A stone is just released from the window of a train moving along a horizontal straight track. What is the nature of the path in which it hits the ground ?

A stone is just released from the window of a moving train along a horizontal straight track . The stone will hit the ground following

A ball falls from the window of a railway carriage moving horizontally at a constant velocity V. The path Followed by the ball as seen by the person on the ground is

A stone is dropped from the window of a train running at 50 (km)/(hr) . If the window is 1.5m above the ground, find the distance along the track which the stone moves before it strikes the ground. Acceleration towards the earth = 9.8 m /s^2 .

A bomb is dropped from an aeroplane. Will it follow a straight path ? It not, what is the nature of the curve it follows ?

A small ball was released from rest from a point on a friction less track which ends in a loop in the form of a circle of radius 20 cm. What is the minimum verticle height of the point release so that the ball can remain in contact with the loop as it moves along it?