c \ubcfc \uc218 \uc788\ub4ef\uc774, \uadf8\ub4e4\uc758 \ub3d9\uc791 \uc6d0\ub9ac\ub294 \uacb0\ucf54 \ubcf5\uc7a1\ud558\uc9c0 \uc54a\uc9c0\ub9cc, \ud074\ub85d \uc2e0\ud638\uc640 \uac19\uc740 \ud575\uc2ec\uc801\uc778 \uae30\ub2a5\uc744 \uc218\ud589\ud558\ub294 \ub370\uc5d0\ub294 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n

    \uc6b0\ub9ac\ub294 \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc774 \uc2e4\uc0dd\ud65c\uc5d0\uc11c \ub2e4\uc591\ud55c \uc5ed\ud560\uc744 \ud558\uace0 \uc788\uc74c\uc744 \uc774\ud574\ud568\uc73c\ub85c\uc368, \uc774 \uc791\uc740 \ubd80\ud488\uc774 \uc5b4\ub5bb\uac8c \uc6b0\ub9ac\uc758 \uae30\uc220\uc801 \uc9c4\ubcf4\ub97c \ud615\uc131\ud558\uace0 \uc788\ub294\uc9c0 \ub354\uc6b1 \uc798 \uc778\uc2dd\ud558\uac8c \ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc18c\ud504\ud2b8\uc6e8\uc5b4 \ubd84\uc57c\uc5d0\uc11c\ub3c4 \uacb0\uad6d \ud558\ub4dc\uc6e8\uc5b4\uc758 \uc815\ubc00\ud55c \ud0c0\uc774\ubc0d\uc5d0 \uc758\uc874\ud558\uace0 \uc788\ub2e4\ub294 \uc0ac\uc2e4\uc744 \uc54c \uc218 \uc788\uc8e0. \uc55e\uc73c\ub85c\ub3c4 \ud06c\ub9ac\uc2a4\ud138 \uc9c4\ub3d9\uc790 \uae30\uc220\uc758 \uc9c0\uc18d\uc801\uc778 \uac1c\uc120\uc740 \ub354\uc6b1 \ube60\ub974\uace0 \uc548\uc815\uc801\uc778 \uc804\uc790 \uae30\uae30\ub85c \uc6b0\ub9ac\uc758 \uc0dd\ud65c\uc744 \ud48d\uc694\ub86d\uac8c \ud560 \uac83\uc785\ub2c8\ub2e4. \uc804\uc790 \uacf5\ud559\uacfc \uc2dc\uac04\uc5d0 \uae30\ubc18\ud55c \uae30\uc220\uc758 \ubbf8\ub798\uac00 \uc5ec\ub7ec\ubd84\uc758 \uc190\uc5d0 \uc788\ub2e4\ub294 \uac83\uc744, \uc774 \uc791\uace0 \uac15\ub825\ud55c \ubd80\ud488\uc744 \ud1b5\ud574 \uae30\uc5b5\ud558\uc2dc\uae30 \ubc14\ub78d\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"

    \uc774\ud574\ud558\uae30 \uc26c\uc6b4 \uac00\uc774\ub4dc\ub85c \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uae30\ub2a5, \uc555\uc804 \ud6a8\uacfc\ub97c \uc774\uc6a9\ud55c \uc791\ub3d9 \uc6d0\ub9ac, \ucffc\uce20\uc758 \uc5ed\ud560 \ubc0f \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uc804\uae30\uc801 \ubaa8\ub378\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":187824,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[88],"tags":[89],"class_list":["post-148688","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\uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810<\/title>\n<meta name=\"description\" content=\"\uc774\ud574\ud558\uae30 \uc26c\uc6b4 \uac00\uc774\ub4dc\ub85c \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uae30\ub2a5, \uc555\uc804 \ud6a8\uacfc\ub97c \uc774\uc6a9\ud55c \uc791\ub3d9 \uc6d0\ub9ac, \ucffc\uce20\uc758 \uc5ed\ud560 \ubc0f \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uc804\uae30\uc801 \ubaa8\ub378\uc744 \uc124\uba85\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%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810\" \/>\n<meta property=\"og:description\" content=\"\uc774\ud574\ud558\uae30 \uc26c\uc6b4 \uac00\uc774\ub4dc\ub85c \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uae30\ub2a5, \uc555\uc804 \ud6a8\uacfc\ub97c \uc774\uc6a9\ud55c \uc791\ub3d9 \uc6d0\ub9ac, \ucffc\uce20\uc758 \uc5ed\ud560 \ubc0f \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uc804\uae30\uc801 \ubaa8\ub378\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/\" \/>\n<meta property=\"og:site_name\" content=\"Electricity - Magnetism\" \/>\n<meta property=\"article:published_time\" content=\"2024-04-27T17:05:28+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-27T17:05:36+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\uc9c4\ub3d9\uc790-\ud06c\ub9ac\uc2a4\ud138.