A transverse wave propagating along x-ax...

A transverse wave propagating along x-axis is represented by: `y(x,t)=8.0sin(0.5pix-4pit-(pi)/(4))` Where `x` is in metres and `t` is in seconds. The speed of the wave is:

A

`8 ms^(-1)`

B

`4 pi ms^(-1)`

C

`0.5 pi ms^(-1)`

D

`pi//4 m s^(-1)`

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The correct Answer is:

A

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