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In the problem No. 133, the wavelength o...

In the problem No. 133, the wavelength of the wave is

A

`pi//2 m`

B

5m

C

`4pi m`

D

4m

Text Solution

Verified by Experts

The correct Answer is:
A
`k = 4`
`(2pi)/(lamda) = 4 " " :. lamda = (2pi)/(4) = (pi)/(2)m`
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