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The equation of a transverse wave travel...

The equation of a transverse wave travelling on a rope given by `y=10sinpi(0.01x-2.00t)` whrer y and x are in cm and t in second .This maximum traverse speed of a particle in the rope is about

A

`62.8cm//s`

B

`75cm//s`

C

`100cm//s`

D

`121cm//s`

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