Q. What is the effect on the time period of a simple pendulum if the mass of the bob is doubled
A) Halved
B) Doubled
C) Becomes eight times
D) No effect
Explanation
(d) $T = 2\pi\sqrt{\frac{l}{g}} \Rightarrow T \propto \sqrt{\frac{l}{g}},$ it is does not depend upon mass
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.