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A sonometer wire of length l(1)is in rea...

A sonometer wire of length `l_(1)`is in reasonance with a frequency 250 Hz. If the length of wire is increasesed then 2 beats per second are heard. What is ratio of the lengths of the wire ?

A

`(125)/(126)`

B

`(126)/(125)`

C

`(124)/(125)`

D

`(125)/(124)`

Text Solution

Verified by Experts

The correct Answer is:
D
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