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A tuning fork arrangement (pair) produce...

A tuning fork arrangement (pair) produces `4 beats//sec` with one fork of frequency `288cps`. A little wax is placed on the unknown fork and it then produces `2 beats//sec`. The frequency of the unknown fork is

A

286 c.p.s.

B

292 c.p.s

C

294 c.p.s.

D

288 c.p.s.

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