A ball is dropped by a passenger from the window of a train moving with uniform velocity. The ball will reach the ground following a

A ball is dropped from the top of a tower.prove that,the height of the tower is 20m if the ball reaches the ground with a velocity 20 m//s .

A ball is dropped from a height of 5m. Find the velocity of the ball just before it reaches the ground. Do you require the value of mass to find the velocity?

From the roof of a train, a metal ball is suspended by a string. When the train moves with uniform velocity, will the string remain vertical?

A stone is just dropped from the window of a train moving along a horizontal straight track with uniform speed. The path of the stone is

A stone is just dropped from the window of a train moving along a horizontal straight track with uniform speed. The path of the stone is