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Waxing and waning of sound is noticeable...

Waxing and waning of sound is noticeable if waxing and waning repeats at an interval

A

less than 1/10 s

B

more than 1/10s

C

between 1/10 sec and 1/3 s

D

between 1/3 sec and 1s

Text Solution

Verified by Experts

The correct Answer is:
B
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