Q. If suddenly the gravitational force of attraction between earth and a satellite revolving around it becomes zero, then the satellite will
A) Continue to move in its orbit with same velocity
B) Move tangentially to the original orbit with the same velocity
C) Become stationary in its orbit
D) Move towards the earth
Explanation
(c) When gravitational force becomes zero, then centripetal force on satellite becomes zero and therefore, the satellite will become stationary in its orbit.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.