Download the app

Questions  

An observer moves towards a stationary source of sound with a speed 1/5th of the speed of sound.  The wavelength and frequency of the source emitted are λ and f , respectively.  The apparent frequency and wavelength recorded by the observer are respectively.

a
f,1.2λ
b
0.8f,0.8λ
c
1.2f,0.83λ
d
1.2f,λ

detailed solution

Correct option is D

Motion of the observer does not change the wavelength.Apparent frequency  n1=v+vovf

Talk to our academic expert!

+91

Are you a Sri Chaitanya student?


Similar Questions

An observer moves towards a stationary source of sound, with a velocity one-fifth of the velocity
of sound, What is the percentage increase in the apparent frequency ? 


phone icon
whats app icon