The rotational kinetic energy of a circular disc of mass M, radius R and linear velocity v rolling on a horizontal surface is-

1
\(\frac{1}{2}{Mv^2}\)
2
\(\frac{1}{4}{Mv^2}\)
3
\(\frac{1}{8}{Mv^2}\)
4
\(\frac{1}{16}{Mv^2}\)

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