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In the problem number 130, the wavelengt...

In the problem number 130, the wavelength of the wave is

A

1.5 m

B

2 m

C

3 m

D

`2pi m`

Text Solution

Verified by Experts

The correct Answer is:
C
`k = (pi)/(150)`
`(2pi)/(lamda) = (pi)/(150)`
`lamda = 300 cm = 3m`
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