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Two sound waves with wavelengths 5.0 m a...

Two sound waves with wavelengths `5.0 m` and `5.5 m` respectively, each propagates in a gas with velocity `30m//s` We expect the following number of beats per second:

A

1

B

6

C

12

D

0

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The correct Answer is:
D
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TARGET PUBLICATION-WAVE MOTION -MCQ 7.1
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