Physics — Rolling Motion
Rolling without slipping and energy of a rolling body.
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v_{cm} = r\omega
KE = \tfrac{1}{2}mv^2 + \tfrac{1}{2}I\omega^2
a = \frac{g\sin\theta}{1 + I/mr^2}
\tau = I\alpha
Rolling without slipping and energy of a rolling body.
v_{cm} = r\omega
KE = \tfrac{1}{2}mv^2 + \tfrac{1}{2}I\omega^2
a = \frac{g\sin\theta}{1 + I/mr^2}
\tau = I\alpha