{"id":25015,"date":"2024-09-16T00:20:52","date_gmt":"2024-09-16T00:20:52","guid":{"rendered":"https:\/\/alnojoumacademy.com\/?p=25015"},"modified":"2024-09-16T01:25:25","modified_gmt":"2024-09-16T01:25:25","slug":"motion-in-one-dimension","status":"publish","type":"post","link":"https:\/\/alnojoumacademy.com\/en\/motion-in-one-dimension\/","title":{"rendered":"motion in one dimension"},"content":{"rendered":"<h2 style=\"text-align: center;\"><\/h2>\n<h2 style=\"text-align: center;color: blue;\">The position of an object is given as a function of time by x = 4.0t2-3t3, where x is in meters and t is in seconds. What is its average acceleration during the interval from t = 1.0 s to t=2.0 s? (Ans: -19 m\/s2)<\/h2>\n<h2 style=\"text-align: center;\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-25017\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.18.21-AM.png\" alt=\"\" width=\"2434\" height=\"212\" srcset=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.18.21-AM.png 2434w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.18.21-AM-300x26.png 300w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.18.21-AM-1024x89.png 1024w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.18.21-AM-768x67.png 768w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.18.21-AM-1536x134.png 1536w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.18.21-AM-2048x178.png 2048w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.18.21-AM-18x2.png 18w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.18.21-AM-600x52.png 600w\" sizes=\"(max-width: 2434px) 100vw, 2434px\" \/><\/h2>\n<div style=\"width: 640px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-25015-1\" width=\"640\" height=\"400\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/1.mp4?_=1\" \/><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/1.mp4\">https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/1.mp4<\/a><\/video><\/div>\n<h2 style=\"text-align: center;\">==============================================<\/h2>\n<h2 style=\"text-align: center;color: blue;\">A car starts from rest and undergoes a constant acceleration. It travels 5.0 m in the time interval from t = 0 to t = 1.0 s. Find the displacement of the car during the time interval from t = 1.0 s to t=2.0 s. (Ans: 15 m)<\/h2>\n<h2 style=\"text-align: center;\"><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.23.02-AM.png\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-25021\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.23.02-AM.png\" alt=\"\" width=\"2434\" height=\"212\" srcset=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.23.02-AM.png 2434w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.23.02-AM-300x26.png 300w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.23.02-AM-1024x89.png 1024w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.23.02-AM-768x67.png 768w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.23.02-AM-1536x134.png 1536w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.23.02-AM-2048x178.png 2048w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.23.02-AM-18x2.png 18w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.23.02-AM-600x52.png 600w\" sizes=\"(max-width: 2434px) 100vw, 2434px\" \/><\/a><\/h2>\n<div style=\"width: 640px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-25015-2\" width=\"640\" height=\"400\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/2.mp4?_=2\" \/><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/2.mp4\">https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/2.mp4<\/a><\/video><\/div>\n<h2 style=\"text-align: center;\"><\/h2>\n<h2 style=\"text-align: center;\">==============================<\/h2>\n<h2 style=\"text-align: center;color: blue;\">Figure 1 represents the velocity of a car moving on a straight line as a function of time. Find the acceleration of the car at t= 6.0 s. (Ans: -3.0 m\/s2)<\/h2>\n<h2 style=\"text-align: center;\"><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.35.48-AM.png\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-25024\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.35.48-AM.png\" alt=\"\" width=\"2434\" height=\"212\" srcset=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.35.48-AM.png 2434w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.35.48-AM-300x26.png 300w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.35.48-AM-1024x89.png 1024w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.35.48-AM-768x67.png 768w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.35.48-AM-1536x134.png 1536w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.35.48-AM-2048x178.png 2048w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.35.48-AM-18x2.png 18w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.35.48-AM-600x52.png 600w\" sizes=\"(max-width: 2434px) 100vw, 2434px\" \/><\/a><\/h2>\n<div style=\"width: 640px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-25015-3\" width=\"640\" height=\"400\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/\u0663.mp4?_=3\" \/><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/\u0663.mp4\">https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/\u0663.mp4<\/a><\/video><\/div>\n<h2 style=\"text-align: center;\"><\/h2>\n<h2 style=\"text-align: center;\">==========================================<\/h2>\n<h2 style=\"text-align: center;color: blue;\">Figure 2 shows the position-time graph of an object. What is the average velocity of the object between t=0.0 s and t = 5.0 s? (Ans: 2.0 m\/s)<\/h2>\n<h2 style=\"text-align: center;\"><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.47.44-AM.