sordant9820 sordant9820

11-03-2024
Physics

contestada

A body of mass m is tied to one end of a string of length l and revolves vertically in a circular path.n At the bottom, what must be the K . E . of the body so as to complete the circle :

a. 5 mgl
b. 4 mgl
c. 2.5 mgl
d. 2 mgl

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