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1000\" \/>\n\t<meta property=\"og:image:height\" content=\"1000\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Matan\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.electricity-magnetism.org\/ko\/#website\",\"url\":\"https:\/\/www.electricity-magnetism.org\/ko\/\",\"name\":\"Electricity - Magnetism\",\"description\":\"All about electricity and magnetism.\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.electricity-magnetism.org\/ko\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"ko-KR\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/#primaryimage\",\"inLanguage\":\"ko-KR\",\"url\":\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\\uc9c4\\ub3d9\\uc790-\\ud06c\\ub9ac\\uc2a4\\ud138.png\",\"contentUrl\":\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\\uc9c4\\ub3d9\\uc790-\\ud06c\\ub9ac\\uc2a4\\ud138.png\",\"width\":1000,\"height\":1000,\"caption\":\"\\uc9c4\\ub3d9\\uc790 \\ud06c\\ub9ac\\uc2a4\\ud138\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/#webpage\",\"url\":\"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/\",\"name\":\"\\uc9c4\\ub3d9\\uc790 \\ud06c\\ub9ac\\uc2a4\\ud138 | \\uc791\\ub3d9 \\ubc29\\uc2dd, \\uc751\\uc6a9 \\ud504\\ub85c\\uadf8\\ub7a8 \\ubc0f \\uc7a5\\uc810\",\"isPartOf\":{\"@id\":\"https:\/\/www.electricity-magnetism.org\/ko\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/#primaryimage\"},\"datePublished\":\"2024-04-27T17:05:28+00:00\",\"dateModified\":\"2024-04-27T17:05:36+00:00\",\"author\":{\"@id\":\"https:\/\/www.electricity-magnetism.org\/ko\/#\/schema\/person\/68f28ba0ad08ef355b436c5222a40b29\"},\"description\":\"\\uc774\\ud574\\ud558\\uae30 \\uc26c\\uc6b4 \\uac00\\uc774\\ub4dc\\ub85c \\uc9c4\\ub3d9\\uc790 \\ud06c\\ub9ac\\uc2a4\\ud138\\uc758 \\uae30\\ub2a5, \\uc555\\uc804 \\ud6a8\\uacfc\\ub97c \\uc774\\uc6a9\\ud55c \\uc791\\ub3d9 \\uc6d0\\ub9ac, \\ucffc\\uce20\\uc758 \\uc5ed\\ud560 \\ubc0f \\uc9c4\\ub3d9\\uc790 \\ud06c\\ub9ac\\uc2a4\\ud138\\uc758 \\uc804\\uae30\\uc801 \\ubaa8\\ub378\\uc744 \\uc124\\uba85\\ud569\\ub2c8\\ub2e4.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/#breadcrumb\"},\"inLanguage\":\"ko-KR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.electricity-magnetism.org\/ko\/electricity-magnetism-page\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\\uc9c4\\ub3d9\\uc790 \\ud06c\\ub9ac\\uc2a4\\ud138\"}]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.electricity-magnetism.org\/ko\/#\/schema\/person\/68f28ba0ad08ef355b436c5222a40b29\",\"name\":\"Matan\",\"url\":\"https:\/\/www.electricity-magnetism.org\/ko\/author\/matan\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810","description":"\uc774\ud574\ud558\uae30 \uc26c\uc6b4 \uac00\uc774\ub4dc\ub85c \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uae30\ub2a5, \uc555\uc804 \ud6a8\uacfc\ub97c \uc774\uc6a9\ud55c \uc791\ub3d9 \uc6d0\ub9ac, \ucffc\uce20\uc758 \uc5ed\ud560 \ubc0f \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uc804\uae30\uc801 \ubaa8\ub378\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/","og_locale":"ko_KR","og_type":"article","og_title":"\uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810","og_description":"\uc774\ud574\ud558\uae30 \uc26c\uc6b4 \uac00\uc774\ub4dc\ub85c \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uae30\ub2a5, \uc555\uc804 \ud6a8\uacfc\ub97c \uc774\uc6a9\ud55c \uc791\ub3d9 \uc6d0\ub9ac, \ucffc\uce20\uc758 \uc5ed\ud560 \ubc0f \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uc804\uae30\uc801 \ubaa8\ub378\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.","og_url":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/","og_site_name":"Electricity - Magnetism","article_published_time":"2024-04-27T17:05:28+00:00","article_modified_time":"2024-04-27T17:05:36+00:00","og_image":[{"width":1000,"height":1000,"url":"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\uc9c4\ub3d9\uc790-\ud06c\ub9ac\uc2a4\ud138.png","type":"image\/png"}],"twitter_card":"summary_large_image","twitter_misc":{"Written