The equation of a wave moving on string...

The equation of a wave moving on string `y = 8 sin {pi (0.002 x - 4t)}` where x , y are in centimeter and t in seconds . The velocity of the wave is ……… .

100 cm/s

`0.2pi` cm/s

`4 pi` cm/s

200 cm/s

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Verified by Experts

The correct Answer is:

`v = (omega)/(k) = (4)/(0.02) = 200` cm/s

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