{"id":8253,"date":"2026-01-02T10:46:20","date_gmt":"2026-01-02T01:46:20","guid":{"rendered":"https:\/\/now0930.pe.kr\/wordpress\/?p=8253"},"modified":"2026-10-28T22:00:39","modified_gmt":"2026-10-28T13:00:39","slug":"%ec%bd%94%eb%a6%ac%ec%98%ac%eb%a6%ac-%ed%9e%98-%ea%b0%80%ec%86%8d%eb%8f%84","status":"publish","type":"post","link":"https:\/\/now0930.pe.kr\/wordpress\/%ec%bd%94%eb%a6%ac%ec%98%ac%eb%a6%ac-%ed%9e%98-%ea%b0%80%ec%86%8d%eb%8f%84\/","title":{"rendered":"\ucf54\ub9ac\uc62c\ub9ac \ud798, \uac00\uc18d\ub3c4"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1757\" height=\"889\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/01\/image-4.png\" alt=\"\" class=\"wp-image-8257\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/01\/image-4.png 1757w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/01\/image-4-768x389.png 768w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/01\/image-4-1536x777.png 1536w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/01\/image-4-1568x793.png 1568w\" sizes=\"auto, (max-width: 1757px) 100vw, 1757px\" \/><\/figure>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/01\/\ucf54\ub9ac\ud640\ub9ac_\uac00\uc18d\ub3c4-1.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"\ucf54\ub9ac\ud640\ub9ac_\uac00\uc18d\ub3c4-1\uc758 \uc0bd\uc785.\"><\/object><a id=\"wp-block-file--media-401d98e9-127f-467a-9117-278ca82f8151\" href=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/01\/\ucf54\ub9ac\ud640\ub9ac_\uac00\uc18d\ub3c4-1.pdf\">\ucf54\ub9ac\ud640\ub9ac_\uac00\uc18d\ub3c4-1<\/a><a href=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/01\/\ucf54\ub9ac\ud640\ub9ac_\uac00\uc18d\ub3c4-1.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-401d98e9-127f-467a-9117-278ca82f8151\">\ub2e4\uc6b4\ub85c\ub4dc<\/a><\/div>\n\n\n\n<style>\n.chapter19-wide {\n  max-width: 1500px;\n  width: 100%;\n  margin: 0 auto;\n  padding: 30px 35px;\n  box-sizing: border-box;\n  font-family: \"Noto Sans KR\", \"Malgun Gothic\", sans-serif;\n  font-size: 19px;\n  line-height: 1.8;\n  color: #263238;\n  background: #fff;\n  word-break: keep-all;\n}\n.chapter19-wide * { box-sizing: border-box; }\n.chapter19-wide h2 {\n  color: #173f66;\n  font-size: 29px;\n  border-bottom: 3px solid #dce7ef;\n  padding-bottom: 12px;\n}\n.chapter19-wide h3 {\n  color: #234e70;\n  font-size: 23px;\n  margin-top: 28px;\n}\n.chapter19-wide .subtitle {\n  color: #607d8b;\n  font-size: 20px;\n}\n.chapter19-wide .figure-box {\n  border: 1px solid #d9e3e9;\n  border-radius: 8px;\n  padding: 20px;\n  margin: 25px 0;\n  overflow-x: auto;\n}\n.chapter19-wide .figure-grid {\n  display: grid;\n  grid-template-columns: repeat(3, minmax(240px, 1fr));\n  gap: 15px;\n}\n.chapter19-wide .figure-item {\n  text-align: center;\n}\n.chapter19-wide .figure-item svg {\n  width: 100%;\n  max-width: 360px;\n  height: auto;\n}\n.chapter19-wide .figure-label {\n  font-size: 18px;\n  font-weight: bold;\n  margin-top: 8px;\n}\n.chapter19-wide .figure-caption {\n  margin-top: 20px;\n  font-size: 18px;\n  line-height: 1.8;\n}\n.chapter19-wide .formula {\n  padding: 15px;\n  background: #f2f6fa;\n  border: 1px solid #d4e0ea;\n  border-radius: 6px;\n  text-align: center;\n  font-size: 23px;\n  margin: 18px 0;\n  overflow-x: auto;\n}\n.chapter19-wide .note {\n  background: #edf4fa;\n  border-left: 5px solid #2872a3;\n  padding: 18px 22px;\n  margin: 20px 0;\n}\n.chapter19-wide table {\n  width: 100%;\n  border-collapse: collapse;\n  margin: 20px 0;\n  font-size: 18px;\n}\n.chapter19-wide th,\n.chapter19-wide td {\n  border: 1px solid #d6e0e7;\n  padding: 12px;\n  text-align: left;\n}\n.chapter19-wide th {\n  background: #e9f1f7;\n}\n@media(max-width:900px) {\n  .chapter19-wide .figure-grid {\n    grid-template-columns: 1fr;\n  }\n}\n@media(max-width:768px) {\n  .chapter19-wide {\n    padding: 16px;\n    font-size: 17px;\n  }\n  .chapter19-wide h2 { font-size: 25px; }\n}\n<\/style>\n\n<div class=\"chapter19-wide\">\n\n<h2>\uadf8\ub9bc 9-8. \uc9c4\ub3d9 \uc790\uc774\ub85c\uc2a4\ucf54\ud504\uc758 \uc791\ub3d9 \uc6d0\ub9ac<\/h2>\n\n<p class=\"subtitle\">\n  \ud68c\uc804 \uc88c\ud45c\uacc4\uc640 \ucf54\ub9ac\uc62c\ub9ac \ud798\uc744 \uc774\uc6a9\ud55c\n  \uc9c4\ub3d9 \uc790\uc774\ub85c\uc2a4\ucf54\ud504\uc758 \uac1c\ub150\ub3c4\n<\/p>\n\n<p>\n  \uadf8\ub9bc 9-8\uc740 \uc9c4\ub3d9 \uc790\uc774\ub85c\uc758 \uc791\ub3d9 \ubc29\uc2dd\uc744 \ubcf4\uc5ec\uc8fc\ub294\n  \uac1c\ub150\ub3c4\uc774\ub2e4.