{"id":33228,"date":"2025-04-24T12:57:45","date_gmt":"2025-04-24T09:27:45","guid":{"rendered":"https:\/\/caeassistant.com\/?p=33228"},"modified":"2026-06-05T23:57:21","modified_gmt":"2026-06-05T20:27:21","slug":"%ea%b4%80%ec%84%b1-%eb%aa%a8%eb%a9%98%ed%8a%b8-%eb%a9%b4%ec%a0%81-%eb%aa%a8%eb%a9%98%ed%8a%b8","status":"publish","type":"post","link":"https:\/\/dev.caeassistant.com\/ko\/%eb%b8%94%eb%a1%9c%ea%b7%b8\/%ea%b4%80%ec%84%b1-%eb%aa%a8%eb%a9%98%ed%8a%b8-%eb%a9%b4%ec%a0%81-%eb%aa%a8%eb%a9%98%ed%8a%b8\/","title":{"rendered":"\uad00\uc131 \ubaa8\uba58\ud2b8 \ub300 \uba74\uc801 \ubaa8\uba58\ud2b8 - \uac04\ub2e8\ud55c \uac00\uc774\ub4dc \ud558\ub098\ub85c \ud544\uc694\ud55c \ubaa8\ub4e0 \uac83"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p class=\"\" data-start=\"349\" data-end=\"609\">\ud53c\uaca8 \uc2a4\ucf00\uc774\ud130\uac00 \ud314\uc744 \ubab8\uc5d0 \ubc14\uc9dd \ubd99\uc774\uace0 \ub354 \ube68\ub9ac \ub3c4\ub294 \uac83\uc744 \ubcf8 \uc801\uc774 \uc788\ub098\uc694? \ub300\ubd80\ubd84\uc758 \uc0ac\ub78c\ub4e4\uc740 \uc774\ub807\uac8c \ub9d0\ud560 \uac81\ub2c8\ub2e4.,\u00a0<em data-start=\"456\" data-end=\"506\">\u201c&quot;\uc640! \uc815\ub9d0 \ub300\ub2e8\ud574! \uc815\ub9d0 \uc544\ub984\ub2e4\uc6cc!&quot;\u201d<\/em><br data-start=\"511\" data-end=\"514\" \/>\ud558\uc9c0\ub9cc \uc6b0\ub9ac \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc740 \uc0dd\uac01\ud569\ub2c8\ub2e4.,\u00a0<em data-start=\"538\" data-end=\"567\">\u201c&quot;\uadf8\ub140\uac00 \uc65c \ub354 \ube68\ub9ac \ud68c\uc804\ud558\ub294 \uac70\uc9c0?&quot;\u201d<\/em><br data-start=\"572\" data-end=\"575\" \/>\ub2f5\ubcc0:\u00a0<strong data-start=\"587\" data-end=\"609\">\uad00\uc131 \ubaa8\uba58\ud2b8.\u00a0<\/strong><em>We refer it in this blog as \u201cMoI\u201d.<\/em><\/p>\n<p class=\"\" data-start=\"611\" data-end=\"828\">\uc774\uc81c \ucc28\ub7c9\uc73c\ub85c \uac00\ub4dd \ucc2c \uad50\ud1b5 \uccb4\uc99d \uc544\ub798 \ub193\uc778 \ub2e4\ub9ac\ub97c \uc0c1\uc0c1\ud574 \ubcf4\uc138\uc694. \ub300\ubd80\ubd84\uc758 \uc0ac\ub78c\ub4e4\uc740 \ud654\uac00 \ub098\uc11c \uacbd\uc801\uc744 \uc6b8\ub9ac\uace0 \uc18c\ub9ac\ub97c \uc9c0\ub974\uace0 \uc788\uc2b5\ub2c8\ub2e4.<br data-start=\"725\" data-end=\"728\" \/>\ud558\uc9c0\ub9cc \ub2e4\uc2dc \ud55c\ubc88, \uc6b0\ub9ac \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc740 \ubb3b\uc2b5\ub2c8\ub2e4.,\u00a0<em data-start=\"757\" data-end=\"794\">\u201c&quot;\ub2e4\ub9ac\uac00 \uc5b4\ub5bb\uac8c \uc544\uc9c1 \uc11c\uc788\uc744 \uc218 \uc788\uc8e0?&quot;\u201d<\/em><br data-start=\"794\" data-end=\"797\" \/>\ub2f5\ubcc0:\u00a0<strong data-start=\"809\" data-end=\"828\">\uba74\uc801\uc758 \uc21c\uac04.\u00a0<\/strong><em>We refer it in this blog as \u201cMoA\u201d.<\/em><\/p>\n<p>\uad00\uc131 \ubaa8\uba58\ud2b8\ub294 \ubb3c\uccb4\uac00 \ud68c\uc804 \uc6b4\ub3d9\uc5d0 \uc5bc\ub9c8\ub098 \uc800\ud56d\ud558\ub294\uc9c0\ub97c \uacb0\uc815\ud558\ub294 \ubc18\uba74, \ub2e8\uba74 \ubaa8\uba58\ud2b8\ub294 \uad6c\uc870\ubb3c\uc774 \uad7d\ud798\ub825\uc5d0 \uc5bc\ub9c8\ub098 \uc798 \uacac\ub514\ub294\uc9c0 \uc815\uc758\ud569\ub2c8\ub2e4. \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc740 \uc774\ub7ec\ud55c \uc6d0\ub9ac\ub97c \ud65c\uc6a9\ud558\uc5ec \uc5d4\uc9c4\uc758 \ud68c\uc804\ucd95\ubd80\ud130 \uace0\uce35 \ube4c\ub529\uc758 \ud558\uc911 \uc9c0\uc9c0 \ubcf4\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0 \uc548\uc804\ud558\uace0 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uc2dc\uc2a4\ud15c\uc744 \uc124\uacc4\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc774 \uae00\uc5d0\uc11c\ub294 \uc774\ub7ec\ud55c \uac1c\ub150, \uc218\ud559\uc801 \uae30\ucd08, \uadf8\ub9ac\uace0 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1\uc5d0\uc11c\uc758 \uc2e4\uc81c \uc801\uc6a9\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4. \ub610\ud55c, \uc5d4\uc9c0\ub2c8\uc5b4\uac00 \uad00\uc131 \uacc4\uc0b0\uc744 \uc0c8\ub85c\uc6b4 \ud68c\uc804\ucd95\uae4c\uc9c0 \ud655\uc7a5\ud560 \uc218 \uc788\ub3c4\ub85d \ud558\ub294 \ud3c9\ud589\ucd95 \uc815\ub9ac\uc5d0 \ub300\ud574\uc11c\ub3c4 \uc54c\uc544\ubcf4\uace0, \uc911\uacf5\ucd95\uc774 \ud6a8\uc728\uc131\uacfc \uac15\ub3c4 \uce21\uba74\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub418\ub294 \uc774\uc720\ub3c4 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Nancy-had-twirled-herself-first-place.gif\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" \/><\/p>\n<p style=\"text-align: center;\">POPSUGAR\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 GIF\ub85c 1994\ub144 \ub3d9\uacc4 \uc62c\ub9bc\ud53d\uc5d0\uc11c \ub0b8\uc2dc \ucf00\ub9ac\uac74\uc774 \ub4f1\uc7a5\ud569\ub2c8\ub2e4.<br \/>\n\uc774 GIF\ub294 \ud68c\uc804 \uc6b4\ub3d9\uc758 \ubb3c\ub9ac\ud559\uc744 \uc124\uba85\ud558\uae30 \uc704\ud574 \uad50\uc721 \ubaa9\uc801\uc73c\ub85c \uacf5\uc815 \uc0ac\uc6a9\uc5d0 \ub530\ub77c \uc0ac\uc6a9\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ubaa8\ub4e0 \uad8c\ub9ac\ub294 \ud574\ub2f9 \uc18c\uc720\uc790\uc5d0\uac8c \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-33241\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/vd.jpg\" sizes=\"(max-width: 574px) 100vw, 574px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/vd.jpg 686w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/vd-300x169.jpg 300w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/vd-430x242.jpg 430w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/vd-62x35.jpg 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/vd-600x338.jpg 600w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/vd-150x84.jpg 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"574\" height=\"323\" \/><\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\">\ub2e4\ub9ac \uc704 \uad50\ud1b5\ub7c9 \uae09\uc99d<\/p>\n<h2><img decoding=\"async\" class=\"aligncenter wp-image-33282\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia.png\" sizes=\"(max-width: 1062px) 100vw, 1062px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia.png 1342w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia-300x112.png 300w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia-1024x384.png 1024w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia-430x161.png 430w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia-768x288.png 768w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia-62x23.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia-600x225.png 600w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia-725x272.png 725w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia-150x56.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8 \ub300 \uba74 \uad00\uc131 \ubaa8\uba58\ud2b8 \ub300 \uadf9 \uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"1062\" height=\"398\" \/><\/h2>\n<h2>What is a Moment of Inertia?<\/h2>\n<p>The moment of inertia which we refer it in this blog as \u201cMoI\u201d describes how strongly an object resists changes in its rotational motion. It depends on both the object\u2019s mass and how that mass is distributed relative to the axis of rotation.