A uniform solid cylinder of mass and radius rotates about its symmetry axis with…

PHYSICS · Single correct · AP · Physics 1: Algebra-based · Energy and Momentum of Rotating Systems · Energy and Momentum of Rotating Systems

Problem

A uniform solid cylinder of mass

M

and radius

R

rotates about its symmetry axis with angular speed

\omega

. Which one of the following gives its rotational kinetic energy? (a)

\dfrac{1}{8} M R^{2} \omega^{2}

(b)

\dfrac{1}{4} M R^{2} \omega^{2}

(c)

\dfrac{1}{2} M R^{2} \omega^{2}

(d)

\dfrac{1}{5} M R^{2} \omega^{2}