Q. A particle on the trough of a wave at any instant will come to the mean position after a time(T=time period)
A) $\frac{T}{2}$
B) $\frac{T}{4}$
C) T
D) 2T
Explanation
(b) The time taken by the particle to come to mean position from the through=
$\frac{T}{4}$
[image:15_image84.emf]
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.