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Two instruments having stretched strings...

Two instruments having stretched strings are being played in unison . When the tension in one of the instruments is increases by ` 1% , 3` beats are produced in ` 2 s`. The initial frequency of vibration of each wire is

A

`220s^(-1)`

B

`320s^(-1)`

C

`150 s^(-1)`

D

`300 s^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
D
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