\n<\/p>\n\n<div class=\"figure-box\">\n\n  <div class=\"figure-grid\">\n\n    <!-- (a) \uae30\ubcf8 \uad6c\uc870 -->\n    <div class=\"figure-item\">\n      <svg viewBox=\"0 0 300 290\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n\n        <!-- \ud68c\uc804 \uada4\uc801 -->\n        <circle cx=\"150\" cy=\"140\" r=\"118\" fill=\"none\" stroke=\"#999\" stroke-width=\"1.5\" stroke-dasharray=\"5 5\"><\/circle>\n\n        <!-- \ud504\ub808\uc784 -->\n        <rect x=\"61\" y=\"51\" width=\"178\" height=\"178\" rx=\"18\" fill=\"none\" stroke=\"#111\" stroke-width=\"3\"><\/rect>\n\n        <!-- \ucd95 -->\n        <line x1=\"20\" y1=\"140\" x2=\"280\" y2=\"140\" stroke=\"#999\" stroke-dasharray=\"7 7\"><\/line>\n\n        <line x1=\"150\" y1=\"10\" x2=\"150\" y2=\"269\" stroke=\"#999\" stroke-dasharray=\"7 7\"><\/line>\n\n        <!-- \uadfc\uc811 \uc13c\uc11c -->\n        <rect x=\"49\" y=\"108\" width=\"12\" height=\"65\" fill=\"#91cbe7\" stroke=\"#222\"><\/rect>\n\n        <rect x=\"239\" y=\"108\" width=\"12\" height=\"65\" fill=\"#91cbe7\" stroke=\"#222\"><\/rect>\n\n        <!-- \uc2a4\ud504\ub9c1 -->\n        <path d=\"M150 51\n          l-7 8 l14 8 l-14 8 l14 8\n          l-14 8 l14 8 l-7 8\" fill=\"none\" stroke=\"black\" stroke-width=\"2.5\"><\/path>\n\n        <path d=\"M150 173\n          l-7 8 l14 8 l-14 8 l14 8\n          l-14 8 l14 8 l-7 8\" fill=\"none\" stroke=\"black\" stroke-width=\"2.5\"><\/path>\n\n        <path d=\"M61 140\n          l8 -7 l8 14 l8 -14 l8 14\n          l8 -14 l8 14 l8 -7\" fill=\"none\" stroke=\"black\" stroke-width=\"2.5\"><\/path>\n\n        <path d=\"M182 140\n          l8 -7 l8 14 l8 -14 l8 14\n          l8 -14 l8 14 l8 -7\" fill=\"none\" stroke=\"black\" stroke-width=\"2.5\"><\/path>\n\n        <!-- \uc9c8\ub7c9 -->\n        <rect x=\"119\" y=\"109\" width=\"62\" height=\"62\" fill=\"#69c4ed\" stroke=\"#111\" stroke-width=\"2\"><\/rect>\n\n        <text x=\"150\" y=\"147\" fill=\"white\" font-size=\"26\" text-anchor=\"middle\">M<\/text>\n\n        <text x=\"150\" y=\"283\" font-size=\"17\" text-anchor=\"middle\">y<\/text>\n\n        <text x=\"283\" y=\"134\" font-size=\"17\">x<\/text>\n\n      <\/svg>\n\n      <div class=\"figure-label\">\n        (a) \uae30\ubcf8 \uad6c\uc870\n      <\/div>\n\n      <p>\n        \uc9c8\ub7c9 M\uc740 4\uac1c\uc758 \uc2a4\ud504\ub9c1\uc73c\ub85c \ud504\ub808\uc784 \ub0b4\ubd80\uc5d0\n        \uc9c0\uc9c0\ub418\uba70 y\ucd95\uc744 \ub530\ub77c \uc9c4\ub3d9\ud55c\ub2e4.\n      <\/p>\n    <\/div>\n\n    <!-- (b) \uc704\ucabd \uc9c4\ub3d9 -->\n    <div class=\"figure-item\">\n      <svg viewBox=\"0 0 300 290\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n\n        <circle cx=\"150\" cy=\"140\" r=\"118\" fill=\"none\" stroke=\"#999\" stroke-dasharray=\"5 5\"><\/circle>\n\n        <rect x=\"61\" y=\"51\" width=\"178\" height=\"178\" rx=\"18\" fill=\"none\" stroke=\"#111\" stroke-width=\"3\"><\/rect>\n\n        <line x1=\"20\" y1=\"140\" x2=\"280\" y2=\"140\" stroke=\"#999\" stroke-dasharray=\"7 7\"><\/line>\n\n        <line x1=\"150\" y1=\"10\" x2=\"150\" y2=\"269\" stroke=\"#999\" stroke-dasharray=\"7 7\"><\/line>\n\n        <rect x=\"49\" y=\"108\" width=\"12\" height=\"65\" fill=\"#91cbe7\" stroke=\"#222\"><\/rect>\n\n        <rect x=\"239\" y=\"108\" width=\"12\" height=\"65\" fill=\"#91cbe7\" stroke=\"#222\"><\/rect>\n\n        <!-- \uc704\ucabd\uc73c\ub85c \uc774\ub3d9\ud55c \uc9c8\ub7c9 -->\n        <rect x=\"119\" y=\"81\" width=\"62\" height=\"62\" fill=\"#69c4ed\" stroke=\"#111\" stroke-width=\"2\"><\/rect>\n\n        <text x=\"150\" y=\"119\" fill=\"white\" font-size=\"26\" text-anchor=\"middle\">M<\/text>\n\n        <!