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The equation of a progressive wave is gi...

The equation of a progressive wave is given by
`y=a sin (628 t-31.4 x)`
If the distances are expressed in cms and time in seconds, then the wave velocity will be

A

`314 cm s^(-1)`

B

`628 cm s^(-1)`

C

`20 cm s^(-1)`

D

`400 cm s^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
C
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