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As shown if Fig. a vibrating tuning fork...


As shown if Fig. a vibrating tuning fork of frequency 512 Hz is moving towards the wall with a speed `2(m)/(s)`. Take speed of sound as `v=340(m)/(s)` and answer the following questions.
Q. If the listerner along with the source is moving towards the wall with the same speed i.e., `2(m)/(s)`, such that he (listener) remains between the source and the wall, number of beats heard by him will be

A

2

B

6

C

8

D

4

Text Solution

Verified by Experts

The correct Answer is:
B
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