by":"Matan"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebSite","@id":"https:\/\/www.electricity-magnetism.org\/ko\/#website","url":"https:\/\/www.electricity-magnetism.org\/ko\/","name":"Electricity - Magnetism","description":"All about electricity and magnetism.","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.electricity-magnetism.org\/ko\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"ko-KR"},{"@type":"ImageObject","@id":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/#primaryimage","inLanguage":"ko-KR","url":"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\uc9c4\ub3d9\uc790-\ud06c\ub9ac\uc2a4\ud138.png","contentUrl":"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\uc9c4\ub3d9\uc790-\ud06c\ub9ac\uc2a4\ud138.png","width":1000,"height":1000,"caption":"\uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138"},{"@type":"WebPage","@id":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/#webpage","url":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/","name":"\uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810","isPartOf":{"@id":"https:\/\/www.electricity-magnetism.org\/ko\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/#primaryimage"},"datePublished":"2024-04-27T17:05:28+00:00","dateModified":"2024-04-27T17:05:36+00:00","author":{"@id":"https:\/\/www.electricity-magnetism.org\/ko\/#\/schema\/person\/68f28ba0ad08ef355b436c5222a40b29"},"description":"\uc774\ud574\ud558\uae30 \uc26c\uc6b4 \uac00\uc774\ub4dc\ub85c \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uae30\ub2a5, \uc555\uc804 \ud6a8\uacfc\ub97c \uc774\uc6a9\ud55c \uc791\ub3d9 \uc6d0\ub9ac, \ucffc\uce20\uc758 \uc5ed\ud560 \ubc0f \uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138\uc758 \uc804\uae30\uc801 \ubaa8\ub378\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.","breadcrumb":{"@id":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/#breadcrumb"},"inLanguage":"ko-KR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a7%84%eb%8f%99%ec%9e%90-%ed%81%ac%eb%a6%ac%ec%8a%a4%ed%84%b8\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.electricity-magnetism.org\/ko\/electricity-magnetism-page\/"},{"@type":"ListItem","position":2,"name":"\uc9c4\ub3d9\uc790 \ud06c\ub9ac\uc2a4\ud138"}]},{"@type":"Person","@id":"https:\/\/www.electricity-magnetism.org\/ko\/#\/schema\/person\/68f28ba0ad08ef355b436c5222a40b29","name":"Matan","url":"https:\/\/www.electricity-magnetism.org\/ko\/author\/matan\/"}]}},"_links":{"self":[{"href":"https:\/\/www.electricity-magnetism.org\/ko\/wp-json\/wp\/v2\/posts\/148688","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.electricity-magnetism.org\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.electricity-magnetism.org\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.electricity-magnetism.org\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.electricity-magnetism.org\/ko\/wp-json\/wp\/v2\/comments?post=148688"}],"version-history":[{"count":0,"href":"https:\/\/www.electricity-magnetism.org\/ko\/wp-json\/wp\/v2\/posts\/148688\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.electricity-magnetism.org\/ko\/wp-json\/wp\/v2\/media\/187824"}],"wp:attachment":[{"href":"https:\/\/www.electricity-magnetism.org\/ko\/wp-json\/wp\/v2\/media?parent=148688"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.electricity-magnetism.org\/ko\/wp-json\/wp\/v2\/categories?post=148688"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.electricity-magnetism.org\/ko\/wp-json\/wp\/v2\/tags?post=148688"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}