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A tuning fork vibrating with a sonometer...

A tuning fork vibrating with a sonometer having 20 cm wire produces 5 beats per second. The beat frequency does not change if the length of the wire is changed to 21 cm. The frequency of the tuning fork (in Hertz) must be

A

200

B

210

C

205

D

215

Text Solution

Verified by Experts

The correct Answer is:
C
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