﻿ Two sources A and B are sounding notes of frequency 680 Hz. A listener moves from A to B with a constant velocity u. If the speed of sound is 340 m/s, what must be the value of u so that he hears 10 beats per sec? : Kaysons Education

# Two Sources A and B are Sounding Notes Of Frequency 680 Hz. A Listener Moves From A to B with A Constant Velocity u. If The Speed Of Sound Is 340 M/s, What Must Be The Value Of u so That He Hears 10 Beats Per Sec?

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## Question

### Solution

Correct option is

2.5 m/s

Apparent frequency due to source A,

Apparent frequency due to source B

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