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-25029\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.47.44-AM.png\" alt=\"\" width=\"2434\" height=\"1058\" srcset=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.47.44-AM.png 2434w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.47.44-AM-300x130.png 300w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.47.44-AM-1024x445.png 1024w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.47.44-AM-768x334.png 768w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.47.44-AM-1536x668.png 1536w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.47.44-AM-2048x890.png 2048w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.47.44-AM-18x8.png 18w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.47.44-AM-600x261.png 600w\" sizes=\"(max-width: 2434px) 100vw, 2434px\" \/><\/a><\/h2>\n<div style=\"width: 640px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-25015-4\" width=\"640\" height=\"400\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/1726447078804806.mp4?_=4\" \/><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/1726447078804806.mp4\">https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/1726447078804806.mp4<\/a><\/video><\/div>\n<h2 style=\"text-align: center;\">==========================================<\/h2>\n<h2 style=\"text-align: center;color: blue;\">Figure 3 shows a velocity-time graph of a runner. If the runner starts from the origin, find his position at t = 4.0 s. (Ans: 45 m)<\/h2>\n<h2 style=\"text-align: center;\"><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.42.47-AM.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-25026\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.42.47-AM.png\" alt=\"\" width=\"2434\" height=\"212\" srcset=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.42.47-AM.png 2434w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.42.47-AM-300x26.png 300w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.42.47-AM-1024x89.png 1024w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.42.47-AM-768x67.png 768w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.42.47-AM-1536x134.png 1536w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.42.47-AM-2048x178.png 2048w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.42.47-AM-18x2.png 18w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.42.47-AM-600x52.png 600w\" sizes=\"(max-width: 2434px) 100vw, 2434px\" \/><\/a><\/h2>\n<div style=\"width: 640px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-25015-5\" width=\"640\" height=\"400\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/1726447312925227.mp4?_=5\" \/><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/1726447312925227.mp4\">https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/1726447312925227.mp4<\/a><\/video><\/div>\n<h2 style=\"text-align: center;\"><\/h2>\n<h2 style=\"text-align: center;\">==========================================<\/h2>\n<h2 style=\"text-align: center;color: blue;\">An object is thrown vertically upward with an initial speed of 25 m\/s from the ground. What is the height of the object 1.0 s before it touches ground? (Ans: 20 m)<\/h2>\n<h2 style=\"text-align: center;\"><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.44.19-AM.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-25028\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.44.19-AM.png\" alt=\"\" width=\"2434\" height=\"212\" srcset=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.44.19-AM.png 2434w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.44.19-AM-300x26.png 300w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.44.19-AM-1024x89.png 1024w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.44.19-AM-768x67.png 768w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.44.19-AM-1536x134.png 1536w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.44.19-AM-2048x178.png 2048w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.44.19-AM-18x2.png 18w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/Screen-Shot-2024-09-16-at-3.44.19-AM-600x52.png 600w\" sizes=\"(max-width: 2434px) 100vw, 2434px\" \/><\/a><\/h2>\n<div style=\"width: 640px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-25015-6\" width=\"640\" height=\"400\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/6.mp4?_=6\" \/><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/6.mp4\">https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/6.mp4<\/a><\/video><\/div>\n<h2 style=\"text-align: center;\"><\/h2>\n<h2 style=\"text-align: center;\">==========================================<\/h2>\n<h2 style=\"text-align: center;color: blue;\">A car starts from rest and accelerates at a rate of 2.0 m\/s2 in a straight line until it reaches a speed of 20 m\/s. The car then slows down at a constant rate of 1.0 m\/s2 until it stops. How much time elapses (total time) from start to stop? (Ans: 30 s)<\/h2>\n<h2 style=\"text-align: center;\"><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/7.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-25032\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/7.png\" alt=\"\" width=\"2434\" height=\"304\" srcset=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/7.png 2434w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/7-300x37.png 300w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/7-1024x128.png 1024w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/7-768x96.png 768w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/7-1536x192.png 1536w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/7-2048x256.png 2048w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/7-18x2.png 18w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/7-600x75.png 600w\" sizes=\"(max-width: 2434px) 100vw, 2434px\" \/><\/a><\/h2>\n<div style=\"width: 640px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-25015-7\" width=\"640\" height=\"400\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/7.mp4?