Sand drops onto a disk rotating freely about an axis. The moment of inertia of the disk about this axis is I, and its original rotational rate was ω0. What is its rate of rotation after a mass M of sand has accumulated on the disk at radius b?
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Sand drops onto a disk rotating freely about an axis. The moment of inertia of the disk about this axis is I, and its original rotational rate was ω0. What is its rate of rotation after a mass M of sand has accumulated on the disk at radius b?
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