IS y=cos^2wt ,periodic and simple harmonic?

Asked by  | 3rd May, 2013, 07:29: PM

Expert Answer:

y=1/2 x 2cos^2wt
 =1/2 x(cos 2wt+1) periodic but not SHM .

Answered by  | 6th May, 2013, 12:51: PM

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