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Two tuning forks A and B produce 8 beats...

Two tuning forks A and B produce 8 beats per second when sounded together ,When B is slightly loaded with wax the beats are reduced to 4 per second .If the frequency of A is 512 Hz,the frequency of B is

A

508 Hz

B

516 Hz

C

504 Hz

D

520 Hz

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