Q. When a body moves in a circular path, no work is done by the force since,
A) There is no displacement
B) There is no net force
C) Force and displacement are perpendicular to each other
D) The force is always away from the centre
Explanation
(c) $\because W = FS\cos\theta\ \therefore\theta = 90^{o}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.