16.In the above problem, the height of the point of impact from the horizontal plane passing through the point of projection is:

17.A bullet fired from gun at sea level rises to a maximum height 10m. When fired at a ship 40 m away, the muzzle velocity should be:

18.Which of the following is the largest, when the height attained by the projectile is the greatest?

19.A bullet is fired horizontally with a velocity of 200 m/s. If acceleration due to gravity is 10 m/second square, in first second it will fall through a height of:

20.A passenger traveling in a train moving with constant velocity drops a stone from the window. To the passenger the path of projectile will appear to be: