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A wave is expressed by the equation y=...

A wave is expressed by the equation
`y=0.5sinpi(0.01x-3t)`
where y and x are in metre and t in seconds. Find the speed of propagation.

A

100 m/s

B

150 m/s

C

200 m/s

D

300 m/s

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The correct Answer is:
D
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