Q. The frequency of a rod is $200\ Hz.$ If the velocity of sound in air is $340\ ms^{- 1},$ the wavelength of the sound produced is
A) $1.7\ cm$
B) $6.8\ cm$
C) $1.7\ m$
D) $6.8\ m$
Explanation
(c) $\lambda = \frac{v}{n} = \frac{340}{200} = 1.7\ m$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.