Q. A satellite of the earth is revolving in a circular orbit with a uniform speed $v$. If the gravitational force suddenly disappears, the satellite will
A) Continue to move with velocity $v$ along the original orbit
B) Move with a velocity $v$, tangentially to the original orbit
C) Fall down with increasing velocity
D) Ultimately come to rest somewhere on the original orbit
Explanation
(b) Due to inertia of direction
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.