NEET Physics Waves Questions Solved

Watch Physics > Waves Videos
play button

A source and listener are both moving towards each other with speed v/10, where v is the speed of sound. If the frequency of the note emitted by the source is f, the frequency heard by the listener would be nearly 

(1) 1.11 f

(2) 1.22 f

(3) f

(4) 1.27 f

(2) When source and listener both are moving towards each other then, the frequency heard

n'=nv+vOvvSn'=fv+v/10vv/10=1.22f.

Difficulty Level:

  • 13%
  • 72%
  • 13%
  • 4%
Crack NEET with Online Course - Free Trial (Offer Valid Till September 21, 2019)