Q. The frequency of a sound wave is $n$ and its velocity is $v.$ If the frequency is increased to $4n,$ the velocity of the wave will be
A) $v$
B) $2v$
C) $4v$
D) $v/4$
Explanation
(a) Velocity of sound is independent of frequency. Therefore it is same $(v)$ for frequency $n$ and $4n$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.