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The velocity of sound in a gas ,in which...

The velocity of sound in a gas ,in which two waves of length 1.00 m and 1.01 m produce 10 beats in 3 second is

A

336. 67 m/s

B

326.67 m/s

C

346.67m/s

D

356.67m/s

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The correct Answer is:
B
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