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A wave travelling along the x-axis is de...

A wave travelling along the x-axis is described by the equation `v(x, t) = 0.005 cos(alpha x - betat)`. If the wavelength and the time period of the wave are `0.08m` and `2.0s`, respectively, then `alpha and beta` in appropriate units are

A

`alpha =25.00 pi,beta =pi`

B

`alpha =(0.08)/(pi),beta=(2.0)/(pi)`

C

`alpha=(0.04)/(pi),beta=(1.0)/(pi)`

D

`alpha=12.50 pi,beta=(pi)/(2.0)`

Text Solution

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The correct Answer is:
A
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