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Two sources of sound placed close to eac...

Two sources of sound placed close to each other are wmitting progressive waves given by `y_1=4sin600pit` and `y_2=5sin608pit`. An observer located near these two sources of sound will hear:

A

4 beat/s with internsity ratio 25: 16 between waxing and waning

B

8 beat/s with intensity ratio 25 :16 between waxing and waning

C

8 beat/s with intensity ratio 81:1 between waxing and waning

D

4 beat/s with intensity ratio 81: 1 between waxing and waning

Text Solution

Verified by Experts

The correct Answer is:
d
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