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Two tunning forks A and B produce notes ...

Two tunning forks A and B produce notes of frequencies 256 Hz & 262 Hz respectively. An unknown note sounded at the same time with A produce beats. When the note is sounded with B, beats frequency is twice as large. The unknown frequency could be

A

268 Hz

B

250 Hz

C

260 Hz

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
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