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Wire having tension 225 N produces six b...

Wire having tension 225 N produces six beats per second when it is tuned with a fork. When tension changes to 256 N, it is tuned with the same fork, the number of beats remain unchanged. The frequency of the fork will be

A

186 Hz

B

225 Hz

C

256 Hz

D

280 Hz

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The correct Answer is:
D
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TARGET PUBLICATION-WAVE MOTION -MCQ 7.1
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