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A wave travelling in the +ve x-direction...

A wave travelling in the `+ve` x-direction having displacement along y-direction as 1`m`, wavelength `2pi` m and frequency of `1//pi` Hz is represented by

A

`y=sin(x-2t)`

B

`y=sin(2pix-2pit)`

C

`y=sin(10pix-20pit)`

D

`y=sin(2pix+2pit)`

Text Solution

Verified by Experts

The correct Answer is:
A
`y=asin(kx-omegat)`
`=sin[(2pi)/(2pi)x-2pixx(1)/(pi)t]=sin(x-2t)`
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