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A string of length 2m is fixed at two en...

A string of length 2m is fixed at two ends. It is in resonance with a tuning fork of frequency 240 Hz in its third harmonic. Then speed of wave sound in string and its fundamental frequency is:

A

`320 ms^(-1), 120 Hz`

B

`320 ms^(-1), 80 Hz`

C

`180 ms^(-1), 80 Hz`

D

`180 ms^(-1), 120 Hz`

Text Solution

Verified by Experts

The correct Answer is:
B
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