{"id":166,"date":"2025-07-20T07:07:06","date_gmt":"2025-07-19T22:07:06","guid":{"rendered":"https:\/\/pmgineer.com\/?p=166"},"modified":"2025-08-14T22:19:33","modified_gmt":"2025-08-14T13:19:33","slug":"%ec%a7%80%ea%b5%ac-%ec%a4%91%eb%a0%a5%ec%9d%98-%eb%aa%a8%eb%93%a0-%ea%b2%83-%eb%89%b4%ed%84%b4%eb%b6%80%ed%84%b0-%ec%95%84%ec%9d%b8%ec%8a%88%ed%83%80%ec%9d%b8%ea%b9%8c%ec%a7%80-%ec%a4%91%eb%a0%a5","status":"publish","type":"post","link":"https:\/\/pmgineer.com\/?p=166","title":{"rendered":"\uc9c0\uad6c \uc911\ub825\uc758 \ubaa8\ub4e0 \uac83: \ub274\ud134\ubd80\ud130 \uc544\uc778\uc288\ud0c0\uc778\uae4c\uc9c0, \uc911\ub825\uc744 \uc644\ubcbd\ud558\uac8c \uc774\ud574\ud558\uae30"},"content":{"rendered":"\n<div class=\"wp-block-group is-vertical is-layout-flex wp-container-core-group-is-layout-fe9cc265 wp-block-group-is-layout-flex\" style=\"line-height:1.8\">\n<h2 class=\"wp-block-heading\">\uc911\ub825\uc774\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/h2>\n\n\n\n<p>**\uc911\ub825(Gravity)**\uc740 \ubaa8\ub4e0 \ubb3c\uccb4\uac00 \uc11c\ub85c\ub97c \ub04c\uc5b4\ub2f9\uae30\ub294 \uc790\uc5f0\uc758 \uae30\ubcf8 \ud798 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc6b0\ub9ac\uac00 \uc9c0\uad6c\uc5d0 \ubc1c\uc744 \ub514\ub514\uace0 \uc0b4 \uc218 \uc788\ub294 \uc774\uc720, \ub2ec\uc774 \uc9c0\uad6c\ub97c \uacf5\uc804\ud558\ub294 \uc774\uc720, \uc0ac\uacfc\uac00 \ub098\ubb34\uc5d0\uc11c \ub5a8\uc5b4\uc9c0\ub294 \uc774\uc720 \u2014 \ubaa8\ub450 <strong>\uc911\ub825 \ub355\ubd84<\/strong>\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\uc911\ub825\uc740 \ub2e8\uc21c\ud788 \ubb3c\uccb4\ub97c \ub04c\uc5b4\ub2f9\uae30\ub294 \ud798\uc774 \uc544\ub2c8\ub77c, \uc6b0\uc8fc\uc758 \uad6c\uc870\ub97c \uacb0\uc815\uc9d3\ub294 \ud575\uc2ec\uc801\uc778 \ubb3c\ub9ac \ubc95\uce59\uc785\ub2c8\ub2e4.<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uc911\ub825\uc758 \uc218\ud559\uc801 \uc815\uc758<\/h2>\n\n\n\n<p>\uc911\ub825\uc740 \uc218\ud559\uc801\uc73c\ub85c \ub2e4\uc74c\uacfc \uac19\uc774 \ud45c\ud604\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ub274\ud134\uc758 \ub9cc\uc720\uc778\ub825 \ubc95\uce59 (Law of Universal Gravitation)<\/h3>\n\n\n\n<pre class=\"wp-block-preformatted\"><code>F = G \u00d7 (m\u2081 \u00d7 m\u2082) \/ r\u00b2<br><\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>F<\/strong>: \ub450 \ubb3c\uccb4 \uc0ac\uc774\uc758 \uc911\ub825<\/li>\n\n\n\n<li><strong>G<\/strong>: \uc911\ub825 \uc0c1\uc218 (6.674 \u00d7 10\u207b\u00b9\u00b9 N\u00b7m\u00b2\/kg\u00b2)<\/li>\n\n\n\n<li><strong>m\u2081, m\u2082<\/strong>: \uac01 \ubb3c\uccb4\uc758 \uc9c8\ub7c9<\/li>\n\n\n\n<li><strong>r<\/strong>: \ub450 \ubb3c\uccb4 \uc0ac\uc774\uc758 \uac70\ub9ac<\/li>\n<\/ul>\n\n\n\n<p>\uc774 \ubc95\uce59\uc740 <strong>\uc9c8\ub7c9\uc774 \ud074\uc218\ub85d, \uac70\ub9ac \uac04\uaca9\uc774 \uac00\uae4c\uc6b8\uc218\ub85d \uc911\ub825\uc774 \ucee4\uc9c4\ub2e4<\/strong>\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uc9c0\uad6c \ud45c\uba74\uc5d0\uc11c\uc758 \uc911\ub825 \uac00\uc18d\ub3c4<\/h2>\n\n\n\n<p>\uc9c0\uad6c\uc758 \uc911\uc2ec\uc5d0\uc11c \ubc18\uc9c0\ub984 ReR_eRe\u200b, \uc9c8\ub7c9 MeM_eMe\u200b\ub97c \uac00\uc815\ud558\uba74:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">ini\ubcf5\uc0ac\ud3b8\uc9d1<code>F = G \u00d7 M_e \u00d7 m \/ R_e\u00b2 = m \u00d7 g\n<\/code><\/pre>\n\n\n\n<p>\uc5ec\uae30\uc11c, <strong>g = 9.8 m\/s\u00b2<\/strong>\ub294 \uc9c0\uad6c \ud45c\uba74\uc5d0\uc11c\uc758 \uc911\ub825 \uac00\uc18d\ub3c4\uc785\ub2c8\ub2e4. \uc989, \uc9c8\ub7c9\uacfc \ubb34\uad00\ud558\uac8c <strong>\ubaa8\ub4e0 \ubb3c\uccb4\ub294 \uac19\uc740 \uc18d\ub3c4\ub85c \ub5a8\uc5b4\uc9c4\ub2e4<\/strong>\ub294 \uc0ac\uc2e4\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uc911\ub825\uc758 \uc5ed\uc0ac\uc801 \ubc1c\uc804<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\uace0\ub300: \uac1c\ub150\uc758 \uc2dc\uc791<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\uc544\ub9ac\uc2a4\ud1a0\ud154\ub808\uc2a4 (\uae30\uc6d0\uc804 384~322\ub144)<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ubb34\uac70\uc6b4 \ubb3c\uccb4\ub294 \uc790\uc5f0\uc2a4\ub7fd\uac8c \uc544\ub798\ub85c, \uac00\ubcbc\uc6b4 \ubb3c\uccb4\ub294 \uc704\ub85c \uc6c0\uc9c1\uc778\ub2e4\uace0 \uc124\uba85.<\/li>\n\n\n\n<li>\uc774\ub294 \u2018\uc790\uc5f0\uc801 \uc704\uce58\ub85c \ub3cc\uc544\uac00\ub294 \uc6b4\ub3d9\u2019\uc73c\ub85c \ud574\uc11d\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uc2e4\ud5d8\ubcf4\ub2e4\ub294 \ucca0\ud559\uc5d0 \uc758\uc874\ud588\uae30\uc5d0 \ud604\ub300 \uacfc\ud559\uacfc\ub294 \uac70\ub9ac\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\uc911\uc138 \uc774\uc2ac\ub78c \uc138\uacc4\uc758 \uacfc\ud559\uc801 \uae30\ubc18<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\uc54c\ud558\uc820 (965~1040\ub144)<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc2e4\ud5d8 \uae30\ubc18 \uc5f0\uad6c\uc758 \uc120\uad6c\uc790.<\/li>\n\n\n\n<li>\uad11\ud559 \ubc0f \ubb3c\ub9ac\ud559\uc5d0\uc11c \uc815\ub7c9\uc801 \uc811\uadfc\uc758 \ubb38\uc744 \uc5f4\uc5c8\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\uc774\ube10 \uc2dc\ub098 (980~1037\ub144)<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc678\ub825 \uc5c6\uc774\ub3c4 \ubb3c\uccb4\ub294 \uc6b4\ub3d9\uc744 \uc9c0\uc18d\ud55c\ub2e4\ub294 \uc0ac\uace0\ub97c \uc81c\uc2dc \u2192 \uc6b4\ub3d9\uc758 \uad00\uc131 \uac1c\ub150\uc5d0 \uc601\ud5a5.<\/li>\n\n\n\n<li>\uc911\ub825\uacfc \ud798\uc758 \uac1c\ub150\uc744 \ubcf4\ub2e4 \uacfc\ud559\uc801\uc73c\ub85c \uc774\ud574\ud558\ub294 \uacc4\uae30\ub97c \ub9c8\ub828.