-- \uc9c4\ub3d9 \ubc29\ud5a5 -->\n        <line x1=\"150\" y1=\"73\" x2=\"150\" y2=\"23\" stroke=\"#111\" stroke-width=\"3\"><\/line>\n\n        <polygon points=\"150,14 143,29 157,29\" fill=\"#111\"><\/polygon>\n\n        <!-- \uc2a4\ud504\ub9c1 \uac1c\ub150 -->\n        <path d=\"M150 51\n          l-6 5 l12 5 l-12 5 l12 5\n          l-6 5\" stroke=\"#111\" stroke-width=\"2.5\" fill=\"none\"><\/path>\n\n        <path d=\"M150 143\n          l-7 10 l14 10 l-14 10\n          l14 10 l-14 10 l14 10\n          l-7 26\" stroke=\"#111\" stroke-width=\"2.5\" fill=\"none\"><\/path>\n\n        <line x1=\"61\" y1=\"112\" x2=\"119\" y2=\"112\" stroke=\"black\" stroke-width=\"3\"><\/line>\n\n        <line x1=\"181\" y1=\"112\" x2=\"239\" y2=\"112\" stroke=\"black\" stroke-width=\"3\"><\/line>\n\n        <text x=\"150\" y=\"283\" font-size=\"17\" text-anchor=\"middle\">y<\/text>\n\n      <\/svg>\n\n      <div class=\"figure-label\">\n        (b) \uc704\ucabd \uc9c4\ub3d9\n      <\/div>\n\n      <p>\n        \ud504\ub808\uc784\uc774 \ud68c\uc804\ud558\uace0 \ubb3c\uccb4\uac00 \uc704\ucabd\uc73c\ub85c\n        \uc9c4\ub3d9\ud560 \ub54c \ucf54\ub9ac\uc62c\ub9ac \ud798\uc774\n        \ud504\ub808\uc784\uc744 \uc67c\ucabd\uc73c\ub85c \uc774\ub3d9\uc2dc\ud0a8\ub2e4.\n      <\/p>\n    <\/div>\n\n    <!-- (c) \uc544\ub798\ucabd \uc9c4\ub3d9 -->\n    <div class=\"figure-item\">\n      <svg viewBox=\"0 0 300 290\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n\n        <circle cx=\"150\" cy=\"140\" r=\"118\" fill=\"none\" stroke=\"#999\" stroke-dasharray=\"5 5\"><\/circle>\n\n        <rect x=\"61\" y=\"51\" width=\"178\" height=\"178\" rx=\"18\" fill=\"none\" stroke=\"#111\" stroke-width=\"3\"><\/rect>\n\n        <line x1=\"20\" y1=\"140\" x2=\"280\" y2=\"140\" stroke=\"#999\" stroke-dasharray=\"7 7\"><\/line>\n\n        <line x1=\"150\" y1=\"10\" x2=\"150\" y2=\"269\" stroke=\"#999\" stroke-dasharray=\"7 7\"><\/line>\n\n        <rect x=\"49\" y=\"108\" width=\"12\" height=\"65\" fill=\"#91cbe7\" stroke=\"#222\"><\/rect>\n\n        <rect x=\"239\" y=\"108\" width=\"12\" height=\"65\" fill=\"#91cbe7\" stroke=\"#222\"><\/rect>\n\n        <!-- \uc544\ub798\ucabd\uc73c\ub85c \uc774\ub3d9\ud55c \uc9c8\ub7c9 -->\n        <rect x=\"119\" y=\"145\" width=\"62\" height=\"62\" fill=\"#69c4ed\" stroke=\"#111\" stroke-width=\"2\"><\/rect>\n\n        <text x=\"150\" y=\"183\" fill=\"white\" font-size=\"26\" text-anchor=\"middle\">M<\/text>\n\n        <!-- \uc544\ub798\ucabd \ud654\uc0b4\ud45c -->\n        <line x1=\"150\" y1=\"78\" x2=\"150\" y2=\"130\" stroke=\"#111\" stroke-width=\"3\"><\/line>\n\n        <polygon points=\"150,139 143,124 157,124\" fill=\"#111\"><\/polygon>\n\n        <path d=\"M150 51\n          l-7 10 l14 10 l-14 10\n          l14 10 l-14 10 l14 10\n          l-7 20\" fill=\"none\" stroke=\"#111\" stroke-width=\"2.5\"><\/path>\n\n        <path d=\"M150 207\n          l-7 4 l14 4 l-14 4 l14 4\n          l-7 6\" fill=\"none\" stroke=\"#111\" stroke-width=\"2.5\"><\/path>\n\n        <line x1=\"61\" y1=\"176\" x2=\"119\" y2=\"176\" stroke=\"black\" stroke-width=\"3\"><\/line>\n\n        <line x1=\"181\" y1=\"176\" x2=\"239\" y2=\"176\" stroke=\"black\" stroke-width=\"3\"><\/line>\n\n        <text x=\"150\" y=\"283\" font-size=\"17\" text-anchor=\"middle\">y<\/text>\n\n      <\/svg>\n\n      <div class=\"figure-label\">\n        (c) \uc544\ub798\ucabd \uc9c4\ub3d9\n      <\/div>\n\n      <p>\n        \ubb3c\uccb4\uac00 \uc544\ub798\ucabd\uc73c\ub85c \uc9c4\ub3d9\ud558\uba74\n        \ucf54\ub9ac\uc62c\ub9ac \ud798\uc758 \ubc29\ud5a5\uc774 \ubc18\uc804\ub418\uc5b4\n        \ubb3c\uccb4\ub97c \uc624\ub978\ucabd\uc73c\ub85c \uc774\ub3d9\uc2dc\ud0a8\ub2e4.\n      <\/p>\n    <\/div>\n\n  <\/div>\n\n  <div class=\"figure-caption\">\n    <strong>\uadf8\ub9bc 9-8. \uc9c4\ub3d9 \uc790\uc774\ub85c\uc2a4\ucf54\ud504\uc758 \uac1c\ub150\ub3c4<\/strong>\n    <p>\n      (a) \uac70\ub300 \ubb3c\uccb4 M\uc740 4\uac1c\uc758 \uc2a4\ud504\ub9c1\uc73c\ub85c\n      \ud504\ub808\uc784 \ub0b4\ubd80\uc5d0\uc11c \uc9c0\uc9c0\ub418\uba70 y\ucd95\uc744 \ub530\ub77c \uc9c4\ub3d9\ud55c\ub2e4.