A bullet of mass 60 g moving with a velocity of `500ms^(-1)` is brought to rest in 0.01s. Find the impulse and the average force of blow.

A ball of mass 100 g moving with a velocity of 10ms^-1 is stopped by a boy in 0.25sec. Calculate the force applied by the boy to stop the ball.

A car of mass 1000 kg moving with a velocity of 36 km/h comes to rest in 5 seconds. What is the force exerted on the car?

From a rifle of mass 5000 g a bullet of 20 g is fired with a velocity of 500ms^(-1) with respect to the ground. Find the velocity of recoil of the rifle.

A ball of mass 50 g falls from a height of 10 m and rebounds to a height of 5 m.Find the impulse and average force between the ball and ground if both were in contact for 0.1 second.

An object of mass 15 kg moving with a uniform velocity of 4ms^-1 . What is the kinetic energy possessed by the object?

A bullet of mass 20 g moving with a speed of 500ms^(-1 ) strikes a wooden block of mass 1 kg and gets embedded in it. Find the speed with which block moves along with the bullet.

A bullet of mass 10 kg travelling horizontally with a velocity of 150 ms^(-1) strikes a stationary wooden block and come to rest in 0.03 s. Calculate the distance of penetration of the bullet into the block. Calculate the magnitude of force exerted by the wood in block in the bullet.