{"id":208922,"date":"2024-03-21T14:08:15","date_gmt":"2024-03-21T14:08:15","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%eb%8f%84%ed%94%8c%eb%9f%ac-%ed%9a%a8%ea%b3%bc-%eb%b0%a9%ec%a0%95%ec%8b%9d-%ec%a0%95%ec%9d%98-%ea%b3%84%ec%82%b0-%eb%b0%8f-%ec%9d%91%ec%9a%a9-2\/"},"modified":"2024-05-15T11:35:02","modified_gmt":"2024-05-15T11:35:02","slug":"%eb%8f%84%ed%94%8c%eb%9f%ac-%ed%9a%a8%ea%b3%bc-%eb%b0%a9%ec%a0%95%ec%8b%9d-%ec%a0%95%ec%9d%98-%ea%b3%84%ec%82%b0-%eb%b0%8f-%ec%9d%91%ec%9a%a9-2","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%eb%8f%84%ed%94%8c%eb%9f%ac-%ed%9a%a8%ea%b3%bc-%eb%b0%a9%ec%a0%95%ec%8b%9d-%ec%a0%95%ec%9d%98-%ea%b3%84%ec%82%b0-%eb%b0%8f-%ec%9d%91%ec%9a%a9-2\/","title":{"rendered":"\ub3c4\ud50c\ub7ec \ud6a8\uacfc \ubc29\uc815\uc2dd | \uc815\uc758, \uacc4\uc0b0 \ubc0f \uc751\uc6a9"},"content":{"rendered":"

\ub3c4\ud50c\ub7ec \ud6a8\uacfc \ubc29\uc815\uc2dd\uc740 \uc6d0\uc774\ub098 \uad00\uce21\uc790\uc758 \uc18d\ub3c4 \ubcc0\ud654\uc5d0 \ub530\ub77c \ud30c\ub3d9\uc758 \uc8fc\ud30c\uc218\uac00 \uc5b4\ub5bb\uac8c \ub2ec\ub77c\uc9c0\ub294\uc9c0 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n

\ub3c4\ud50c\ub7ec \ud6a8\uacfc \ubc29\uc815\uc2dd\uc758 \uc815\uc758<\/h2>\n

\ub3c4\ud50c\ub7ec \ud6a8\uacfc\ub294 \ud30c\ub3d9\uc758 \ubc1c\uc0dd\uc6d0\uc774 \uad00\uce21\uc790\uc5d0\uac8c \ub2e4\uac00\uc624\uac70\ub098 \uba40\uc5b4\uc9c8 \ub54c \ud30c\ub3d9\uc758 \uc8fc\ud30c\uc218\uac00 \ubcc0\ud558\ub294 \ud604\uc0c1\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uc774 \ud604\uc0c1\uc740 \uc18c\ub9ac, \ube5b, \uadf8\ub9ac\uace0 \ub2e4\ub978 \ud615\ud0dc\uc758 \ud30c\ub3d9\uc5d0\uc11c \uad00\ucc30\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uae38\uac00\uc5d0\uc11c \uacbd\ucc30\ucc28\uc758 \uc0ac\uc774\ub80c \uc18c\ub9ac\uac00 \ub2e4\uac00\uc62c \ub54c\ub294 \ub192\uc740 \uc74c\uc870\ub85c \ub4e4\ub9ac\ub2e4\uac00 \uba40\uc5b4\uc9c8 \ub54c \ub0ae\uc740 \uc74c\uc870\ub85c \ub4e4\ub9ac\ub294 \uac83\uc774 \uc774 \ud6a8\uacfc\uc758 \uc77c\ubc18\uc801\uc778 \uc608\uc785\ub2c8\ub2e4.<\/p>\n

\ub3c4\ud50c\ub7ec \ud6a8\uacfc\uc758 \uae30\ubcf8 \ubc29\uc815\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \ud45c\ud604\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n