\n    <\/p>\n    <p>\n      (b) \ud504\ub808\uc784\uc774 \ud68c\uc804\ud558\uace0 \ubb3c\uccb4\uac00 \uc704\ucabd\uc73c\ub85c\n      \uc9c4\ub3d9\ud560 \ub54c \ucf54\ub9ac\uc62c\ub9ac \ud798\uc774 \ud504\ub808\uc784\uc744\n      \uc67c\ucabd\uc73c\ub85c \uc774\ub3d9\uc2dc\ud0a8\ub2e4.\n    <\/p>\n    <p>\n      (c) \ubb3c\uccb4\uac00 \uc544\ub798\ub85c \uc9c4\ub3d9\ud560 \ub54c\n      \ud798\uc774 \ubb3c\uccb4\ub97c \uc624\ub978\ucabd\uc73c\ub85c \uc774\ub3d9\uc2dc\ud0a8\ub2e4.\n    <\/p>\n  <\/div>\n\n<\/div>\n\n<!-- =============================================== -->\n<h2>1. \ucf54\ub9ac\uc62c\ub9ac \uac00\uc18d\ub3c4\uc640 \uc9c4\ub3d9 \uc790\uc774\ub85c<\/h2>\n<!-- =============================================== -->\n\n<p>\n  \ud68c\uc804 \uc88c\ud45c\uacc4\uc5d0\uc11c \uc6c0\uc9c1\uc774\ub294 \ubb3c\uccb4\uc5d0\ub294\n  \ucf54\ub9ac\uc62c\ub9ac \uac00\uc18d\ub3c4\uac00 \ub098\ud0c0\ub09c\ub2e4.\n<\/p>\n\n<div class=\"formula\">\n  a<sub>C<\/sub> = \u22122(\u03a9 \u00d7 v)\n<\/div>\n\n<p>\n  \uc5ec\uae30\uc11c \u03a9\ub294 \ud68c\uc804 \uc88c\ud45c\uacc4\uc758 \uac01\uc18d\ub3c4 \ubca1\ud130,\n  v\ub294 \ud68c\uc804 \uc88c\ud45c\uacc4\uc5d0\uc11c \uad00\ucc30\ud55c\n  \ubb3c\uccb4\uc758 \uc0c1\ub300\uc18d\ub3c4 \ubca1\ud130\uc774\ub2e4.\n<\/p>\n\n<p>\n  \ucf54\ub9ac\uc62c\ub9ac \uac00\uc18d\ub3c4\uc758 \ud06c\uae30\ub294 \ub2e4\uc74c\uacfc \uac19\ub2e4.\n<\/p>\n\n<div class=\"formula\">\n  |a<sub>C<\/sub>| = 2|\u03a9||v|sin\u03b8\n<\/div>\n\n<p>\n  \uac01\uc18d\ub3c4 \ubca1\ud130\uc640 \uc18d\ub3c4 \ubca1\ud130\uac00\n  \uc11c\ub85c \uc218\uc9c1\uc774\uba74 \ub2e4\uc74c\uacfc \uac19\ub2e4.\n<\/p>\n\n<div class=\"formula\">\n  |a<sub>C<\/sub>| = 2\u03c9v\n<\/div>\n\n<h3>1.1 \ucf54\ub9ac\uc62c\ub9ac \ud798<\/h3>\n\n<p>\n  \ubb3c\uccb4\uc758 \uc9c8\ub7c9\uc774 M\uc774\ub77c\uba74\n  \ucf54\ub9ac\uc62c\ub9ac \ud798\uc758 \ud06c\uae30\ub294 \ub2e4\uc74c\uacfc \uac19\ub2e4.\n<\/p>\n\n<div class=\"formula\">\n  |F<sub>C<\/sub>| = 2M\u03c9v\n<\/div>\n\n<div class=\"note\">\n  <strong>\uc9c4\ub3d9 \uc790\uc774\ub85c\uc758 \uce21\uc815 \uc6d0\ub9ac<\/strong>\n\n  <p>\n    \ubb3c\uccb4 M\uc744 \uc77c\uc815\ud55c \uc9c4\ud3ed\uacfc \uc8fc\ud30c\uc218\ub85c\n    \uc9c4\ub3d9\uc2dc\ud0a4\uba74 \uc9c4\ub3d9\uc18d\ub3c4 v\uac00 \uacb0\uc815\ub41c\ub2e4.\n  <\/p>\n\n  <p>\n    \ud504\ub808\uc784\uc758 \ud68c\uc804\uac01\uc18d\ub3c4 \u03c9\uac00 \uc99d\uac00\ud558\uba74\n    \ucf54\ub9ac\uc62c\ub9ac \ud798\ub3c4 \uc99d\uac00\ud55c\ub2e4.\n  <\/p>\n\n  <p>\n    \ub530\ub77c\uc11c \ucf54\ub9ac\uc62c\ub9ac \ud798\uc5d0 \uc758\ud574 \ubc1c\uc0dd\ud558\ub294\n    \ud6a1\ubc29\ud5a5 \ubcc0\uc704\ub97c \uac80\ucd9c\ud558\uc5ec\n    \ud504\ub808\uc784\uc758 \uac01\uc18d\ub3c4\ub97c \uce21\uc815\ud560 \uc218 \uc788\ub2e4.\n  <\/p>\n\n  <div class=\"formula\">\n    F<sub>C<\/sub> \u221d \u03c9\n  <\/div>\n<\/div>\n\n<h3>1.2 \ucf54\ub9ac\uc62c\ub9ac \ud798\uc758 \ubc29\ud5a5<\/h3>\n\n<p>\n  \ucf54\ub9ac\uc62c\ub9ac \ud798\uc740 \ud68c\uc804\ucd95 \ubc29\ud5a5\uacfc\n  \uc9c8\ub7c9\uc758 \uc774\ub3d9 \ubc29\ud5a5\uc5d0 \ubaa8\ub450 \uc218\uc9c1\uc774\ub2e4.\n<\/p>\n\n<p>\n  \uc9c4\ub3d9 \ubc29\ud5a5\uc774 \ubc18\uc804\ub418\uba74\n  \ucf54\ub9ac\uc62c\ub9ac \ud798\uc758 \ubc29\ud5a5\ub3c4 \ubc18\uc804\ub41c\ub2e4.\n<\/p>\n\n<div class=\"flow\">\n  \uc9c4\ub3d9 \ubc29\ud5a5 \ubc18\uc804 \u2192 \ucf54\ub9ac\uc62c\ub9ac \ud798 \ubc29\ud5a5 \ubc18\uc804\n<\/div>\n\n<h3>1.3 \ud68c\uc804\uac01\uc18d\ub3c4 \uce21\uc815<\/h3>\n\n<p>\n  \uc9c8\ub7c9 M\uacfc \uc9c4\ub3d9\uc18d\ub3c4 v\uac00\n  \uc77c\uc815\ud558\ub2e4\uace0 \uac00\uc815\ud558\uba74\n  \ucf54\ub9ac\uc62c\ub9ac \ud798\uc758 \ud06c\uae30\ub294 \ud68c\uc804\uac01\uc18d\ub3c4 \u03c9\uc5d0 \ube44\ub840\ud55c\ub2e4.\n<\/p>\n\n<div class=\"formula\">\n  \u03c9 = |F<sub>C<\/sub>| \/ (2Mv)\n<\/div>\n\n<p>\n  \uc2e4\uc81c \uc9c4\ub3d9 \uc790\uc774\ub85c\uc5d0\uc11c\ub294 \ucf54\ub9ac\uc62c\ub9ac \ud798\uc744\n  \uc9c1\uc811 \uce21\uc815\ud558\uae30\ubcf4\ub2e4\n  \ud798\uc5d0 \uc758\ud574 \ubc1c\uc0dd\ud558\ub294 \ud6a1\ubc29\ud5a5 \ubcc0\uc704\ub098 \uc9c4\ub3d9\uc744\n  \uadfc\uc811 \uc13c\uc11c\ub85c \uac80\ucd9c\ud55c\ub2e4.