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The equation of a progressive wave is ...

The equation of a progressive wave is
`y=0.02sin2pi[(t)/(0.01)-(x)/(0.30)]`
here x and y are in metres and t is in seconds. The velocity of propagation of the wave is

A

`30 m//s`

B

`40 m//s`

C

`300 m//s`

D

`400 m//s`

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The correct Answer is:
A
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