Section c Ch 3 . PROBLEMS marks 5x3=15 a) Find the angle of projection of a projectile for which its maximum height and horizontal range are equal b). A ball is thrown horizontally from a height of 10 m with velocity of 21 ms –1 . how far off it hit the ground and with what velocity? c) A truck weighing 2500 kg and moving with a velocity of 21 ms – 1 collides with stationary car weighing 1000 kg. the truck and the car move together after the impact. Calculate their common velocity.
Section cCh 3 . PROBLEMS marks 5x3=15a) Find the angle of
projection of a projectile for which its maximum height and
horizontal range are equal b).A ball is thrown horizontally from a
height of 10 m with velocity of 21 ms1. how far off it hit the
ground and with what velocity?c) A truck weighing 2500 kg and
moving with a velocity of 21 ms1 collides with stationary car
weighing 1000 kg. the truck and the car move together after the
impact. Calculate their common velocity.