\n<\/p>\n\n<div class=\"flow\">\n  \ud68c\uc804 \ubc1c\uc0dd \u2192 \ucf54\ub9ac\uc62c\ub9ac \ud798 \ubc1c\uc0dd \u2192\n  \ud6a1\ubc29\ud5a5 \uc9c4\ub3d9 \u2192 \uc13c\uc11c \uac80\ucd9c \u2192 \uac01\uc18d\ub3c4 \uacc4\uc0b0\n<\/div>\n\n<!-- ================================================= -->\n<!-- \uc9c4\ub3d9 \uc790\uc774\ub85c\uc2a4\ucf54\ud504: \uc88c\ud45c\uacc4\uc640 \ucf54\ub9ac\uc62c\ub9ac \ud798\uc758 \ubc29\ud5a5 -->\n<!-- \uae30\uc874 chapter19-wide \ub0b4\ubd80\uc5d0 \uc0bd\uc785 -->\n<!-- ================================================= -->\n\n<h2>2. \uc88c\ud45c\uacc4\uc640 \ucf54\ub9ac\uc62c\ub9ac \ud798\uc758 \ubc29\ud5a5<\/h2>\n\n<h3>2.1 \uc88c\ud45c\uacc4 \uc815\uc758<\/h3>\n\n<p>\n  \ucf54\ub9ac\uc62c\ub9ac \ud798\uc758 \ubc29\ud5a5\uc744 \ud310\ub2e8\ud558\ub824\uba74 \uba3c\uc800\n  \ud68c\uc804\ucd95 \ubc29\ud5a5\uacfc \uc9c8\ub7c9\uc758 \uc774\ub3d9 \ubc29\ud5a5\uc744 \uc815\ud574\uc57c \ud55c\ub2e4.\n<\/p>\n\n<p>\n  \uadf8\ub9bc 9-8\uc744 \uc815\uba74\uc5d0\uc11c \ubc14\ub77c\ubcf4\uace0 \ub2e4\uc74c\uacfc \uac19\uc774\n  \uc624\ub978\uc190 \uc88c\ud45c\uacc4\ub97c \uc124\uc815\ud55c\ub2e4.\n<\/p>\n\n<div class=\"table-wrap\">\n<table>\n  <thead>\n    <tr>\n      <th>\ucd95<\/th>\n      <th>\uc591\uc758 \ubc29\ud5a5<\/th>\n      <th>\uc758\ubbf8<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n    <tr>\n      <td>+x<\/td>\n      <td>\uc624\ub978\ucabd<\/td>\n      <td>\ud6a1\ubc29\ud5a5 \uac80\ucd9c\ucd95<\/td>\n    <\/tr>\n    <tr>\n      <td>+y<\/td>\n      <td>\uc704\ucabd<\/td>\n      <td>\uc9c8\ub7c9 M\uc758 \uc9c4\ub3d9\ucd95<\/td>\n    <\/tr>\n    <tr>\n      <td>+z<\/td>\n      <td>\ud654\uba74 \ubc16<\/td>\n      <td>\ud504\ub808\uc784\uc758 \ud68c\uc804\ucd95<\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\n<\/div>\n\n<p>\n  \uc544\ub798 \uc608\uc81c\uc5d0\uc11c\ub294 \ud504\ub808\uc784\uc758 \uac01\uc18d\ub3c4 \ubca1\ud130\n  \u03a9\uac00 +z \ubc29\ud5a5\uc774\uace0, \uc9c8\ub7c9 M\uc774 +y \ubc29\ud5a5\uc73c\ub85c\n  \uc6c0\uc9c1\uc778\ub2e4\uace0 \uac00\uc815\ud55c\ub2e4.\n<\/p>\n\n<div class=\"figure-box\">\n\n<svg viewBox=\"0 0 540 350\"\n     xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\n     role=\"img\"\n     aria-label=\"x\ucd95\uc740 \uc624\ub978\ucabd, y\ucd95\uc740 \uc704\ucabd, z\ucd95\uc740 \ud654\uba74 \ubc16\uc778 \uc624\ub978\uc190 \uc88c\ud45c\uacc4. \uac01\uc18d\ub3c4\ub294 z\ucd95, \uc9c8\ub7c9 \uc18d\ub3c4\ub294 y\ucd95, \ubca1\ud130\uacf1\uc740 \uc67c\ucabd \ubc29\ud5a5\">\n\n  <defs>\n    <marker id=\"gyro-arrow\"\n            markerWidth=\"8\"\n            markerHeight=\"8\"\n            refX=\"6\"\n            refY=\"3\"\n            orient=\"auto\">\n      <path d=\"M0 0 L6 3 L0 6 Z\"\n            fill=\"context-stroke\"\/>\n    <\/marker>\n  <\/defs>\n\n  <!-- \ud504\ub808\uc784 -->\n  <rect x=\"140\" y=\"60\"\n        width=\"250\" height=\"245\"\n        rx=\"18\"\n        fill=\"none\"\n        stroke=\"#263238\"\n        stroke-width=\"3\"\/>\n\n  <!-- x\ucd95 -->\n  <line x1=\"70\" y1=\"180\"\n        x2=\"480\" y2=\"180\"\n        stroke=\"#607d8b\"\n        stroke-width=\"2\"\n        marker-end=\"url(#gyro-arrow)\"\/>\n\n  <!-- y\ucd95 -->\n  <line x1=\"265\" y1=\"325\"\n        x2=\"265\" y2=\"20\"\n        stroke=\"#607d8b\"\n        stroke-width=\"2\"\n        marker-end=\"url(#gyro-arrow)\"\/>\n\n  <text x=\"488\" y=\"184\"\n        font-size=\"19\">+x<\/text>\n\n  <text x=\"277\" y=\"24\"\n        font-size=\"19\">+y<\/text>\n\n  <!-- \uc9c4\ub3d9 \uc9c8\ub7c9 -->\n  <rect x=\"225\" y=\"140\"\n        width=\"80\" height=\"80\"\n        fill=\"#69c4ed\"\n        stroke=\"#173f66\"\n        stroke-width=\"2\"\/>\n\n  <text x=\"265\" y=\"190\"\n        font-size=\"27\"\n        font-weight=\"bold\"\n        text-anchor=\"middle\"\n        fill=\"#ffffff\">M<\/text>\n\n  <!-- \uac01\uc18d\ub3c4 z \ubc29\ud5a5 -->\n  <circle cx=\"265\" cy=\"180\"\n          r=\"51\"\n          fill=\"none\"\n          stroke=\"#287d53\"\n          stroke-width=\"2\"\n          stroke-dasharray=\"6 5\"\/>\n\n  <circle cx=\"265\" cy=\"180\"\n          r=\"9\"\n          fill=\"#287d53\"\/>\n\n  <!