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The wave function (in SI unit) for a lig...

The wave function (in SI unit) for a light wave is given as `Psi(x,t) = 10^(3)sin pi(3 xx 10^(6) x - 9 xx 10^(14)t)`.
The frequency of the wave is equal to

A

`4.5xx10^(14)Hz`

B

`3.5xx10^(14)Hz`

C

`3.0xx1^(10)Hz`

D

`2.5xx10^(10)Hz`

Text Solution

Verified by Experts

The correct Answer is:
A
`omega=9xx10^(14)xxpi`
`2pif=9pixx10^(14)`
`implies f=4.5xx10^(14)Hz`.
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