Physics, asked by Nikitajanu, 9 months ago

The length of a sonometer wire is 40 cm. It produces 5
beats/sec with a fork. If the length of sonometer wire is
reduced by 1 cm, the beat frequency remains unchanged.
The frequency of fork is
(1) 400
(2) 395
(3) 390
(4) 385

Answers

Answered by lallykharoud0075

0

Answer:

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