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The displacement y (in cm ) produced by ...

The displacement y (in cm ) produced by a simple harmonic wave is
`y=(10)/(pi) sin (2000 pi t -(pi x)/(17))` . The periodic time and maximum velocity of the particles in the medium will respectively be

A

`1^(-3)"second"and 200 m//s`

B

`1^(-2)"second"and 2000 m//s`

C

`1^(-3)"second"and 330 m//s`

D

`1^(-4)"second"and 20 m//s`

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The correct Answer is:
A
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