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Grade 11General Physics

A particle executes SHM with frequency f. The frequency with which it's K.E. oscillates is?

Profile image of Subhrashil  Roy
7 Years agoGrade 11
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1 Answer

Profile image of Arun
7 Years ago
Dear student
 
 

y=asinwt

v=dy/dt =awcoswt

K.E= 1/2 *m *V2

     =ma2w2/2 (coswt)2

      =ma2w2/2 (1+cos2wt)/2

      =ma2w2/4   +  ma2w2/4 cos2wt

KE will oscilate with frequency double the frequency of SHM

 

 

Hope it helps