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the fundamental frequency of a sonometer...

the fundamental frequency of a sonometer wire of length is `f_(0)`.A bridge is now introduced at a distance of `Deltal`from the centre of the wire `(Deltal lt lt l )`. The number of beats heard if their fundamental mode are

A

`(8f_(0)Delta|)/|`

B

`(f_(0)Delta|)/|`

C

`(2f_(0)Delta|)/|`

D

`(4f_(0)Delta|)/|`

Text Solution

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The correct Answer is:
A
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