<\/p>\n<p>\uc608\ub97c \ub4e4\uc5b4 \ud53c\uaca8 \uc2a4\ucf00\uc774\ud130\ub97c \uc0dd\uac01\ud574 \ubcf4\uc138\uc694. \ud314\uc744 \ubab8\uc5d0 \uac00\uae4c\uc774 \ub2f9\uae30\uba74 \ud68c\uc804\ucd95\uc744 \uc911\uc2ec\uc73c\ub85c \uc9c8\ub7c9 \ubd84\ud3ec\uac00 \ub354\uc6b1 \uc9d1\uc911\ub429\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 \uad00\uc131 \ubaa8\uba58\ud2b8\uac00 \uac10\uc18c\ud558\uace0 \ub354 \ube60\ub974\uac8c \ud68c\uc804\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc544\ub798 \uacf5\uc2dd\uc740 \uc774\ub7ec\ud55c \ud604\uc0c1\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-33231\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-085859.png\" sizes=\"(max-width: 99px) 100vw, 99px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-085859.png 138w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-085859-62x48.png 62w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"99\" height=\"76\" \/><\/p>\n<p>\uc5b4\ub514:<\/p>\n<ul>\n<li><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-33232\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-090446.png\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"23\" height=\"19\" \/>\u00a0\uac01\uc18d\ub3c4(\ud68c\uc804 \uc18d\ub3c4)\ub294 Rad\/s\uc785\ub2c8\ub2e4.<\/li>\n<li><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-33233\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-090457.png\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"21\" height=\"27\" \/>\u00a0\uac01\uc6b4\ub3d9\ub7c9\uc740 Kg.m\uc785\ub2c8\ub2e4.<sup>2<\/sup>\/\uc5d0\uc2a4<\/li>\n<li><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-33234\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-090511.png\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"15\" height=\"28\" \/>\u00a0MoI(\uc9c8\ub7c9\uc774 \uc5b4\ub5bb\uac8c \ubd84\ud3ec\ub418\ub294\uc9c0)\ub294 Kg.m\uc785\ub2c8\ub2e4.<sup>2<\/sup><\/li>\n<\/ul>\n<p>\uac01\uc6b4\ub3d9\ub7c9\uc740 \uc678\ubd80 \ud1a0\ud06c\uac00 \uac00\ud574\uc9c0\uae30 \uc804\uae4c\uc9c0\ub294 \uc77c\uc815\ud558\ubbc0\ub85c, \ubc14\ub298\uc774 \uc5f4\ub9b4 \ub54c MoI\uac00 \uc99d\uac00\ud558\uace0 \uacb0\uacfc\uc801\uc73c\ub85c \uac01\uc18d\ub3c4\ub294 \uac10\uc18c\ud569\ub2c8\ub2e4.<\/p>\n<p>MoI\ub97c \uacc4\uc0b0\ud558\ub294 \uacf5\uc2dd:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33235\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-090646.png\" sizes=\"(max-width: 170px) 100vw, 170px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-090646.png 212w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-090646-62x28.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-090646-150x67.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"170\" height=\"76\" \/><\/p>\n<p>\uc5b4\ub514:<\/p>\n<ul>\n<li><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-33236\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-090754.png\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"37\" height=\"26\" \/>\u00a0\uac01 \uc810\uc758 \uc9c8\ub7c9\uc785\ub2c8\ub2e4.<\/li>\n<li><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-33237\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-090806.png\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"25\" height=\"28\" \/>\u00a0\uac01 \uc810\uacfc \ucd95 \uc0ac\uc774\uc758 \uac70\ub9ac\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc774 \uc591\uc740 \uc801\ubd84\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc815\uc758\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33238\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-090951.png\" sizes=\"(max-width: 170px) 100vw, 170px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-090951.png 202w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-090951-62x29.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-090951-150x71.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"170\" height=\"80\" \/><\/p>\n<p><strong>\ub2e8\uc704:<\/strong><\/p>\n<ul>\n<li><strong>\uad00\uc131 \ubaa8\uba58\ud2b8(I):\u00a0<\/strong>\ud0ac\ub85c\uadf8\ub7a8\u00b7\uc81c\uacf1\ubbf8\ud130<\/li>\n<\/ul>\n<h2><span id=\"2_What_is_a_Moment_of_Area\" class=\"ez-toc-section\"><\/span>What is a Moment of Area?<\/h2>\n<p>\ub2e8\uba74 \ubaa8\uba58\ud2b8(2\ucc28 \ub2e8\uba74 \ubaa8\uba58\ud2b8\ub77c\uace0\ub3c4 \ud568)\ub294 \uad6c\uc870\ubb3c\uc758 \uad7d\ud798\uc774\ub098 \ubcc0\ud615\uc5d0 \ub300\ud55c \uc800\ud56d\ub825\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4. \uc774\ub294 \ubcf4, \uad50\ub7c9 \ubc0f \uae30\ud0c0 \uad6c\uc870\ubb3c\uc774 \uc791\uc6a9 \ud558\uc911\uc744 \ud6a8\uc728\uc801\uc73c\ub85c \uacac\ub514\ub3c4\ub85d \ud558\ub294 \uac74\uc124\uc5d0 \uc911\uc694\ud55c \uc694\uc18c\uc785\ub2c8\ub2e4. xy \uc88c\ud45c\uc5d0\uc11c x\ucd95\uc5d0 \ub300\ud55c \ub2e8\uba74 \ubaa8\uba58\ud2b8\ub294 \ub2e4\uc74c \ubc29\uc815\uc2dd\uc73c\ub85c \uacc4\uc0b0\ub429\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33244\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-094133.png\" sizes=\"(max-width: 190px) 100vw, 190px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-094133.png 206w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-094133-62x26.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-094133-150x64.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"190\" height=\"81\" \/><\/p>\n<p>\ub108\ube44 b, \ub192\uc774 h\uc778 \uc9c1\uc0ac\uac01\ud615 \ubcf4\uc5d0 \ub300\ud574, \uc911\ub9bd\ucd95\uc73c\ub85c\ubd80\ud130 \uac70\ub9ac y\ub9cc\ud07c \ub5a8\uc5b4\uc9c4 \ub108\ube44 dx\uc758 \uc587\uc740 \ub760\ub97c \uc0dd\uac01\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc911\uc2ec\ucd95(x\ucd95)\uc5d0 \ub300\ud55c \ub2e8\uba74 \ubaa8\uba58\ud2b8\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33245\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/rectangular-beam-cross-section.png\" sizes=\"(max-width: 271px) 100vw, 271px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/rectangular-beam-cross-section.png 317w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/rectangular-beam-cross-section-185x300.png 185w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/rectangular-beam-cross-section-302x491.png 302w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/rectangular-beam-cross-section-62x101.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/rectangular-beam-cross-section-150x244.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"271\" height=\"441\" \/><\/p>\n<p style=\"text-align: center;\">\uadf8\ub9bc 1:\u00a0<em>\uc9c1\uc0ac\uac01\ud615 \ubcf4 \ub2e8\uba74<\/em><\/p>\n<p>\u00a0\uba74\uc801\uc758 \ubbf8\ubd84 \ubaa8\uba58\ud2b8\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33246\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-095427.png\" sizes=\"(max-width: 172px) 100vw, 172px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-095427.png 192w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-095427-62x15.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-095427-150x37.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"172\" height=\"42\" \/><\/p>\n<p>\uc5ec\uae30\uc11c dA = bdy\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc9c1\uc0ac\uac01\ud615\uc758 \uc804\uccb4 \ub192\uc774\uc5d0 \ub300\ud574 \uc801\ubd84\ud569\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33247\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-095557.png\" sizes=\"(max-width: 274px) 100vw, 274px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-095557.png 342w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-095557-300x111.png 300w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-095557-62x23.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-095557-150x56.