23.
Assertion (A) The speed of satellite always remain constant in an orbit.
Reason (R) The speed of a satellite depends on its path.

27.
The Leaning Tower of Pisa does not fall because

28.
A rocket is launched to travel vertically upward with a constant speed of 20 m/s. After travelling 35 seconds, a problem arises in the rocket and its fuel supply stopped. The rocket travels like a free body. The height attained by it is:

29.
If the distance between the Earth and the Sun were twice what it is now, the gravitational force exerted on the Earth by the Sun would be

Read More Section(Gravitational Force)

Each Section contains maximum 100 MCQs question on Gravitational Force. To get more questions visit other sections.