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\uadfc\ub300 \uacfc\ud559 \ud601\uba85: \uc815\ub7c9\uc801 \uc911\ub825 \uac1c\ub150\uc758 \ud0c4\uc0dd<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\uac08\ub9b4\ub808\uc624 \uac08\ub9b4\ub808\uc774 (1564~1642\ub144)<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u201c\ubaa8\ub4e0 \ubb3c\uccb4\ub294 \uc9c8\ub7c9\uc5d0 \uad00\uacc4\uc5c6\uc774 \ub3d9\uc77c\ud55c \uac00\uc18d\ub3c4\ub85c \ub099\ud558\ud55c\ub2e4.\u201d<\/li>\n\n\n\n<li>\uc911\ub825\uc5d0 \ub300\ud55c \uc2e4\ud5d8\uc801 \uc5f0\uad6c\uc758 \uae30\ubc18 \ub9c8\ub828.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\uc544\uc774\uc791 \ub274\ud134 (1642~1727\ub144)<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>1687\ub144 \u300a\uc790\uc5f0\ucca0\ud559\uc758 \uc218\ud559\uc801 \uc6d0\ub9ac\u300b \ubc1c\ud45c<\/strong><\/li>\n\n\n\n<li>\ub9cc\uc720\uc778\ub825 \ubc95\uce59\uc744 \uacf5\uc2dd\ud654\ud558\uba70, \ud589\uc131\uc758 \uada4\ub3c4\ubd80\ud130 \uc0ac\uacfc\uc758 \ub099\ud558\uae4c\uc9c0 \uc124\uba85.<\/li>\n\n\n\n<li>\uadf8\uc758 \ubc95\uce59\uc740 200\ub144\uac04 \uace0\uc804\uc5ed\ud559\uc758 \uc911\uc2ec\uc774 \ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\ud604\ub300 \ubb3c\ub9ac\ud559: \uc2dc\uacf5\uac04\uacfc \uc911\ub825\uc758 \uc0c8\ub85c\uc6b4 \uc774\ud574<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\uc54c\ubca0\ub974\ud2b8 \uc544\uc778\uc288\ud0c0\uc778 (1879~1955\ub144)<\/h4>\n\n\n\n<p><strong>\uc77c\ubc18 \uc0c1\ub300\uc131 \uc774\ub860 (1915)<\/strong><br>\u201c\uc911\ub825\uc740 \ubb3c\uccb4\uac00 \uc2dc\uacf5\uac04\uc744 \ud718\uac8c \ub9cc\ub4e4\uace0, \uadf8 \ud718\uc5b4\uc9c4 \uc2dc\uacf5\uac04\uc744 \ub2e4\ub978 \ubb3c\uccb4\uac00 \ub530\ub77c\uac04\ub2e4.\u201d<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ube14\ub799\ud640, \uc911\ub825 \ub80c\uc988, GPS \uc704\uc131 \uc2dc\uac04 \uc624\ucc28 \ub4f1 \ud604\ub300 \ubb3c\ub9ac \ud604\uc0c1\uc744 \uc124\uba85<\/li>\n\n\n\n<li>\ub274\ud134 \uc774\ub860\uc758 \ud55c\uacc4\ub97c \ubcf4\uc644\ud558\uace0 \uace0\uc911\ub825 \ud658\uacbd\uc5d0\uc11c \uc911\ub825\uc744 \uc774\ud574\ud558\ub294 \ub370 \ud544\uc218<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uc911\ub825\uc758 \ubbf8\ub798: \uc591\uc790 \uc911\ub825\uacfc \ud1b5\ud569 \uc774\ub860<\/h2>\n\n\n\n<h4 class=\"wp-block-heading\">\uc2a4\ud2f0\ube10 \ud638\ud0b9 (1942~2018\ub144)<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ube14\ub799\ud640\uacfc \uc591\uc790\uc5ed\ud559\uc744 \uacb0\ud569\ud55c \uc774\ub860 \uc5f0\uad6c<\/li>\n\n\n\n<li><strong>\uc591\uc790 \uc911\ub825(Quantum Gravity)<\/strong>: \uc544\uc9c1 \uc644\uc131\ub418\uc9c4 \uc54a\uc558\uc9c0\ub9cc, \uc911\ub825\uacfc \uc591\uc790\uc5ed\ud559\uc744 \ud1b5\ud569\ud558\ub824\ub294 \ud575\uc2ec \uc774\ub860<\/li>\n\n\n\n<li>\ube14\ub799\ud640 \uc99d\ubc1c, \uc815\ubcf4 \uc5ed\uc124 \ub4f1 \ucca8\ub2e8 \uc6b0\uc8fc\ub860\uc758 \ud575\uc2ec \uc774\uc288 \uc81c\uae30<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uacb0\ub860: \uc911\ub825\uc740 \ub2e8\uc21c\ud55c \ud798\uc774 \uc544\ub2d9\ub2c8\ub2e4<\/h2>\n\n\n\n<p>\uc911\ub825\uc5d0 \ub300\ud55c \uc774\ud574\ub294 <strong>\uace0\ub300 \ucca0\ud559<\/strong>\uc5d0\uc11c \uc2dc\uc791\ud574 <strong>\uadfc\ub300\uc758 \uc218\ud559\uc801 \uc774\ub860<\/strong>, <strong>\ud604\ub300\uc758 \uc2dc\uacf5\uac04 \uc774\ub860<\/strong>, \uadf8\ub9ac\uace0 <strong>\ubbf8\ub798\uc758 \uc591\uc790 \uc911\ub825 \uc774\ub860<\/strong>\uae4c\uc9c0 \ub04a\uc784\uc5c6\uc774 \uc9c4\ud654\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc6b0\ub9ac\uac00 \ub9e4\uc77c \ubc1c \ub51b\uace0 \uc11c \uc788\ub294 \uc774 \ud798\uc740, \ub2e8\uc9c0 \ubab8\uc744 \ub04c\uc5b4\ub2f9\uae30\ub294 \uac83\uc774 \uc544\ub2cc <strong>\uc6b0\uc8fc\ub97c \uc9c0\ubc30\ud558\ub294 \ubcf8\uc9c8\uc801\uc778 \ubc95\uce59<\/strong>\uc778 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\uc911\ub825\uc774\ub780 \ubb34\uc5c7\uc778\uac00\uc694? **\uc911\ub825(Gravity)**\uc740 \ubaa8\ub4e0 \ubb3c\uccb4\uac00 \uc11c\ub85c\ub97c \ub04c\uc5b4\ub2f9\uae30\ub294 \uc790\uc5f0\uc758 \uae30\ubcf8 \ud798 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc6b0\ub9ac\uac00 \uc9c0\uad6c\uc5d0 \ubc1c\uc744 \ub514\ub514\uace0 \uc0b4 \uc218 \uc788\ub294 \uc774\uc720, \ub2ec\uc774 \uc9c0\uad6c\ub97c \uacf5\uc804\ud558\ub294 \uc774\uc720, \uc0ac\uacfc\uac00 \ub098\ubb34\uc5d0\uc11c \ub5a8\uc5b4\uc9c0\ub294 \uc774\uc720 \u2014 \ubaa8\ub450 \uc911\ub825 \ub355\ubd84\uc785\ub2c8\ub2e4. \uc911\ub825\uc740 \ub2e8\uc21c\ud788 \ubb3c\uccb4\ub97c \ub04c\uc5b4\ub2f9\uae30\ub294 \ud798\uc774 \uc544\ub2c8\ub77c, \uc6b0\uc8fc\uc758 \uad6c\uc870\ub97c \uacb0\uc815\uc9d3\ub294 \ud575\uc2ec\uc801\uc778 \ubb3c\ub9ac \ubc95\uce59\uc785\ub2c8\ub2e4. \uc911\ub825\uc758 \uc218\ud559\uc801 \uc815\uc758 \uc911\ub825\uc740 \uc218\ud559\uc801\uc73c\ub85c \ub2e4\uc74c\uacfc \uac19\uc774 \ud45c\ud604\ub429\ub2c8\ub2e4. \ub274\ud134\uc758 \ub9cc\uc720\uc778\ub825 \ubc95\uce59 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":167,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kadence_starter_templates_imported_post":false,"footnotes":""},"categories":[97],"tags":[111,105,109,113,108,106,112,104,107,110],"class_list":["post-166","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-97","tag-111","tag-105","tag-109","tag-113","tag-108","tag-106","tag-112","tag-104","tag-107","tag-110"],"blocksy_meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\uc9c0\uad6c \uc911\ub825\uc758 \ubaa8\ub4e0 \uac83: \ub274\ud134\ubd80\ud130 \uc544\uc778\uc288\ud0c0\uc778\uae4c\uc9c0, \uc911\ub825\uc744 \uc644\ubcbd\ud558\uac8c \uc774\ud574\ud558\uae30 - Text Revier<\/title>\n<meta name=\"description\" content=\"\u201c\uc911\ub825\uc758 \uc6d0\ub9ac\ub97c \uc54c\uace0 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