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A car is moving with a velocity of 5 m//...

A car is moving with a velocity of `5 m//s` towards huge wall. The driver sounds a horn of frequency `165 Hz`. If the speed of sound in air is `335 m//s`, the number of beats heard per second by the driver is

A

3

B

4

C

5

D

6

Text Solution

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The correct Answer is:
C
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