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"274\" height=\"102\" \/><\/p>\n<p>\uc801\ubd84\uc744 \ud480\uba74 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33248\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-095658.png\" sizes=\"(max-width: 127px) 100vw, 127px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-095658.png 155w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-095658-62x45.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-095658-150x108.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"127\" height=\"92\" \/><\/p>\n<p><strong>\ub2e8\uc704:<\/strong><\/p>\n<ul>\n<li><strong>\uba74\uc801 \ubaa8\uba58\ud2b8(I):\u00a0<em>\uc911<sup>4<\/sup><\/em><\/strong><\/li>\n<\/ul>\n<p class=\"\" data-start=\"163\" data-end=\"346\">\u26a0\ufe0f\u00a0<strong data-start=\"166\" data-end=\"177\">\uc8fc\uc758<\/strong>\u00a0\u26a0\ufe0f: \ud63c\ub3d9\ud558\uc9c0 \ub9c8\uc138\uc694\u00a0<em data-start=\"197\" data-end=\"216\">\uad00\uc131 \ubaa8\uba58\ud2b8<\/em>\u00a0~\uc640 \ud568\uaed8\u00a0<em data-start=\"222\" data-end=\"238\">\uba74\uc801 \ubaa8\uba58\ud2b8<\/em>\u00a0just because they both use the letter \u201cI\u201d. They are completely different concepts and have different units.<\/p>\n<p data-start=\"163\" data-end=\"346\">\ub2e4\uc74c \uadf8\ub9bc\uc5d0\uc11c\ub294 \uc77c\ubd80 \ud6a1\ub2e8\uba74\uc5d0 \ub300\ud55c \ub2e8\uba74 \ubaa8\uba58\ud2b8\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/p>\n<p data-start=\"163\" data-end=\"346\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33249 size-full\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/moment-of-area-for-different-cross-sections.png\" sizes=\"(max-width: 965px) 100vw, 965px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/moment-of-area-for-different-cross-sections.png 965w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/moment-of-area-for-different-cross-sections-300x239.png 300w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/moment-of-area-for-different-cross-sections-430x342.png 430w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/moment-of-area-for-different-cross-sections-768x611.png 768w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/moment-of-area-for-different-cross-sections-62x49.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/moment-of-area-for-different-cross-sections-600x478.png 600w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/moment-of-area-for-different-cross-sections-725x577.png 725w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/moment-of-area-for-different-cross-sections-150x119.png 150w\" alt=\"\ub2e4\uc591\ud55c \ub2e8\uba74\uc758 \ub2e8\uba74 \ubaa8\uba58\ud2b8 \" width=\"965\" height=\"768\" \/><\/p>\n<p style=\"text-align: center;\" data-start=\"163\" data-end=\"346\">\uadf8\ub9bc 2:\u00a0<em>\ub2e4\uc591\ud55c \ub2e8\uba74\uc758 \ub2e8\uba74 \ubaa8\uba58\ud2b8 [<a href=\"https:\/\/www.structuralbasics.com\/moment-of-inertia-formulas\/\" target=\"_blank\" rel=\"nofollow noopener\">\ucc38\uc870<\/a>]<\/em><\/p>\n<p>MoI\uc640 MoA \ub450 \uc6d0\uce59\uc740 \ubaa8\ub450 \uc548\uc815\uc801\uc774\uace0 \ud6a8\uc728\uc801\uc774\uba70 \uacac\uace0\ud55c \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uad6c\uc870\ubb3c\uc744 \uc124\uacc4\ud558\ub294 \ub370 \ud544\uc218\uc801\uc785\ub2c8\ub2e4. \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \uc774\ub7ec\ud55c \uac1c\ub150\uc744 \uc219\uc9c0\ud568\uc73c\ub85c\uc368 \ucd08\uace0\uce35 \ube4c\ub529\ubd80\ud130 \uc6b0\uc8fc\uc120\uae4c\uc9c0 \ub354\uc6b1 \uc548\uc804\ud558\uace0 \ud6a8\uacfc\uc801\uc778 \uc2dc\uc2a4\ud15c\uc744 \uac1c\ubc1c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2><span id=\"3_The_Parallel_Axis_Theorem_Engineering_Versatility\" class=\"ez-toc-section\"><\/span>The Parallel Axis Theorem: Engineering Versatility<\/h2>\n<p class=\"\" data-start=\"173\" data-end=\"455\">\uadf8\ub9cc\ud07c\u00a0<strong data-start=\"177\" data-end=\"202\">\ud3c9\ud589\ucd95 \uc815\ub9ac<\/strong>, \ub610\ud55c ~\ub77c\uace0\ub3c4 \ud568\u00a0<strong data-start=\"220\" data-end=\"247\">\ud558\uc704\ud5cc\uc2a4-\uc288\ud0c0\uc774\ub108 \uc815\ub9ac<\/strong>\u00a0(Christiaan Huygens\uc640 Jakob Steiner\uc758 \uc774\ub984\uc744 \ub530\uc11c \uba85\uba85\ub428)\uc740 \ubb3c\uccb4\uac00 \ud68c\uc804\uc774\ub098 \uad7d\ud798\uc5d0 \uc5b4\ub5bb\uac8c \uc800\ud56d\ud558\ub294\uc9c0 \uc54c\uc544\ub0b4\ub294 \ub370 \uc720\uc6a9\ud55c \ub3c4\uad6c\uc785\ub2c8\ub2e4.<strong data-start=\"377\" data-end=\"407\">\uc911\uc2ec \uc8fc\ubcc0\ubfd0\ub9cc \uc544\ub2c8\ub77c<\/strong>, \ud558\uc9c0\ub9cc \uc8fc\ubcc0\u00a0<strong data-start=\"420\" data-end=\"454\">any axis that\u2019s parallel to it<\/strong>.<\/p>\n<p class=\"\" data-start=\"457\" data-end=\"722\"><strong>\uc791\ub3d9 \ubc29\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/strong><br data-start=\"476\" data-end=\"479\" \/>If you already know the moment of inertia (or second moment of area) around the object\u2019s center of gravity, and you know how far the new axis is from that center, this theorem lets you calculate the moment for the new axis using that distance.<\/p>\n<ul>\n<li><strong>\uba74\uc801 \ubaa8\uba58\ud2b8:<\/strong><\/li>\n<\/ul>\n<p>If the axis is not aligned with the centroid, it\u2019s time to rely on the parallel axis theorem to obtain the moment of area:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33252\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-102144.png\" sizes=\"(max-width: 188px) 100vw, 188px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-102144.png 248w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-102144-62x15.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-102144-150x35.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"188\" height=\"44\" \/><\/p>\n<ul>\n<li>\n<ul>\n<li><strong>\ub098<sub>\uae30\uc74c<\/sub><\/strong>\u00a0\uc911\uc2ec\ucd95\uc5d0 \ub300\ud55c \ub2e8\uba74 \ubaa8\uba58\ud2b8\uc785\ub2c8\ub2e4.<\/li>\n<li><strong>\uc5d0\uc774<\/strong>\u00a0\ub2e8\uba74\uc801\uc774\uc5d0\uc694.<\/li>\n<li><strong>\ub514<\/strong>\u00a0\uc911\uc2ec\ucd95\uacfc \uc0c8\ub85c\uc6b4 \ucd95 \uc0ac\uc774\uc758 \uac70\ub9ac\uc785\ub2c8\ub2e4.<\/li>\n<li><strong>\ub098<\/strong>\u00a0\uc0c8\ub85c\uc6b4 \ucd95\uc5d0 \ub300\ud55c \uba74\uc801\uc758 \ubaa8\uba58\ud2b8\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<ul>\n<li><strong>\uad00\uc131 \ubaa8\uba58\ud2b8:<\/strong><\/li>\n<\/ul>\n<p>\ud3c9\ud589\ucd95 \uc815\ub9ac\ub294 \uba74\uc801 \ubaa8\uba58\ud2b8\uc5d0\ub9cc \uc801\uc6a9\ub418\ub294 \uac83\uc774 \uc544\ub2c8\ub77c, \uc9c8\ub7c9 \uc911\uc2ec\ucd95\uacfc \ud3c9\ud589\ud55c \ucd95\uc5d0 \ub300\ud55c MoI\ub97c \uacc4\uc0b0\ud558\ub294 \ub370\uc5d0\ub3c4 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 MoI \uacf5\uc2dd\uc740 \uba74\uc801 \ubaa8\uba58\ud2b8\uc640 \ub9e4\uc6b0 \uc720\uc0ac\ud558\uc9c0\ub9cc \uc57d\uac04\uc758 \ucc28\uc774\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33254\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-103338.png\" sizes=\"(max-width: 211px) 100vw, 211px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-103338.png 266w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-103338-62x16.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-103338-150x38.