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A string of linear density 0.2kg/m is st...

A string of linear density 0.2kg/m is stretched with a force of 500 N. If a transverse wave of wavelength 4m and amplitude `(1//pi)` metre is travelling along it, then the speed of the wave will be

A

`50cm//s`

B

`12.5m//s`

C

`62.5m//s`

D

`2500m//s`

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The correct Answer is:
A
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