23 24 5 A stone thrown from the top of a building is given

Last updated: 6/21/2023

23 24 5 A stone thrown from the top of a building is given an initial velocity of 20 0 m s straight upward Determine the time in seconds at which the stone reaches its maximum height Take g 9 8 m sec a 2 8 1 67 The speed of a projectile when it is at its greatest height is maximum height What is the angle of projection a 60 b 90 c 15 d 45 A man of mass 70 kg stands on a weighing scale in a lift which is moving upwards with a uniform acceleration of 5 ms 2 What would be the reading on the scale 130 kg c 150 kg b 2 04 d 2 7 22 b 120 kg d 105 kg times its speed at half the Section B Attempt any 20 questions If a sphere is rolling the ratio of translational energy to total kinetic energy is given by bis 0 77 0 77 0 77 0 77