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"211\" height=\"54\" \/><\/p>\n<ul>\n<li>\n<ul>\n<li><strong>\ub098<sub>\uae30\uc74c<\/sub><\/strong>\u00a0MoI\ub294 \uc9c8\ub7c9 \uc911\uc2ec\uc5d0 \uad00\ud55c \uac83\uc785\ub2c8\ub2e4.<\/li>\n<li><strong>\uc911<\/strong>\u00a0\ubb3c\uccb4\uc758 \uc9c8\ub7c9\uc785\ub2c8\ub2e4.<\/li>\n<li><strong>\ub514<\/strong>\u00a0\ub450 \ud3c9\ud589\ucd95 \uc0ac\uc774\uc758 \uac70\ub9ac\uc785\ub2c8\ub2e4.<\/li>\n<li><strong>\ub098<\/strong>\u00a0MoI\ub294 \uc0c8\ub85c\uc6b4 \ucd95\uc5d0 \uad00\ud55c \uac83\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\uc774 \uc815\ub9ac\ub294 \uace0\uc804 \uc5ed\ud559, \ud2b9\ud788 \uac15\uccb4 \ub3d9\uc5ed\ud559\uc758 \ud68c\uc804 \uad00\uc131 \uac1c\ub150\uc5d0\uc11c \uc720\ub798\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc774 \uc815\ub9ac\ub294 \ubb3c\uccb4\uc758 \uad00\uc131 \ubaa8\uba58\ud2b8\uac00 \uc9c8\ub7c9 \ubd84\ud3ec\uc640 \ud68c\uc804\ucd95\uc758 \uc704\uce58\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c4\ub2e4\ub294 \uc6d0\ub9ac\uc5d0 \uae30\ubc18\ud569\ub2c8\ub2e4.<\/p>\n<p>\ub300\ubd80\ubd84\uc758 \uacf5\ud559 \uad6c\uc870\ubb3c\uacfc \uad6c\uc131 \uc694\uc18c\uac00 \ud56d\uc0c1 \uc911\uc2ec\ucd95\uc744 \uc911\uc2ec\uc73c\ub85c \ud68c\uc804\ud558\ub294 \uac83\uc740 \uc544\ub2c8\ubbc0\ub85c, \uc774 \uc815\ub9ac\ub294 \uc54c\ub824\uc9c4 \uad00\uc131 \uac12\uc744 \uc0c8\ub85c\uc6b4 \ud68c\uc804\ucd95\uc73c\ub85c \ud655\uc7a5\ud558\ub294 \uc26c\uc6b4 \ubc29\ubc95\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ucd94\uac00\ub41c \ud56d md\u00b2\uc740 \ud68c\uc804\ucd95\uc758 \uc774\ub3d9\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n<ul>\n<li><strong>\ud3c9\ud589\ucd95 \uc815\ub9ac\uc758 \uc911\uc694\uc131:<\/strong>\n<ul>\n<li>\ubcf4 \uc124\uacc4\uc5d0 \ud544\uc218: \uc911\ub9bd\ucd95\uc774 \uc911\uc2ec\uacfc \uc77c\uce58\ud558\uc9c0 \uc54a\uc744 \ub54c \uc815\ud655\ud55c \ub2e8\uba74 \ubaa8\uba58\ud2b8\ub97c \uacc4\uc0b0\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<li>T\ud615 \uac15\uc7ac\uc640 I\ud615 \uac15\uc7ac\uc758 \uac15\ub3c4 \ud574\uc11d: T\ud615 \uac15\uc7ac\uc640 I\ud615 \uac15\uc7ac\uc640 \uac19\uc740 \uad6c\uc870 \ubd80\uc7ac\ub294 \uc5ec\ub7ec \uac1c\uc758 \uc5f0\uacb0\ub41c \ub2e8\uba74\uc73c\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4. \uc911\uc2ec\ucd95\uc774 \uae30\uc900\ucd95\uacfc \ub2e4\ub974\uae30 \ub54c\ubb38\uc5d0 \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \uc774 \uc815\ub9ac\ub97c \uc774\uc6a9\ud558\uc5ec \uc804\uccb4 \ub2e8\uba74 \ubaa8\uba58\ud2b8\ub97c \uc815\ud655\ud558\uac8c \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/li>\n<li>\ub85c\ubd07\uacf5\ud559 \ubc0f \uae30\uacc4 \uc2dc\uc2a4\ud15c\uc5d0 \uc801\uc6a9: \ubcc0\uc704\ub41c \ucd95\uc744 \uc911\uc2ec\uc73c\ub85c \ud68c\uc804\ud558\ub294 \ubd80\ud488(\uc608: \ub85c\ubd07 \ud314, \ud06c\ub7ad\ud06c\uc0e4\ud504\ud2b8, \uc5f0\uacb0 \uc7a5\uce58)\uc758 \uad00\uc131 \ubaa8\uba58\ud2b8\ub97c \uacc4\uc0b0\ud558\uc5ec \ubaa8\uc158 \uc81c\uc5b4\uc640 \uc548\uc815\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<li>Crucial for Composite Sections: Helps calculate the overall resistance to bending in composite structures, such as T-beams, where multiple members contribute to the structure\u2019s stiffness.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\uc608:<\/strong><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33255\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/rotational-rod-about-out-of-center-axis.png\" sizes=\"(max-width: 789px) 100vw, 789px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/rotational-rod-about-out-of-center-axis.png 1113w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/rotational-rod-about-out-of-center-axis-300x121.png 300w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/rotational-rod-about-out-of-center-axis-1024x414.png 1024w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/rotational-rod-about-out-of-center-axis-430x174.png 430w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/rotational-rod-about-out-of-center-axis-768x311.png 768w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/rotational-rod-about-out-of-center-axis-62x25.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/rotational-rod-about-out-of-center-axis-600x243.png 600w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/rotational-rod-about-out-of-center-axis-725x293.png 725w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/rotational-rod-about-out-of-center-axis-150x61.png 150w\" alt=\"\uc911\uc2ec \ucd95\uc744 \uc911\uc2ec\uc73c\ub85c \ud68c\uc804\ud558\ub294 \ub9c9\ub300\" width=\"789\" height=\"319\" \/><\/p>\n<p style=\"text-align: center;\">\uadf8\ub9bc 3: \uc911\uc2ec \ucd95\uc744 \uc911\uc2ec\uc73c\ub85c \ud68c\uc804\ud558\ub294 \ub9c9\ub300<\/p>\n<p>\ud3c9\ud589\ucd95 \uc815\ub9ac\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc587\uace0 \uade0\uc77c\ud55c \ub9c9\ub300\uac00 \ub05d\uc744 \uc911\uc2ec\uc73c\ub85c \ud68c\uc804\ud560 \ub54c\uc758 MoI\ub97c \uad6c\ud569\ub2c8\ub2e4. \uc9c8\ub7c9 \uc911\uc2ec\uc744 \uc911\uc2ec\uc73c\ub85c \ud68c\uc804\ud560 \ub54c\uc758 MoI\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33256\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-103913.png\" sizes=\"(max-width: 190px) 100vw, 190px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-103913.png 226w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-103913-62x31.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-103913-150x75.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"190\" height=\"95\" \/><\/p>\n<p>\uc5b4\ub514:<\/p>\n<ul>\n<li><strong>\uc911<\/strong>\u00a0\ub9c9\ub300\uc758 \ucd1d \uc9c8\ub7c9\uc785\ub2c8\ub2e4.<\/li>\n<li><strong>\uc5d8<\/strong>\u00a0\ub9c9\ub300\uc758 \uae38\uc774\uc785\ub2c8\ub2e4.\n<ul>\n<li><strong>1\ub2e8\uacc4:<\/strong>\u00a0\ud68c\uc804\ucd95\uacfc \ubb3c\uccb4\uc758 \uc9c8\ub7c9 \uc911\uc2ec\uc744 \ud1b5\uacfc\ud558\ub294 \ud3c9\ud589\ucd95 \uc0ac\uc774\uc758 \uac70\ub9ac\ub97c \uad6c\ud558\uc138\uc694. \uc774 \uacbd\uc6b0, \ud68c\uc804\ucd95\uc740 \ub9c9\ub300 \uae38\uc774\uc758 \uc808\ubc18\ub9cc\ud07c \uc9c8\ub7c9 \uc911\uc2ec\uc5d0\uc11c \uc774\ub3d9\ud588\uac70\ub098 L\/2\ub9cc\ud07c \uc774\ub3d9\ud588\uc2b5\ub2c8\ub2e4.<\/li>\n<li><strong>2\ub2e8\uacc4:\u00a0<\/strong>\ud3c9\ud589\ucd95 \uc815\ub9ac\ub97c \uc0ac\uc6a9\ud558\uc5ec \ud68c\uc804\ucd95\uc5d0 \ub300\ud55c \ubb3c\uccb4\uc758 \uad00\uc131 \ubaa8\uba58\ud2b8(MoI)\ub97c \uad6c\ud569\ub2c8\ub2e4. \ubb3c\uccb4\uc758 \uc9c8\ub7c9 \uc911\uc2ec\uc744 \uae30\uc900\uc73c\ub85c \uc54c\ub824\uc9c4 \uad00\uc131 \ubaa8\uba58\ud2b8\ub97c \ud3c9\ud589\ucd95 \uc815\ub9ac\uc5d0 \ub300\uc785\ud558\uba74 \ub2e4\uc74c \uc2dd\uc774 \uc131\ub9bd\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33257\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104126.png\" sizes=\"(max-width: 282px) 100vw, 282px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104126.png 365w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104126-300x95.png 300w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104126-62x20.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104126-150x47.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"282\" height=\"89\" \/><\/p>\n<p>\ub2e4\uc74c\uc73c\ub85c, h\uc5d0 \uc801\uc808\ud55c \uc591\uc744 \ub300\uc785\ud569\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33258\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104214.png\" sizes=\"(max-width: 319px) 100vw, 319px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104214.png 400w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104214-300x89.png 300w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104214-62x18.