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A wave is represented by the equetion y...

A wave is represented by the equetion
`y=7 sin(7pi t-0.04pix+(pi)/(3))`
x is in metres and t is in seconds. The speed of the wave is

A

175 m/s

B

`49pim//s`

C

`49//pims`

D

`0.28pim//s`

Text Solution

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The correct Answer is:
A
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