Gravitational Force - Study Mode

[#136] The acceleration due to gravity of a destructive Earthquake will be
Correct Answer

(D) >980 cm/s 2

[#137] A batsman hits a cricket ball which then rolls on a level ground. After covering a short distance, the ball comes to rest. The ball slows to a stop because
Correct Answer

(C) There is a force on the ball opposing the motion

[#138] A satellite in vacuum
Correct Answer

(D) does not require any energy for orbiting

[#139] A piece of paper and a cricket ball are dropped from the same height. Under which of the following conditions, do both reach the surface Simultaneously?
Correct Answer

(D) They must be dropped in vacuum

[#140] If the mass of two objects is tripled then the force between the two objects will be:
Correct Answer

(C) force will be nine times