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104214-150x44.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"319\" height=\"94\" \/><\/p>\n<p>\uc9c0\uc218\ub97c \ud3c9\uac00\ud558\uba74 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33259\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104310.png\" sizes=\"(max-width: 625px) 100vw, 625px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104310.png 777w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104310-300x41.png 300w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104310-430x59.png 430w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104310-768x106.png 768w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104310-62x9.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104310-600x83.png 600w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104310-725x100.png 725w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104310-150x21.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"625\" height=\"86\" \/><\/p>\n<p>\ub367\uc148\uc744 \uc218\ud589\ud558\uba74 \ub2e4\uc74c\uacfc \uac19\uc740 \ub2f5\uc774 \ub098\uc635\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33260\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104401.png\" sizes=\"(max-width: 319px) 100vw, 319px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104401.png 400w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104401-300x81.png 300w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104401-62x17.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-104401-150x41.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"319\" height=\"86\" \/><\/p>\n<h2><strong>Polar Moment of Inertia<\/strong><\/h2>\n<p>\uadf8\ub9cc\ud07c\u00a0<strong data-start=\"360\" data-end=\"391\">\uadf9\uad00\uc131 \ubaa8\uba58\ud2b8(J),\u00a0<\/strong>which we will refer it as \u201cPMoI\u201d in this blog<strong data-start=\"360\" data-end=\"391\">,<\/strong>\u00a0\ub2e8\uba74\uc758 \uae30\ud558\ud559\uc801 \ud2b9\uc131\uc73c\ub85c, \uc8fc\uc5b4\uc9c4 \ucd95(\uc77c\ubc18\uc801\uc73c\ub85c \ucd95\uc758 \uc911\uc2ec\ucd95)\uc744 \uc911\uc2ec\uc73c\ub85c \uba74\uc801\uc774 \uc5b4\ub5bb\uac8c \ubd84\ud3ec\ub418\uc5b4 \uc788\ub294\uc9c0\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uad6c\uc870 \ubd80\uc7ac\uc758 \ube44\ud2c0\ub9bc \uc800\ud56d\uc131\uc744 \uc815\ub7c9\ud654\ud569\ub2c8\ub2e4.<\/p>\n<p>It is the material\u2019s resistance to torsional (twisting) deformation \u2014 related to the shape of a cross-section, not mass. The polar moment of inertia is indeed a kind of second moment of area, just taken about a central (polar) axis, instead of a horizontal or vertical one. Don\u2019t confuse it with the mass moment of inertia, which uses mass elements instead of area.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33267\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-111159.png\" sizes=\"(max-width: 185px) 100vw, 185px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-111159.png 231w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-111159-62x31.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-111159-150x75.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"185\" height=\"93\" \/><\/p>\n<p class=\"\" data-start=\"632\" data-end=\"650\">\uc77c\ubc18\uc801\uc778 \ubaa8\uc591\uc758 \uacbd\uc6b0:<\/p>\n<ul data-start=\"652\" data-end=\"925\">\n<li class=\"\" data-start=\"652\" data-end=\"715\">\n<p class=\"\" data-start=\"654\" data-end=\"679\"><strong data-start=\"654\" data-end=\"679\">\uc194\ub9ac\ub4dc \uc6d0\ud615 \uc0e4\ud504\ud2b8:<\/strong><\/p>\n<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33268\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-112422.png\" sizes=\"(max-width: 172px) 100vw, 172px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-112422.png 225w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-112422-62x35.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-112422-150x85.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"172\" height=\"98\" \/><\/p>\n<ul>\n<li><strong>\uc911\uacf5 \uc6d0\ud615 \uc0e4\ud504\ud2b8(\ud29c\ube0c):<\/strong><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33269\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-112532.png\" sizes=\"(max-width: 251px) 100vw, 251px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-112532.png 315w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-112532-300x89.png 300w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-112532-62x18.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-112532-150x44.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"251\" height=\"74\" \/><\/p>\n<p class=\"\" data-start=\"815\" data-end=\"821\">\uc5b4\ub514:<\/p>\n<ul data-start=\"824\" data-end=\"925\">\n<li class=\"\" data-start=\"824\" data-end=\"863\">\n<p class=\"\" data-start=\"826\" data-end=\"863\"><strong><span class=\"katex\"><span class=\"katex-mathml\">\ub514<\/span><\/span><\/strong>\u00a0= \uc194\ub9ac\ub4dc \uc0e4\ud504\ud2b8\uc758 \uc9c1\uacbd<\/p>\n<\/li>\n<li class=\"\" data-start=\"866\" data-end=\"894\">\n<p class=\"\" data-start=\"868\" data-end=\"894\"><span class=\"katex\"><strong><span class=\"katex-mathml\">\ub514<sub>\uc601\ud615<\/sub><\/span><\/strong><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\"><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist-s\">\u200b<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>\u00a0= \uc678\uacbd<\/p>\n<\/li>\n<li class=\"\" data-start=\"897\" data-end=\"925\">\n<p class=\"\" data-start=\"899\" data-end=\"925\"><strong><span class=\"katex\"><span class=\"katex-mathml\">\ub514<sub>\ub098<\/sub><\/span><\/span><\/strong>= \ub0b4\uacbd<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"932\" data-end=\"949\"><strong data-start=\"939\" data-end=\"949\">\ub2e8\uc704:<\/strong><\/p>\n<ul data-start=\"951\" data-end=\"1092\">\n<li class=\"\" data-start=\"951\" data-end=\"1015\">\n<p class=\"\" data-start=\"953\" data-end=\"968\"><strong data-start=\"953\" data-end=\"966\">SI \ub2e8\uc704:<\/strong><\/p>\n<p><span class=\"katex-display\"><span class=\"katex\"><span class=\"katex-mathml\">\ubbf8\ud130<sup>4<\/sup>\u00a0(\uc911<sup>4<\/sup>)<\/span><\/span><\/span><\/li>\n<\/ul>\n<p>\ud558\uc9c0\ub9cc PMoI\uc5d0 \ud3c9\ud589\ucd95\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc744\uae4c\uc694?<\/p>\n<p>\uc608, \ud3c9\ud589 \ucd95 \uc815\ub9ac\ub294 PMoI\uc5d0 \uc801\uc6a9\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc774\ub97c \uc704\ud574\uc11c\ub294 \ub450 \uac1c\uc758 \uc218\uc9c1 \ud3c9\uba74 \uba74\uc801 \ubaa8\uba58\ud2b8(I)\uc5d0 \uc801\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<sub>\uc5d1\uc2a4<\/sub>\u00a0\uadf8\ub9ac\uace0 \ub098<sub>\uc640\uc774<\/sub>) about the same point. Let\u2019s clear that out.<\/p>\n<p>\ub9cc\uc57d \ub2f9\uc2e0\uc774 \uc54c\uace0 \uc788\ub2e4\uba74\u00a0<strong data-start=\"301\" data-end=\"354\">\uc911\uc2ec\ucd95\uc5d0 \ub300\ud55c \uadf9\uad00\uc131 \ubaa8\uba58\ud2b8<\/strong>\u00a0\ubaa8\uc591\uc758 \uacbd\uc6b0 \ub2e4\uc74c\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud3c9\ud589 \ucd95\uc5d0 \ub300\ud55c \ubaa8\uc591\uc744 \ucc3e\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33271\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-115344.png\" sizes=\"(max-width: 220px) 100vw, 220px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-115344.png 270w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-115344-62x17.