A ball moving with a momentum of `5kg ms^(-1)` strikes against a wall at an angle of `45^(@)` and is reflected at the same angle Calculate the impulse .

A ball moving with a momentum of 5 kg ms^(-1) strikes against a wall at an angle of 45^@ and is reflected at the same angle. Calculate the change in momentum.

A ball moving with a momen - tum of 15 kg ms^(-1) strickes against the wall at an angle of 30 ^(@) and is reflected back with the same momentum at the same angle . Calculte impulse.

A 0.5 kg ball moving with a speed of 12 m/s strikes a hard wall at an angle of 30^(@) with the wall. It is reflected with the same speed and at the same angle. If the ball is in contact with the wall for 0.25 s, the average force acting on the wall is :

A 1 kg ball moving with a speed of 20 m/s strikes a hard wall at an angle of 30^(@) with the wall. It is reflected with the same speed at the same angle. If the ball is in contact with the wall for 0.5 seconds, the average force acting on the wall is

A 0.5 kg ball moving with a speed of 12 m//s strikes a hard wall at an angle of 30^(@) with the wall. It is reflected with the same speed and at the same angle . If the ball is in contact with the wall for 0.25 s , the average force acting on the wall is

A body of mass 3kg moving with speed 5 ms^(-1) , hits a wall at an angle of 60^(@) and return at the same angle. The impact time was 0.2 sec. calculate the force exerted on the wall :

A ball moving with a momemtum 5 kg "ms"^(-1) strikes a wall. If the initial and final momenta make equal angles of 45^(@) , then magnitude in change in momentum is

A body of mass 3 kg moving with velocity 10 m/s hits a wall at an angle of 60^(@) and returns at the same angle. The impact time was 0.2 s. Calculate the force exerted on the wall.

A ball of mass 50 g moving at a speed of 2.0 m/s strikes a placne surface at an angle of incidence 45^0 . The ball is reflected by the plane at equal angle of reflection with the same speed. Calculate a. the magnitude of the change in momentum of the ball b. the change in the magnitude of the mometum of the ball.