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The equation y=A cos^(2) (2pi nt -2 pi (...

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

A

amplitude `a`, frequency `n` and wavelenth `lamda`

B

amplitude `a` frequency `2n` and wavelenth `2lamda`

C

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

D

amplitude `a//2`, frequency `2n` and wavelenth `lamda//2`

Text Solution

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The correct Answer is:
D
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