-- \uc18d\ub3c4 +y -->\n  <line x1=\"328\" y1=\"140\"\n        x2=\"328\" y2=\"65\"\n        stroke=\"#2872a3\"\n        stroke-width=\"4\"\n        marker-end=\"url(#gyro-arrow)\"\/>\n\n  <text x=\"343\" y=\"82\"\n        font-size=\"17\"\n        fill=\"#2872a3\">v (+y)<\/text>\n\n  <!-- \ubca1\ud130\uacf1 -x -->\n  <line x1=\"219\" y1=\"245\"\n        x2=\"105\" y2=\"245\"\n        stroke=\"#be6c32\"\n        stroke-width=\"4\"\n        marker-end=\"url(#gyro-arrow)\"\/>\n\n  <text x=\"72\" y=\"274\"\n        font-size=\"15\"\n        fill=\"#be6c32\">\n    \u03a9 \u00d7 v : \u2212x\n  <\/text>\n\n  <!-- \uc758\uc0ac\ud798 +x -->\n  <line x1=\"312\" y1=\"272\"\n        x2=\"452\" y2=\"272\"\n        stroke=\"#8a4e99\"\n        stroke-width=\"4\"\n        marker-end=\"url(#gyro-arrow)\"\/>\n\n  <text x=\"330\" y=\"299\"\n        font-size=\"15\"\n        fill=\"#8a4e99\">\n    \u22122\u03a9 \u00d7 v : +x\n  <\/text>\n\n  <text x=\"20\" y=\"334\"\n        font-size=\"15\"\n        fill=\"#287d53\">\n    \u03a9 = +z (\ud654\uba74 \ubc16\uc73c\ub85c \ub098\uc624\ub294 \ubc29\ud5a5)\n  <\/text>\n\n<\/svg>\n\n<div class=\"figure-caption\">\n  <strong>\uc88c\ud45c\uacc4\uc640 \ubc29\ud5a5 \uacc4\uc0b0 \uac1c\ub150\ub3c4<\/strong>\n  <p>\n    \ud504\ub808\uc784\uc758 \uac01\uc18d\ub3c4 \u03a9\ub294 +z \ubc29\ud5a5,\n    \uc9c8\ub7c9 M\uc758 \uc21c\uac04 \uc9c4\ub3d9\uc18d\ub3c4 v\ub294 +y \ubc29\ud5a5\uc774\ub2e4.\n  <\/p>\n  <p>\n    \uc774 \uacbd\uc6b0 \u03a9 \u00d7 v\ub294 \u2212x \ubc29\ud5a5\uc774\uc9c0\ub9cc,\n    \ud68c\uc804 \uc88c\ud45c\uacc4\uc5d0\uc11c \uc815\uc758\ud55c \ucf54\ub9ac\uc62c\ub9ac \uac00\uc18d\ub3c4\n    \u22122\u03a9 \u00d7 v\ub294 +x \ubc29\ud5a5\uc774\ub2e4.\n  <\/p>\n<\/div>\n\n<\/div>\n\n<h3>2.2 \uc624\ub978\uc190 \ubc95\uce59<\/h3>\n\n<p>\n  \ubca1\ud130\uacf1\uc758 \ubc29\ud5a5\uc740 \uc624\ub978\uc190 \ubc95\uce59\uc73c\ub85c \uacb0\uc815\ud55c\ub2e4.\n<\/p>\n\n<p>\n  \uc624\ub978\uc190\uc758 \uac80\uc9c0\ub97c \uccab \ubc88\uc9f8 \ubca1\ud130 \u03a9 \ubc29\ud5a5\uc73c\ub85c,\n  \uc911\uc9c0\ub97c \ub450 \ubc88\uc9f8 \ubca1\ud130 v \ubc29\ud5a5\uc73c\ub85c \ub193\uc73c\uba74\n  \uc5c4\uc9c0\uac00 \u03a9 \u00d7 v\uc758 \ubc29\ud5a5\uc744 \ub098\ud0c0\ub0b8\ub2e4.\n<\/p>\n\n<p>\n  \uc624\ub978\uc190 \uc88c\ud45c\uacc4\uc758 \uae30\ubcf8 \uad00\uacc4\ub294 \ub2e4\uc74c\uacfc \uac19\ub2e4.\n<\/p>\n\n<div class=\"formula\">\n  i \u00d7 j = k\n<\/div>\n\n<div class=\"formula\">\n  j \u00d7 k = i\n<\/div>\n\n<div class=\"formula\">\n  k \u00d7 i = j\n<\/div>\n\n<p>\n  \ubca1\ud130\uacf1\uc5d0\uc11c\ub294 \uc21c\uc11c\uac00 \ubc14\ub00c\uba74 \ubd80\ud638\uac00 \ubc18\uc804\ub41c\ub2e4.\n<\/p>\n\n<div class=\"formula\">\n  k \u00d7 j = \u2212i\n<\/div>\n\n<h3>2.3 \u03a9 \u00d7 v \uacc4\uc0b0<\/h3>\n\n<p>\n  \ud504\ub808\uc784\uc774 +z \ubc29\ud5a5\uc73c\ub85c \ud68c\uc804\ud558\uba74\n  \uac01\uc18d\ub3c4 \ubca1\ud130\ub294 \ub2e4\uc74c\uacfc \uac19\ub2e4.\n<\/p>\n\n<div class=\"formula\">\n  \u03a9 = (0, 0, \u03c9)\n<\/div>\n\n<p>\n  \uc9c8\ub7c9 M\uc774 \uc704\ucabd\uc778 +y \ubc29\ud5a5\uc73c\ub85c\n  \uc774\ub3d9\ud558\ub294 \uc21c\uac04\uc758 \uc18d\ub3c4 \ubca1\ud130\ub294\n  \ub2e4\uc74c\uacfc \uac19\ub2e4.\n<\/p>\n\n<div class=\"formula\">\n  v = (0, v, 0)\n<\/div>\n\n<p>\n  \ub450 \ubca1\ud130\uc758 \uc678\uc801\uc744 \uacc4\uc0b0\ud55c\ub2e4.\n<\/p>\n\n<div class=\"formula\">\n  \u03a9 \u00d7 v = (\u2212\u03c9v, 0, 0)\n<\/div>\n\n<p>\n  \ub530\ub77c\uc11c \u03a9 \u00d7 v\ub294 \u2212x \ubc29\ud5a5,\n  \uc989 \uc67c\ucabd\uc744 \ud5a5\ud55c\ub2e4.\n<\/p>\n\n<div class=\"note\">\n  <strong>\ubca1\ud130\uacf1\uc758 \uacb0\uacfc<\/strong>\n  <div class=\"formula\">\n    \u03a9 \u00d7 v = \u2212\u03c9v i\n  <\/div>\n  <p>\n    \uc5ec\uae30\uc11c \uc67c\ucabd \ubc29\ud5a5\uc774 \ub418\ub294 \uc774\uc720\ub294\n    k \u00d7 j = \u2212i\uc774\uae30 \ub54c\ubb38\uc774\ub2e4.\n  <\/p>\n<\/div>\n\n<h3>2.4 \ucf54\ub9ac\uc62c\ub9ac \uac00\uc18d\ub3c4\uc758 \ubc29\ud5a5<\/h3>\n\n<p>\n  \ud68c\uc804 \uc88c\ud45c\uacc4\uc5d0\uc11c \ub098\ud0c0\ub098\ub294\n  \ucf54\ub9ac\uc62c\ub9ac \uac00\uc18d\ub3c4\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \uc815\uc758\ud55c\ub2e4.