\\[ f' = \\left(\\frac{v \\pm v_{o}}{v \\mp v_{s}}\\right) f \\]<\/pre>\n
\uc5ec\uae30\uc11c f’<\/i>\ub294 \uad00\uce21\ub41c \uc8fc\ud30c\uc218, f<\/i>\ub294 \uc2e4\uc81c \ubc1c\uc0dd\ud558\ub294 \uc8fc\ud30c\uc218, v<\/i>\ub294 \ud30c\ub3d9\uc774 \ud37c\uc9c0\ub294 \ub9e4\uc9c8\uc758 \uc18d\ub3c4, vo<\/sub><\/i>\ub294 \uad00\uce21\uc790\uc758 \uc18d\ub3c4, \uadf8\ub9ac\uace0 vs<\/sub><\/i>\ub294 \uc18c\uc2a4\uc758 \uc18d\ub3c4\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc18d\ub3c4\ub294 \uad00\uce21\uc790\uc640 \uc18c\uc2a4\uac00 \uc11c\ub85c\ub97c \ud5a5\ud574 \uc774\ub3d9\ud558\ub294 \uacbd\uc6b0\uc5d0\ub294 \ub354\ud574\uc9c0\uace0, \uba40\uc5b4\uc9c0\ub294 \uacbd\uc6b0\uc5d0\ub294 \ube7c\uc9d1\ub2c8\ub2e4.<\/p>\n
\ub3c4\ud50c\ub7ec \ud6a8\uacfc\uc758 \uacc4\uc0b0<\/h2>\n
\uc704\uc758 \ubc29\uc815\uc2dd\uc744 \uc0ac\uc6a9\ud558\uc5ec \ub3c4\ud50c\ub7ec \ud6a8\uacfc\ub97c \uacc4\uc0b0\ud560 \ub54c, \ud30c\ub3d9\uc758 \uc885\ub958\uc640 \ub9e4\uc9c8\uc5d0 \ub530\ub77c \uc18d\ub3c4 v<\/i>\uc758 \uac12\uc774 \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uacf5\uae30 \uc911\uc5d0\uc11c \uc18c\ub9ac\uc758 \uc18d\ub3c4\ub294 \uc57d 343m\/s\uc785\ub2c8\ub2e4. \uad00\ucc30\uc790\ub098 \uc18c\uc2a4\uc758 \uc6c0\uc9c1\uc784\uc5d0 \ub530\ub77c \uc2dd \uc548\uc758 \uc18d\ub3c4\ub4e4\uc744 \uc801\uc808\ud788 \uc870\uc808\ud558\uc5ec \uc8fc\ud30c\uc218\uc758 \ubcc0\ud654\ub97c \uacc4\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
\uc608\uc81c:<\/strong> \uacbd\ucc30\ucc28\uac00 \uc2dc\uc18d 60km(\uc57d 16.67m\/s)\ub85c \ub2f9\uc2e0\uc5d0\uac8c \ub2e4\uac00\uc624\uace0 \uc788\uc73c\uba70, \uc0ac\uc774\ub80c\uc758 \uc2e4\uc81c \uc8fc\ud30c\uc218\ub294 700Hz\ub77c\uace0 \ud569\uc2dc\ub2e4. \uacf5\uae30\uc911\uc758 \uc18c\ub9ac \uc18d\ub3c4\ub97c 343m\/s\ub85c \uac00\uc815\ud560 \ub54c, \uad00\ucc30\uc790\uac00 \ub4e3\ub294 \uc8fc\ud30c\uc218\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \uacc4\uc0b0\ub429\ub2c8\ub2e4:<\/p>\n
\\[ f' = \\left(\\frac{343 + 0}{343 - 16.67}\\right) \\times 700 \\approx 737 \\, \\text{Hz} \\]<\/pre>\n
\uc774 \uacb0\uacfc\ub294 \uacbd\ucc30\ucc28\uac00 \ub2e4\uac00\uc62c \ub54c \uc0ac\uc774\ub80c\uc758 \uc8fc\ud30c\uc218\uac00 \ub192\uc544\uc9c4\ub2e4\ub294 \uac83\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n
\ub3c4\ud50c\ub7ec \ud6a8\uacfc\uc758 \uc751\uc6a9 \ubd84\uc57c<\/h2>\n
\ub3c4\ud50c\ub7ec \ud6a8\uacfc\ub294 \uc5ec\ub7ec \uacfc\ud559 \ubc0f \uacf5\ud559 \ubd84\uc57c\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc77c\uc0c1\uc0dd\ud65c\uc5d0\uc11c\ub294 \uc74c\ud5a5\ud559, \ucc9c\ubb38\ud559, \uc758\ud559\uc5d0\uc11c\uc758 \ucd08\uc74c\ud30c \uac80\uc0ac \ub4f1\uc5d0\uc11c \ud65c\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n
    \n
  • \ucc9c\ubb38\ud559:<\/strong> \ucc9c\ubb38\ud559\uc5d0\uc11c\ub294 \ub3c4\ud50c\ub7ec \ud6a8\uacfc\ub97c \uc774\uc6a9\ud574\uc11c \ubcc4\uacfc \uc740\ud558\uc758 \uc6c0\uc9c1\uc784\uc744 \uce21\uc815\ud569\ub2c8\ub2e4. \ubcc4\uc758 \ube5b\uc774 \ubd89\uac8c \uce58\uc6b0\uce5c \uacbd\uc6b0(\uc801\uc0c9 \ud3b8\uc774)\ub294 \uc6b0\ub9ac\ub85c\ubd80\ud130 \uba40\uc5b4\uc9c0\uace0 \uc788\ub2e4\uace0 \ud310\ub2e8\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n
