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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

150 Hz

B

200 Hz

C

300 Hz

D

450 Hz

Text Solution

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The correct Answer is:
C
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