\n<\/p>\n\n<div class=\"formula\">\n  a<sub>C<\/sub> = \u22122(\u03a9 \u00d7 v)\n<\/div>\n\n<p>\n  \uc55e\uc5d0\uc11c \uacc4\uc0b0\ud55c \u03a9 \u00d7 v\ub97c \ub300\uc785\ud558\uba74\n<\/p>\n\n<div class=\"formula\">\n  a<sub>C<\/sub>\n  = \u22122(\u2212\u03c9v, 0, 0)\n<\/div>\n\n<p>\ub530\ub77c\uc11c<\/p>\n\n<div class=\"formula\">\n  a<sub>C<\/sub>\n  = (+2\u03c9v, 0, 0)\n<\/div>\n\n<p>\n  \uc989, \uc9c8\ub7c9\uc774 \uc704\ucabd\uc73c\ub85c \uc9c4\ub3d9\ud558\ub294 \uc21c\uac04\n  \ucf54\ub9ac\uc62c\ub9ac \uac00\uc18d\ub3c4\ub294 +x \ubc29\ud5a5,\n  \uc989 \uc624\ub978\ucabd\uc744 \ud5a5\ud55c\ub2e4.\n<\/p>\n\n<div class=\"memory\">\n  <strong>\ubca1\ud130\uacf1\uacfc \ucf54\ub9ac\uc62c\ub9ac \uac00\uc18d\ub3c4 \uad6c\ubd84<\/strong>\n\n  <p><strong>\ubca1\ud130\uacf1<\/strong><\/p>\n  <div class=\"formula\">\n    \u03a9 \u00d7 v \u2192 \uc67c\ucabd (\u2212x)\n  <\/div>\n\n  <p><strong>\ud68c\uc804 \uc88c\ud45c\uacc4\uc758 \ucf54\ub9ac\uc62c\ub9ac \uac00\uc18d\ub3c4<\/strong><\/p>\n  <div class=\"formula\">\n    \u22122\u03a9 \u00d7 v \u2192 \uc624\ub978\ucabd (+x)\n  <\/div>\n\n  <p>\n    \ucf54\ub9ac\uc62c\ub9ac \uac00\uc18d\ub3c4 \uc2dd\uc5d0 \ud3ec\ud568\ub41c\n    \uc74c\uc758 \ubd80\ud638 \ub54c\ubb38\uc5d0 \ubc29\ud5a5\uc774 \ubc18\uc804\ub41c\ub2e4.\n  <\/p>\n<\/div>\n\n<h3>2.5 \uc9c4\ub3d9 \ubc29\ud5a5\uc774 \ubc18\uc804\ub418\uba74?<\/h3>\n\n<p>\n  \ud504\ub808\uc784\uc758 \ud68c\uc804 \ubc29\ud5a5 \u03a9\ub294\n  \uadf8\ub300\ub85c \uc720\uc9c0\ud55c\ub2e4\uace0 \uac00\uc815\ud55c\ub2e4.\n<\/p>\n\n<p>\n  \uc9c8\ub7c9\uc774 \uc544\ub798\ucabd\uc73c\ub85c \uc6c0\uc9c1\uc774\uba74\n  \uc18d\ub3c4 \ubca1\ud130\ub294 \u2212y \ubc29\ud5a5\uc73c\ub85c \ubc14\ub010\ub2e4.\n<\/p>\n\n<div class=\"formula\">\n  v = (0, \u2212v, 0)\n<\/div>\n\n<p>\uc774\ub54c \ubca1\ud130\uacf1\uc740<\/p>\n\n<div class=\"formula\">\n  \u03a9 \u00d7 v = (+\u03c9v, 0, 0)\n<\/div>\n\n<p>\ucf54\ub9ac\uc62c\ub9ac \uac00\uc18d\ub3c4\ub294<\/p>\n\n<div class=\"formula\">\n  a<sub>C<\/sub> = (\u22122\u03c9v, 0, 0)\n<\/div>\n\n<p>\n  \ub530\ub77c\uc11c \uc67c\ucabd\uc778 \u2212x \ubc29\ud5a5\uc73c\ub85c \ubc14\ub010\ub2e4.\n<\/p>\n\n<div class=\"table-wrap\">\n<table>\n<thead>\n<tr>\n  <th>\uc9c8\ub7c9 M\uc758 \uc6b4\ub3d9<\/th>\n  <th>\u03a9 \u00d7 v<\/th>\n  <th>\ucf54\ub9ac\uc62c\ub9ac \uac00\uc18d\ub3c4<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n  <td>\uc704\ucabd (+y)<\/td>\n  <td>\uc67c\ucabd (\u2212x)<\/td>\n  <td>\uc624\ub978\ucabd (+x)<\/td>\n<\/tr>\n<tr>\n  <td>\uc544\ub798\ucabd (\u2212y)<\/td>\n  <td>\uc624\ub978\ucabd (+x)<\/td>\n  <td>\uc67c\ucabd (\u2212x)<\/td>\n<\/tr>\n<tr>\n  <td>\uc9c4\ub3d9 \ub05d\uc810 (v = 0)<\/td>\n  <td>0<\/td>\n  <td>0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n\n<h3>2.6 \uc22b\uc790\ub85c \ud655\uc778<\/h3>\n\n<p>\ub2e4\uc74c \uc870\uac74\uc744 \uac00\uc815\ud55c\ub2e4.<\/p>\n\n<ul>\n  <li>\uc9c8\ub7c9 M = 0.01 kg<\/li>\n  <li>\ud68c\uc804\uac01\uc18d\ub3c4 \u03c9 = 2 rad\/s<\/li>\n  <li>\uc9c4\ub3d9\uc18d\ub3c4 v = 0.1 m\/s<\/li>\n  <li>\u03a9\uc640 v \uc0ac\uc774\uc758 \uac01\ub3c4 = 90\u00b0<\/li>\n<\/ul>\n\n<p>\ucf54\ub9ac\uc62c\ub9ac \ud798\uc758 \ud06c\uae30\ub294<\/p>\n\n<div class=\"formula\">\n  |F<sub>C<\/sub>| = 2M\u03c9v\n<\/div>\n\n<p>\uac12\uc744 \ub300\uc785\ud558\uba74<\/p>\n\n<div class=\"formula\">\n  |F<sub>C<\/sub>|\n  = 2 \u00d7 0.01 \u00d7 2 \u00d7 0.1\n<\/div>\n\n<div class=\"formula\">\n  |F<sub>C<\/sub>| = 0.004 N\n<\/div>\n\n<p>\n  \ub530\ub77c\uc11c \uc774 \uc21c\uac04\uc5d0 \ubc1c\uc0dd\ud558\ub294\n  \ucf54\ub9ac\uc62c\ub9ac \ud798\uc758 \ud06c\uae30\ub294 0.004 N\uc774\ub2e4.\n<\/p>\n\n<p>\n  \ud504\ub808\uc784\uc758 \ud68c\uc804\uac01\uc18d\ub3c4 \u03c9\uac00 \ub450 \ubc30\uac00 \ub418\uace0\n  \uc9c4\ub3d9\uc18d\ub3c4 v\uac00 \uc77c\uc815\ud558\ub2e4\uba74\n  \ucf54\ub9ac\uc62c\ub9ac \ud798\ub3c4 \ub450 \ubc30\uac00 \ub41c\ub2e4.