5 i A particle starting from rest moves in a straight line

Last updated: 6/10/2023

5 i A particle starting from rest moves in a straight line whose equation of motion is given by s 3t 2t where s is in metres and t in seconds Find i velocity after 3 seconds ii acceleration at the end of 3 seconds and iii average velocity in the 4th seconds 4 ii A shot is fired with a velocity if 30 m s from a point 15 metres in front of a vertical wall 6 metres high Find the angle of projection to the horizontal for the shot just to clear thetop of the wall 6