  • \uc758\ud559:<\/strong> \ucd08\uc74c\ud30c \uac80\uc0ac\uc5d0\uc11c\ub294 \ub3c4\ud50c\ub7ec \ud6a8\uacfc\ub97c \uc774\uc6a9\ud574 \ud608\ub958\uc758 \uc18d\ub3c4\ub098 \ubc29\ud5a5\uc744 \uce21\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uc815\ubcf4\ub294 \uc2ec\uc7a5 \uc9c8\ud658\uc758 \uc9c4\ub2e8\uacfc \uad00\ub9ac\uc5d0 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/li>\n
  • \ub808\uc774\ub354:<\/strong> \uacbd\ucc30\uc774 \uc18d\ub3c4\uc704\ubc18\uc744 \uac10\uc9c0\ud560 \ub54c \uc0ac\uc6a9\ud558\ub294 \ub808\uc774\ub354\ub294 \ub3c4\ud50c\ub7ec \ud6a8\uacfc\ub97c \uc774\uc6a9\ud569\ub2c8\ub2e4. \ucc28\ub7c9\uc774 \ub808\uc774\ub354\uc5d0 \uc758\ud574 \ubc1c\uc0dd\ub41c \uc804\ud30c\ub97c \ubc18\uc0ac\ud560 \ub54c, \uadf8 \ucc28\uc758 \uc18d\ub3c4\uc5d0 \ub530\ub77c \ubc18\uc0ac\ub41c \uc2e0\ud638\uc758 \uc8fc\ud30c\uc218\uac00 \ubcc0\ud558\uac8c \ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n
    \uc774\ucc98\ub7fc \ub3c4\ud50c\ub7ec \ud6a8\uacfc\ub294 \ub2e8\uc21c\ud55c \ubb3c\ub9ac \ud604\uc0c1\uc744 \ub118\uc5b4\uc11c \uc6b0\ub9ac\uc758 \uc0b6\uacfc \uacfc\ud559 \uae30\uc220\uc5d0 \uad11\ubc94\uc704\ud558\uac8c \uc801\uc6a9\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uba85\ubc31\ud55c \ud604\uc0c1\uc744 \uc774\ud574\ud568\uc73c\ub85c\uc368 \uc6b0\ub9ac\ub294 \uc790\uc5f0 \ud604\uc0c1\uacfc \uae30\uc220\uc801 \ubb38\uc81c\ub97c \ub354 \uc798 \uc774\ud574\ud558\uace0 \ud574\uacb0\ud560 \uc218 \uc788\uac8c \ub429\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"
    \ub3c4\ud50c\ub7ec \ud6a8\uacfc \ubc29\uc815\uc2dd\uc740 \uc6d0\uc774\ub098 \uad00\uce21\uc790\uc758 \uc18d\ub3c4 \ubcc0\ud654\uc5d0 \ub530\ub77c \ud30c\ub3d9\uc758 \uc8fc\ud30c\uc218\uac00 \uc5b4\ub5bb\uac8c \ub2ec\ub77c\uc9c0\ub294\uc9c0 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[94],"tags":[95],"class_list":["post-208922","post","type-post","status-publish","format-standard","hentry","category-94","tag-95","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"\n\ub3c4\ud50c\ub7ec \ud6a8\uacfc \ubc29\uc815\uc2dd | \uc815\uc758, \uacc4\uc0b0 \ubc0f \uc751\uc6a9<\/title>\n<meta name=\"description\" content=\"\ub3c4\ud50c\ub7ec \ud6a8\uacfc \ubc29\uc815\uc2dd\uc740 \uc6d0\uc774\ub098 \uad00\uce21\uc790\uc758 \uc18d\ub3c4 \ubcc0\ud654\uc5d0 \ub530\ub77c \ud30c\ub3d9\uc758 \uc8fc\ud30c\uc218\uac00 \uc5b4\ub5bb\uac8c \ub2ec\ub77c\uc9c0\ub294\uc9c0 \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\/%eb%8f%84%ed%94%8c%eb%9f%ac-%ed%9a%a8%ea%b3%bc-%eb%b0%a9%ec%a0%95%ec%8b%9d-%ec%a0%95%ec%9d%98-%ea%b3%84%ec%82%b0-%eb%b0%8f-%ec%9d%91%ec%9a%a9-2\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\ub3c4\ud50c\ub7ec \ud6a8\uacfc \ubc29\uc815\uc2dd | \uc815\uc758, \uacc4\uc0b0 \ubc0f \uc751\uc6a9\" \/>\n<meta property=\"og:description\" content=\"\ub3c4\ud50c\ub7ec \ud6a8\uacfc \ubc29\uc815\uc2dd\uc740 \uc6d0\uc774\ub098 \uad00\uce21\uc790\uc758 \uc18d\ub3c4 \ubcc0\ud654\uc5d0 \ub530\ub77c \ud30c\ub3d9\uc758 \uc8fc\ud30c\uc218\uac00 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