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The equation of a wave is represented by y=10^{-4}\sin(100t -\frac{x}{10}). The velocity of the wave will be

  • Option 1)

    100 m/s

  • Option 2)

    250 m/s

  • Option 3)

    750 m/s

  • Option 4)

    1000 m/s

 

Answers (1)

best_answer

v = \frac{\omega }{k} = \frac{100}{1/10} = 1000 m/s

 

Wave function -

Function which can mathematically represent a moving wave pulse are called wave function.

- wherein

y\left ( x,t \right )= f\left ( x\pm vt \right )

 

 

 


Option 1)

100 m/s

This is incorrect.

Option 2)

250 m/s

This is incorrect.

Option 3)

750 m/s

This is incorrect.

Option 4)

1000 m/s

This is correct.

Posted by

Avinash

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