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-115344-150x42.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"220\" height=\"61\" \/><\/p>\n<p class=\"\" data-start=\"465\" data-end=\"471\">\uc5b4\ub514:<\/p>\n<ul data-start=\"473\" data-end=\"725\">\n<li class=\"\" data-start=\"473\" data-end=\"547\">\n<p class=\"\" data-start=\"475\" data-end=\"547\"><span class=\"katex\"><span class=\"katex-mathml\"><strong>\uc81c\uc774<sub>\uc601\ud615<\/sub><\/strong><\/span><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\"><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist-s\">\u200b<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>\u00a0= \uc0c8\ub85c\uc6b4 \ucd95(\uc911\uc2ec\uc774 \uc544\ub2d8)\uc5d0 \ub300\ud55c PMoI<\/p>\n<\/li>\n<li class=\"\" data-start=\"548\" data-end=\"621\">\n<p class=\"\" data-start=\"550\" data-end=\"621\"><span class=\"katex\"><span class=\"katex-mathml\"><strong>\uc81c\uc774<sub>\uae30\uc74c<\/sub><\/strong><\/span><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\"><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist-s\">\u200b<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>\u00a0= \uc911\uc2ec\ucd95\uc5d0 \ub300\ud55c PMoI<\/p>\n<\/li>\n<li class=\"\" data-start=\"622\" data-end=\"659\">\n<p class=\"\" data-start=\"624\" data-end=\"659\"><strong><span class=\"katex\"><span class=\"katex-mathml\">\uc5d0\uc774<\/span><\/span>\u00a0<\/strong>= \ub2e8\uba74\uc801<\/p>\n<\/li>\n<li class=\"\" data-start=\"660\" data-end=\"725\">\n<p class=\"\" data-start=\"662\" data-end=\"725\"><strong><span class=\"katex\"><span class=\"katex-mathml\">\ub514<\/span><\/span>\u00a0<\/strong>= \uc911\uc2ec\ucd95\uacfc \uc0c8\ub85c\uc6b4 \ucd95 \uc0ac\uc774\uc758 \uac70\ub9ac<\/p>\n<\/li>\n<\/ul>\n<p>\ud558\uc9c0\ub9cc \uc55e\uc11c \ub9d0\ud588\ub4ef\uc774 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud560\uae4c\uc694?<\/p>\n<p class=\"\" data-start=\"756\" data-end=\"864\">\uae30\uc5b5\ud558\uc138\uc694, \uad00\uc131 \ubaa8\uba58\ud2b8\ub294 \ub2e4\uc74c\uacfc \uad00\ub828\uc774 \uc788\uc2b5\ub2c8\ub2e4.\u00a0<strong data-start=\"808\" data-end=\"816\">\ub458 \ub2e4<\/strong>\u00a0x\ucd95\uacfc y\ucd95\uc5d0 \ub300\ud55c \uad00\uc131 \ubaa8\uba58\ud2b8:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33272\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-115750.png\" sizes=\"(max-width: 186px) 100vw, 186px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-115750.png 210w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-115750-62x18.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-115750-150x43.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"186\" height=\"53\" \/><\/p>\n<p>\uc5b4\ub514:<\/p>\n<ul>\n<li><strong>\ub098<sub>\uc5d1\uc2a4<\/sub><\/strong>\u00a0x\ucd95\uc5d0 \ub300\ud55c \uba74\uc801\uc758 2\ucc28 \ubaa8\uba58\ud2b8\uc785\ub2c8\ub2e4.<\/li>\n<li><strong>\ub098<sub>\uc640\uc774<\/sub><\/strong>\u00a0y\ucd95\uc5d0 \ub300\ud55c \uba74\uc801\uc758 2\ucc28 \ubaa8\uba58\ud2b8\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p class=\"\" data-start=\"887\" data-end=\"934\">\ub530\ub77c\uc11c \uac01\uac01\uc5d0 \ud3c9\ud589\ucd95 \uc815\ub9ac\ub97c \uc801\uc6a9\ud558\uba74 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p data-start=\"887\" data-end=\"934\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33273\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-120120.png\" sizes=\"(max-width: 319px) 100vw, 319px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-120120.png 405w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-120120-300x143.png 300w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-120120-62x30.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-120120-150x71.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"319\" height=\"152\" \/><\/p>\n<p data-start=\"887\" data-end=\"934\">\uadf8 \ub2e4\uc74c\uc5d0:<\/p>\n<p data-start=\"887\" data-end=\"934\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33274\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-120557.png\" sizes=\"(max-width: 456px) 100vw, 456px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-120557.png 566w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-120557-300x98.png 300w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-120557-430x141.png 430w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-120557-62x20.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-120557-150x49.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"456\" height=\"149\" \/><\/p>\n<p>\uc5b4\ub514:<\/p>\n<ul>\n<li><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-33275\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-120728.png\" sizes=\"(max-width: 136px) 100vw, 136px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-120728.png 240w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-120728-62x23.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-120728-150x56.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"136\" height=\"51\" \/>\u200b\u200b\u00a0is the distance from the centroid to the new axis<\/li>\n<li>A\ub294 \ubaa8\uc591\uc758 \uba74\uc801\uc785\ub2c8\ub2e4<\/li>\n<\/ul>\n<h2>Shapes Matter; Hollow Shaft: A Closer Look at Design<\/h2>\n<p>\uad6c\uc870\uc801 \ud615\ud0dc\uc5d0 \ub530\ub77c \ub2e8\uba74 2\ucc28 \ubaa8\uba58\ud2b8\uc640 \uadf9\uad00\uc131 \ubaa8\uba58\ud2b8\uac00 \ub2ec\ub77c\uc9c0\uba70, \uc774\ub294 \uac01\uac01 \uad7d\ud798\uacfc \ube44\ud2c0\ub9bc\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \ub300\ud45c\uc801\uc778 \uc608\uac00 \uc911\uacf5 \uc0e4\ud504\ud2b8\uc785\ub2c8\ub2e4. \uc911\uacf5 \uc0e4\ud504\ud2b8\ub294 \uac15\ub3c4\ub97c \ud5a5\uc0c1\uc2dc\ud0a4\uace0 \ubb34\uac8c\ub97c \uc904\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n<ul>\n<li><strong>\uc911\uacf5\ucd95\uc744 \uc0ac\uc6a9\ud558\ub294 \uc774\uc720\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/strong><\/li>\n<\/ul>\n<p>\uc911\uacf5 \uc0e4\ud504\ud2b8\ub294 \ub192\uc740 \uac15\ub3c4 \ub300 \uc911\ub7c9\ube44\ub97c \uc81c\uacf5\ud558\uae30 \ub54c\ubb38\uc5d0 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ubd84\uc57c\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc911\uacf5 \uc0e4\ud504\ud2b8\uc640 \ube44\uad50\ud588\uc744 \ub54c \ub2e4\uc74c\uacfc \uac19\uc740 \uc7a5\uc810\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\ub354 \uc801\uc740 \uc7ac\ub8cc\ub97c \uc0ac\uc6a9\ud558\uba74\uc11c\ub3c4 \ube44\ud2c0\ub9bc\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc774 \ub354 \ub6f0\uc5b4\ub0a9\ub2c8\ub2e4.<\/li>\n<li>\ubb34\uac8c\uac00 \uac00\ubcbc\uc6cc \ud56d\uacf5\uc6b0\uc8fc \ubc0f \uc790\ub3d9\ucc28 \ubd84\uc57c\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/li>\n<li>\ud68c\uc804 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ubd88\ud544\uc694\ud55c \uc9c8\ub7c9\uc744 \uc904\uc5ec \uc5d0\ub108\uc9c0 \ud6a8\uc728\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc911\uacf5 \uc6d0\ud615 \ub2e8\uba74\uc758 MoI\uc640 MoA\ub294 \uac01\uac01 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33269\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-112532.png\" sizes=\"(max-width: 251px) 100vw, 251px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-112532.png 315w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-112532-300x89.png 300w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-112532-62x18.