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A closed air column 32 cm long is in res...

A closed air column 32 cm long is in resonance with a tuning fork. Another open air column of length 66 cm is in resonance with another tuning fork. The two forks produce 8 beats per second when sounded together .
The speed of sound in air

A

`33792 cm*s^(-1)`

B

`35790 cm*s^(-1)`

C

`31890 cm*s^(-1)`

D

`40980 cm *s^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
A
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