\n<\/p>\n\n<div class=\"formula\">\n  F<sub>C<\/sub> \u221d \u03c9\n<\/div>\n\n<h3>2.7 \uc9c4\ub3d9 \uc790\uc774\ub85c\uc758 \uce21\uc815 \uc6d0\ub9ac<\/h3>\n\n<div class=\"flow\">\n  \ud504\ub808\uc784 \ud68c\uc804 \u03a9 \ubc1c\uc0dd\n  \u2192 \uc9c8\ub7c9 M\uc758 \uc9c4\ub3d9 v\n  \u2192 \ucf54\ub9ac\uc62c\ub9ac \uac00\uc18d\ub3c4 \ubc1c\uc0dd\n  \u2192 \ud6a1\ubc29\ud5a5 \uc9c4\ub3d9\n  \u2192 \uadfc\uc811 \uc13c\uc11c \uac80\ucd9c\n  \u2192 \ud68c\uc804\uac01\uc18d\ub3c4 \uacc4\uc0b0\n<\/div>\n\n<p>\n  \uc9c8\ub7c9 M\uc758 \uad6c\ub3d9 \uc9c4\ub3d9\uc744 \uc54c\uace0 \uc788\uc73c\uba74\n  \ud6a1\ubc29\ud5a5\uc73c\ub85c \ub098\ud0c0\ub098\ub294 \uc9c4\ub3d9 \uc751\ub2f5\uc73c\ub85c\ubd80\ud130\n  \ud504\ub808\uc784\uc758 \ud68c\uc804\uac01\uc18d\ub3c4\ub97c \ucd94\uc815\ud560 \uc218 \uc788\ub2e4.\n<\/p>\n\n<div class=\"note\">\n  <strong>\uc88c\ud45c\uacc4\uc5d0 \uad00\ud55c \uc8fc\uc758\uc0ac\ud56d<\/strong>\n\n  <p>\n    \uc5ec\uae30\uc11c \uc0ac\uc6a9\ud55c\n    a<sub>C<\/sub> = \u22122\u03a9 \u00d7 v\ub294\n    \ud68c\uc804 \uc88c\ud45c\uacc4\uc5d0\uc11c \ub098\ud0c0\ub098\ub294\n    \uad00\uc131 \uac00\uc18d\ub3c4 \ud45c\ud604\uc774\ub2e4.\n  <\/p>\n\n  <p>\n    \ubc18\ub300\ub85c \uad00\uc131\uacc4\uc5d0\uc11c \uc0c1\ub300\uc6b4\ub3d9\uc5d0 \ub530\ub978\n    \ucf54\ub9ac\uc62c\ub9ac \uac00\uc18d\ub3c4 \ud56d\uc740\n    +2\u03a9 \u00d7 v\ub85c \ub098\ud0c0\ub09c\ub2e4.\n  <\/p>\n\n  <p>\n    \ub530\ub77c\uc11c \uc5b4\ub290 \uae30\uc900\uacc4\uc5d0\uc11c \ud798\uacfc \uac00\uc18d\ub3c4\ub97c\n    \uc124\uba85\ud558\ub294\uc9c0 \uba3c\uc800 \ud655\uc778\ud574\uc57c \ud55c\ub2e4.\n  <\/p>\n\n  <p>\n    \ub610\ud55c \uc6d0\ubcf8 \uadf8\ub9bc 9-8\uc5d0\ub294 \ud68c\uc804\ucd95\uc758\n    \uc591\uc758 \ubc29\ud5a5\uc774 \uba85\uc2dc\ub418\uc5b4 \uc788\uc9c0 \uc54a\ub2e4.\n    \uc704\ucabd \uc9c4\ub3d9 \uc2dc \ud798\uc758 \ubc29\ud5a5\uc744 \ud310\ub2e8\ud560 \ub54c\n    \ubcf8 \uc608\uc81c\uc758 +z \ud68c\uc804 \uac00\uc815\uc744 \uc6d0\ubcf8 \uadf8\ub9bc\uc5d0\n    \uadf8\ub300\ub85c \uc801\uc6a9\ud574\uc11c\ub294 \uc548 \ub41c\ub2e4.\n  <\/p>\n<\/div>\n\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\uadf8\ub9bc 9-8. \uc9c4\ub3d9 \uc790\uc774\ub85c\uc2a4\ucf54\ud504\uc758 \uc791\ub3d9 \uc6d0\ub9ac \ud68c\uc804 \uc88c\ud45c\uacc4\uc640 \ucf54\ub9ac\uc62c\ub9ac \ud798\uc744 \uc774\uc6a9\ud55c \uc9c4\ub3d9 \uc790\uc774\ub85c\uc2a4\ucf54\ud504\uc758 \uac1c\ub150\ub3c4 \uadf8\ub9bc 9-8\uc740 \uc9c4\ub3d9 \uc790\uc774\ub85c\uc758 \uc791\ub3d9 \ubc29\uc2dd\uc744 \ubcf4\uc5ec\uc8fc\ub294 \uac1c\ub150\ub3c4\uc774\ub2e4. M y x (a) \uae30\ubcf8 \uad6c\uc870 \uc9c8\ub7c9 M\uc740 4\uac1c\uc758 \uc2a4\ud504\ub9c1\uc73c\ub85c \ud504\ub808\uc784 \ub0b4\ubd80\uc5d0 \uc9c0\uc9c0\ub418\uba70 y\ucd95\uc744 \ub530\ub77c \uc9c4\ub3d9\ud55c\ub2e4. M y (b) \uc704\ucabd \uc9c4\ub3d9 \ud504\ub808\uc784\uc774 \ud68c\uc804\ud558\uace0 \ubb3c\uccb4\uac00 \uc704\ucabd\uc73c\ub85c \uc9c4\ub3d9\ud560 \ub54c \ucf54\ub9ac\uc62c\ub9ac \ud798\uc774 \ud504\ub808\uc784\uc744 \uc67c\ucabd\uc73c\ub85c \uc774\ub3d9\uc2dc\ud0a8\ub2e4. M [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_hide_featured_image":false,"_jetpack_featured_image_duplicate_dismissed":0,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[1185],"tags":[1832,1337,1834,1652,1833],"wpgpxmaps_activity":[],"class_list":["post-8253","post","type-post","status-publish","format-standard","hentry","category-1185","tag-corioli","tag-1337","tag-1834","tag-1652","tag-1833"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/posts\/8253","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/comments?post=8253"}],"version-history":[{"count":4,"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/posts\/8253\/revisions"}],"predecessor-version":[{"id":9781,"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/posts\/8253\/revisions\/9781"}],"wp:attachment":[{"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/media?parent=8253"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/categories?post=8253"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/tags?post=8253"},{"taxonomy":"wpgpxmaps_activity","embeddable":true,"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/wpgpxmaps_activity?post=8253"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}