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-112532-150x44.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"251\" height=\"74\" \/><\/p>\n<p class=\"\" data-start=\"815\" data-end=\"821\">\uc5b4\ub514:<\/p>\n<ul data-start=\"824\" data-end=\"925\">\n<li class=\"\" data-start=\"824\" data-end=\"863\">\n<p class=\"\" data-start=\"826\" data-end=\"863\"><strong><span class=\"katex\"><span class=\"katex-mathml\">\ub514<\/span><\/span><\/strong>\u00a0= \uc194\ub9ac\ub4dc \uc0e4\ud504\ud2b8\uc758 \uc9c1\uacbd<\/p>\n<\/li>\n<li class=\"\" data-start=\"866\" data-end=\"894\">\n<p class=\"\" data-start=\"868\" data-end=\"894\"><span class=\"katex\"><strong><span class=\"katex-mathml\">\ub514<sub>\uc601\ud615<\/sub><\/span><\/strong><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\"><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist-s\">\u200b<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>\u00a0= \uc678\uacbd<\/p>\n<\/li>\n<li class=\"\" data-start=\"897\" data-end=\"925\">\n<p class=\"\" data-start=\"899\" data-end=\"925\"><strong><span class=\"katex\"><span class=\"katex-mathml\">\ub514<sub>\ub098<\/sub><\/span><\/span><\/strong>= \ub0b4\uacbd<\/p>\n<\/li>\n<\/ul>\n<p>\uc774 \ubc29\uc815\uc2dd\uc740 \uc678\uacbd\uc744 \uc870\uae08\ub9cc \ub298\ub824\ub3c4 \uc0e4\ud504\ud2b8\uc758 \uac15\uc131\uc774 \ud06c\uac8c \ud5a5\uc0c1\ub420 \uc218 \uc788\uc74c\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \uc774\ub294 \uad7d\ud798 \uc800\ud56d\uc744 \uacb0\uc815\ud558\ub294 \ub2e8\uba74 2\ucc28 \ubaa8\uba58\ud2b8\uc640 \ube44\ud2c0\ub9bc \uc800\ud56d\uc744 \uacb0\uc815\ud558\ub294 \uadf9\uad00\uc131 \ubaa8\uba58\ud2b8\uac00 \ubaa8\ub450 \uc9c1\uacbd\uc758 4\uc81c\uacf1\uc5d0 \ube44\ub840\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uacb0\uacfc\uc801\uc73c\ub85c \uc911\uacf5 \uc0e4\ud504\ud2b8\ub294 \uc7ac\ub8cc \uc0ac\uc6a9\ub7c9\uc744 \uc904\uc774\uba74\uc11c\ub3c4 \ub192\uc740 \uac15\uc131\uc744 \uc720\uc9c0\ud560 \uc218 \uc788\uc5b4 \uad7d\ud798 \ubc0f \ube44\ud2c0\ub9bc \ud798\uc5d0 \ud6a8\uc728\uc801\uc73c\ub85c \uc800\ud56d\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li><strong>\ud798\uc774 \uc911\uacf5 \uc0e4\ud504\ud2b8\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5<\/strong><\/li>\n<\/ul>\n<p>\uc544\ub798 \ub2e4\uc774\uc5b4\uadf8\ub7a8\uc740 \uc911\uacf5 \uc0e4\ud504\ud2b8\uc5d0 \uc791\uc6a9\ud558\ub294 \ub2e4\uc591\ud55c \ud798\uacfc \uc774\ub7ec\ud55c \ud798\uc774 \uc911\uacf5 \uc0e4\ud504\ud2b8\uc758 MoI\uc640 \ub2e8\uba74 \ubaa8\uba58\ud2b8\uc5d0 \uc5b4\ub5bb\uac8c \uc601\ud5a5\uc744 \ubbf8\uce58\ub294\uc9c0 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33278\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Hollow-shaft-under-different-load-conditions.png\" sizes=\"(max-width: 875px) 100vw, 875px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Hollow-shaft-under-different-load-conditions.png 925w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Hollow-shaft-under-different-load-conditions-300x150.png 300w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Hollow-shaft-under-different-load-conditions-430x215.png 430w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Hollow-shaft-under-different-load-conditions-768x384.png 768w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Hollow-shaft-under-different-load-conditions-62x31.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Hollow-shaft-under-different-load-conditions-600x300.png 600w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Hollow-shaft-under-different-load-conditions-725x363.png 725w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Hollow-shaft-under-different-load-conditions-150x75.png 150w\" alt=\"\ub2e4\uc591\ud55c \ud558\uc911 \uc870\uac74\uc5d0\uc11c\uc758 \uc911\uacf5\ucd95\" width=\"875\" height=\"438\" \/><\/p>\n<p style=\"text-align: center;\">\uadf8\ub9bc 4: \ub2e4\uc591\ud55c \ud558\uc911 \uc870\uac74\uc5d0\uc11c\uc758 \uc911\uacf5\ucd95 [<a href=\"https:\/\/www.sciencedirect.com\/topics\/engineering\/hollow-shaft\" target=\"_blank\" rel=\"nofollow noopener\">\ucc38\uc870<\/a>]<\/p>\n<div class=\"vc_row wpb_row vc_row-fluid\">\n<div class=\"wpb_column vc_column_container vc_col-sm-12\">\n<div class=\"vc_column-inner\">\n<div class=\"wpb_wrapper\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<ul>\n<li><strong>\ucd95 \ud558\uc911:<\/strong>\u00a0\uc548\uc815\uc131\uacfc \uc88c\uad74 \uc800\ud56d\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \uc0e4\ud504\ud2b8\uc758 \uae38\uc774\ub97c \ub530\ub77c \uc791\uc6a9\ud558\ub294 \ud798\uc785\ub2c8\ub2e4.<\/li>\n<li><strong>\ube44\ud2c0\ub9bc \ud558\uc911:<\/strong>\u00a0\ube44\ud2c0\ub9bc \ud798\uc740 \uac01 \ubcc0\ud615\uc744 \uc77c\uc73c\ud0a4\uace0, \uc774\ub294 \uad00\uc131 \ubaa8\uba58\ud2b8 J\uc5d0 \uc758\ud574 \uc800\ud56d\ub429\ub2c8\ub2e4.<\/li>\n<li><strong>\ud6a1\ud558\uc911 \ubc0f \uad7d\ud798 \ubaa8\uba58\ud2b8:<\/strong>\u00a0\uc0e4\ud504\ud2b8\uc5d0 \uc218\uc9c1\uc73c\ub85c \uac00\ud574\uc9c0\ub294 \ud798\uc740 \uad7d\ud798 \ubaa8\uba58\ud2b8\ub97c \uc720\ubc1c\ud558\uace0, \uc774\ub294 \ub2e8\uba74\uc758 2\ucc28 \ubaa8\uba58\ud2b8(\uba74\uc801 \ubaa8\uba58\ud2b8)\uc5d0 \uc758\ud574 \uc800\ud56d\ub429\ub2c8\ub2e4.<\/li>\n<li><strong>\uad7d\ud798 \ubaa8\uba58\ud2b8\ub85c \uc778\ud55c \ucc98\uc9d0:\u00a0<\/strong>\uad7d\ud798\uc744 \ubc1b\ub294 \ubcf4 \ub610\ub294 \uc0e4\ud504\ud2b8\uc758 \ucc98\uc9d0(\u03b4)\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \ub2e8\uba74 \ubaa8\uba58\ud2b8\uc758 \uc601\ud5a5\uc744 \ubc1b\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33279\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-124207.png\" sizes=\"(max-width: 132px) 100vw, 132px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-124207.png 152w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-124207-62x43.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-124207-150x105.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"132\" height=\"92\" \/><\/p>\n<p>\uc5b4\ub514:<\/p>\n<ul>\n<li><strong>\uc5d0\ud504<\/strong>\u00a0\uc801\uc6a9\ub41c \ud798(N)<\/li>\n<li><strong>\uc5d8<\/strong>\u00a0\uc0e4\ud504\ud2b8\uc758 \uae38\uc774(m)\uc785\ub2c8\ub2e4<\/li>\n<li><strong>\uc774\uc790\ud615<\/strong>\u00a0\uc601\ub960(Pa)\uc740<\/li>\n<li><strong>\ub098<\/strong>\u00a0\ub294 \uba74\uc801\uc758 \ubaa8\uba58\ud2b8(m)\uc785\ub2c8\ub2e4.<sup>4<\/sup>)<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong>\ube44\ud2c0\ub9bc\uc73c\ub85c \uc778\ud55c \uaf2c\uc784:\u00a0<\/strong>\ud1a0\ud06c T \ud558\uc5d0\uc11c \uc0e4\ud504\ud2b8\uc758 \ube44\ud2c0\ub9bc \uac01\ub3c4 \u03b8\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-33280\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-124417.png\" sizes=\"(max-width: 123px) 100vw, 123px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-124417.png 136w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Screenshot-2025-04-23-124417-62x48.png 62w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"123\" height=\"96\" \/><\/p>\n<p>\uc5b4\ub514:<\/p>\n<ul>\n<li><strong>\ud2f0<\/strong>\u00a0\uc801\uc6a9 \ud1a0\ud06c(N\u00b7m)<\/li>\n<li><strong>\uc5d8<\/strong>\u00a0\uc0e4\ud504\ud2b8 \uae38\uc774(m)\uc785\ub2c8\ub2e4<\/li>\n<li><strong>G<\/strong>\u00a0\uc804\ub2e8 \ud0c4\uc131 \uacc4\uc218(Pa)\uc785\ub2c8\ub2e4<\/li>\n<li><strong>\uc81c\uc774<\/strong>\u00a0\ub294 \uadf9\uad00\uc131 \ubaa8\uba58\ud2b8(m)\uc785\ub2c8\ub2e4.