Q. Two increase the frequency from $100\ Hz$ to $400\ Hz$ the tension in the string has to be changed by
A) 4 times
B) 16 times
C) 20 times
D) None of these
Explanation
(b) $n \propto \sqrt{T}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.