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The equation y=Acos^(2)(2pi nt-2pi(x)/(l...

The equation `y=Acos^(2)(2pi nt-2pi(x)/(lambda))` represents a wave with

A

amplitude a, frequency n and wavelength `lambda`

B

amplitude a, frequency 2n and wavelength `2lambda`

C

amplitude a/2, frequency 2n and wavelength `lambda`

D

amplitude a/2, frequncy 2n and wavelength `lambda//2`

Text Solution

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The correct Answer is:
D
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