A body of mass m is projected with velocity v at an angle of `45^(@)` with the horizontal. Find the change in its momentum at the end of flight.

A particle of mass m is projected with velocity v at an angle theta with the horizontal. Find its angular momentum about the point of projection when it is at the highest point of its trajectory.

A body of mass m is projected with intial speed u at an angle theta with the horizontal. The change in momentum of body after time t is :-

A body of mass m is projected with a velocity u at an angle theta with the horizontal. The angular momentum of the body, about the point of projection, when it at highest point on its trajectory is

A particle of mass m is projected with a velocity v making an angle of 45^@ with the horizontal. The magnitude of the angular momentum of the projectile abut the point of projection when the particle is at its maximum height h is.

A body of mass m is projected at an angle of 45^(@) with the horizontal. If air resistance is negligible, then total change in momentum when it strikes the ground is

A particle of mass m is projected with velocity upsilon making an angle of 45^(@) with the horizontal When the particle lands on the level ground the mag nitude of the change in its momentum will be .

A partricle of mass m is projected with a velocity v at an angle of 60^(@) with horizontal When the particle is at the maximum height. The magnitude ofits angular momentum about the point ofprojection is

A body of mass 0.5 kg is projected under gravity with a speed of 98m/s at an angle of 60^(@) with the horizontal. The change in momentum (in magnitude) of the body is