_=7\" \/><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/7.mp4\">https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/7.mp4<\/a><\/video><\/div>\n<h2 style=\"text-align: center;\">==========================================<\/h2>\n<h2 style=\"text-align: center;color: blue;\">A car travels along a straight line at a constant velocity of 18 m\/s for 2.0 s and then accelerates at &#8211; 6.0 m\/s2 for a period of 3.0 s. What is the average velocity of the car during the whole 5.0-s interval? (Ans: 13 m\/s)<\/h2>\n<h2 style=\"text-align: center;\"><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/8.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-25034\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/8.png\" alt=\"\" width=\"2434\" height=\"240\" srcset=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/8.png 2434w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/8-300x30.png 300w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/8-1024x101.png 1024w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/8-768x76.png 768w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/8-1536x151.png 1536w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/8-2048x202.png 2048w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/8-18x2.png 18w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/8-600x59.png 600w\" sizes=\"(max-width: 2434px) 100vw, 2434px\" \/><\/a><\/h2>\n<div style=\"width: 640px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-25015-8\" width=\"640\" height=\"400\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/8.mp4?_=8\" \/><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/8.mp4\">https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/8.mp4<\/a><\/video><\/div>\n<h2 style=\"text-align: center;\">==========================================<\/h2>\n<h2 style=\"text-align: center;color: blue;\">A stone is thrown vertically downward from the top of a 40-m tall building with an initial speed of 1.0 m\/s. How far will the stone travel in 2.0 s? (Ans: 22 m)<\/h2>\n<h2 style=\"text-align: center;\"><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/9.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-25033\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/9.png\" alt=\"\" width=\"2434\" height=\"240\" srcset=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/9.png 2434w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/9-300x30.png 300w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/9-1024x101.png 1024w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/9-768x76.png 768w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/9-1536x151.png 1536w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/9-2048x202.png 2048w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/9-18x2.png 18w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/9-600x59.png 600w\" sizes=\"(max-width: 2434px) 100vw, 2434px\" \/><\/a><\/h2>\n<div style=\"width: 640px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-25015-9\" width=\"640\" height=\"400\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/9.mp4?_=9\" \/><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/9.mp4\">https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/9.mp4<\/a><\/video><\/div>\n<h2 style=\"text-align: center;\">==========================================<\/h2>\n<h2 style=\"text-align: center;color: blue;\">The coordinate of a particle in meters is given by: x(t)=2.0t &#8211; 2.0t2, where the time t is in seconds. At what time will the particle be momentarily at rest? (Ans: 0.50 s)<\/h2>\n<h2 style=\"text-align: center;\"><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/10.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-25037\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/10.png\" alt=\"\" width=\"2434\" height=\"240\" srcset=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/10.png 2434w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/10-300x30.png 300w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/10-1024x101.png 1024w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/10-768x76.png 768w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/10-1536x151.png 1536w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/10-2048x202.png 2048w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/10-18x2.png 18w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/10-600x59.png 600w\" sizes=\"(max-width: 2434px) 100vw, 2434px\" \/><\/a><\/h2>\n<div style=\"width: 640px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-25015-10\" width=\"640\" height=\"400\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/10.mp4?_=10\" \/><a href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/10.mp4\">https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/09\/10.mp4<\/a><\/video><\/div>\n<h2 style=\"text-align: center;\"><\/h2>","protected":false},"excerpt":{"rendered":"<p>The position of an object is given as a function of time by x = 4.0t2-3t3, where x is in meters and t is in seconds. What is its average acceleration during the interval from t = 1.0 s to &hellip; <\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"pmpro_default_level":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-25015","post","type-post","status-publish","format-standard","hentry","category-uncategorized","pmpro-has-access"],"_links":{"self":[{"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/posts\/25015","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/comments?post=25015"}],"version-history":[{"count":6,"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/posts\/25015\/revisions"}],"predecessor-version":[{"id":25043,"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/posts\/25015\/revisions\/25043"}],"wp:attachment":[{"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/media?parent=25015"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/categories?post=25015"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/tags?post=25015"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}