<sup>4<\/sup>)<\/li>\n<\/ul>\n<p>MoI\uc640 MoA\ub294 \uad6c\uc870\ubb3c\uc774 \ube44\ud2c0\ub9bc \ubc0f \uad7d\ud798\ub825\uc5d0 \uc800\ud56d\ud558\ub294 \ub2a5\ub825\uc744 \uc815\uc758\ud569\ub2c8\ub2e4. \uc911\uacf5 \uc0e4\ud504\ud2b8\ub294 \uc774\ub7ec\ud55c \ud2b9\uc131\uc744 \uadf9\ub300\ud654\ud558\ub294 \ub3d9\uc2dc\uc5d0 \ubb34\uac8c\ub97c \uc904\uc5ec \ud604\ub300 \uae30\uacc4 \ubc0f \uad6c\uc870 \uacf5\ud559\uc5d0 \ud544\uc218\uc801\uc778 \uc694\uc18c\uc785\ub2c8\ub2e4.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"vc_row wpb_row vc_row-fluid\">\n<div class=\"wpb_column vc_column_container vc_col-sm-12\">\n<div class=\"vc_column-inner\">\n<div class=\"wpb_wrapper\">\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<h2><span id=\"6_Conclusion\" class=\"ez-toc-section\"><\/span>\uacb0\ub860<\/h2>\n<p>\uc694\uc57d\ud558\uba74, \ub2e4\uc74c \ud45c\uc5d0\uc11c \uad00\uc131 \ubaa8\uba58\ud2b8, \uadf9\uad00\uc131 \ubaa8\uba58\ud2b8, \ub2e8\uba74\uad00\uc131 \ubaa8\uba58\ud2b8\ub97c \ube44\uad50\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2><img decoding=\"async\" class=\"aligncenter wp-image-33282\" src=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia.png\" sizes=\"(max-width: 1062px) 100vw, 1062px\" srcset=\"https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia.png 1342w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia-300x112.png 300w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia-1024x384.png 1024w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia-430x161.png 430w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia-768x288.png 768w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia-62x23.png 62w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia-600x225.png 600w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia-725x272.png 725w, https:\/\/caeassistant.com\/wp-content\/uploads\/2025\/04\/Moment-of-Inertia-VS-Moment-of-Area-VS-Polar-moment-of-inertia-150x56.png 150w\" alt=\"\uad00\uc131 \ubaa8\uba58\ud2b8 \ub300 \uba74 \uad00\uc131 \ubaa8\uba58\ud2b8 \ub300 \uadf9 \uad00\uc131 \ubaa8\uba58\ud2b8\" width=\"1062\" height=\"398\" \/><\/h2>\n<\/div>\n<\/div>\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<p><em>\uc774 \ube14\ub85c\uadf8\uc758 \uc800\uc790:\u00a0<strong><span class=\"wixui-rich-text__text\"><span class=\"color_11 wixui-rich-text__text\">\uc544\ube44\ub098\ube0c \ud0f1\ud06c\uc0b4\ub808.\u00a0<\/span><\/span><\/strong><\/em><\/p>\n<p><strong>\uc800\uc790 \uc18c\uac1c:<\/strong>\u00a0Abhinav Tanksale\uc740 CAE \ubd84\uc11d\uac00\uc774\uc790 \uc5f4\uc815\uc801\uc778 \ube14\ub85c\uac70\ub85c \ub2e4\uc74c\uacfc \uac19\uc740 \ub0b4\uc6a9\uc744 \ucc3d\ub9bd\ud588\uc2b5\ub2c8\ub2e4.\u00a0<a href=\"https:\/\/www.myphysicscafe.com\/\" target=\"_blank\" rel=\"noopener nofollow\"><em data-start=\"239\" data-end=\"256\">\ub9c8\uc774 \ud53c\uc9c1\uc2a4 \uce74\ud398<\/em><\/a>\u00a0to help engineers strengthen their grasp on fundamental concepts. Drawing from his own experiences in the industry, he understands the challenges professionals face when the basics aren\u2019t solid. Through his platform, Abhinav delivers clear, practical content designed to build real competence in the technical domain. His philosophy is simple yet powerful:\u00a0<em data-start=\"614\" data-end=\"686\">\uc804\ubb38\uc131\uc740 \uae30\ubcf8\uc744 \uc77c\uad00\ub418\uac8c \uc801\uc6a9\ud558\ub294 \uc790\uc5f0\uc2a4\ub7ec\uc6b4 \uacb0\uacfc\uc785\ub2c8\ub2e4.<\/em>.<\/p>\n<\/div>\n<\/div>\n<div class=\"wpb_text_column wpb_content_element\">\n<div class=\"wpb_wrapper\">\n<p>\uadf8\ub9cc\ud07c\u00a0<a href=\"https:\/\/caeassistant.com\/\" target=\"_blank\" rel=\"noopener\">CAE \ubcf4\uc870\uc6d0<\/a>\u00a0\uc800\ud76c\ub294 \uace0\uac1d\ub2d8\uc758 \ubaa8\ub4e0 CAE \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud558\uae30 \uc704\ud574 \ucd5c\uc120\uc744 \ub2e4\ud558\uace0 \uc788\uc73c\uba70, \uace0\uac1d\ub2d8\uc758 \ud53c\ub4dc\ubc31\uc740 \uc774\ub7ec\ud55c \ubaa9\ud45c \ub2ec\uc131\uc5d0 \ud070 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4. \uad81\uae08\ud55c \uc810\uc774 \uc788\uac70\ub098 \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud558\uba74 WhatsApp\uc744 \ud3ec\ud568\ud55c \uc18c\uc15c \ubbf8\ub514\uc5b4 \uacc4\uc815\uc744 \ud1b5\ud574 \uc5b8\uc81c\ub4e0\uc9c0 \uacf5\uc720\ud574 \uc8fc\uc138\uc694.<\/p>\n<p>\ubaa8\ub4e0 \uc218\uc900\uc758 \uc0ac\uc6a9\uc790\ub97c \uc704\ud55c \ubb34\ub8cc PDF \uac00\uc774\ub4dc\uc640 \uc790\uc138\ud55c \ub3d9\uc601\uc0c1\uc774 \ud3ec\ud568\ub41c \ud3ec\uad04\uc801\uc778 Abaqus \ud29c\ud1a0\ub9ac\uc5bc \ud398\uc774\uc9c0\ub97c \uc0b4\ud3b4\ubcf4\uc138\uc694. \ubb34\ub8cc \ubc0f \ud504\ub9ac\ubbf8\uc5c4 \ud328\ud0a4\uc9c0\uc640 \ud568\uaed8 Abaqus\ub97c \ud6a8\uc728\uc801\uc73c\ub85c \ub9c8\uc2a4\ud130\ud558\ub294 \ub370 \ud544\uc694\ud55c \ud544\uc218 \uc815\ubcf4\ub97c \ud655\uc778\ud558\uc138\uc694. Abaqus \uc5ec\uc815\uc744 \uc2dc\uc791\ud558\uc138\uc694.\u00a0<a href=\"https:\/\/caeassistant.com\/free-abaqus-tutorial-training-video\/\" target=\"_blank\" rel=\"noopener\">Abaqus \ud29c\ud1a0\ub9ac\uc5bc<\/a>\u00a0\uc9c0\uae08!<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Have you ever seen a figure skater pull her arms close to her body and spin faster? Most people would say,\u00a0\u201cWow! How amazing she is! How beautiful she is!\u201dBut we engineers think,\u00a0\u201cWhy does she spin faster?\u201dThe answer:\u00a0Moment of Inertia.\u00a0We refer it in this blog as \u201cMoI\u201d. Now imagine a bridge under heavy traffic, packed with [&hellip;]<\/p>","protected":false},"author":1099,"featured_media":34026,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[67],"tags":[],"class_list":["post-33228","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/dev.caeassistant.com\/ko\/wp-json\/wp\/v2\/posts\/33228","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dev.caeassistant.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dev.caeassistant.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dev.caeassistant.com\/ko\/wp-json\/wp\/v2\/users\/1099"}],"replies":[{"embeddable":true,"href":"https:\/\/dev.caeassistant.com\/ko\/wp-json\/wp\/v2\/comments?post=33228"}],"version-history":[{"count":2,"href":"https:\/\/dev.caeassistant.com\/ko\/wp-json\/wp\/v2\/posts\/33228\/revisions"}],"predecessor-version":[{"id":49318,"href":"https:\/\/dev.caeassistant.com\/ko\/wp-json\/wp\/v2\/posts\/33228\/revisions\/49318"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dev.caeassistant.com\/ko\/wp-json\/wp\/v2\/media\/34026"}],"wp:attachment":[{"href":"https:\/\/dev.caeassistant.com\/ko\/wp-json\/wp\/v2\/media?parent=33228"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dev.caeassistant.com\/ko\/wp-json\/wp\/v2\/categories?post=33228"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dev.caeassistant.com\/ko\/wp-json\/wp\/v2\/tags?post=33228"}],"curies":[{"name":"\uc6cc\ub4dc\ud504\ub808\uc2a4","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}