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A sphere and a cylinder have the same ra...

A sphere and a cylinder have the same radius and the same mass. They start from rest at the top of an incline. Which reaches the bottom first? Which has the greater speed at the bottom? Which has the greater total kinetic energy of the bottom ? Which has the greater rotational `KE`?

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Sphere will reach first, sphere will have greater speed, both will have same kinetic energy, cylinder have greater rotational kinetic energy.
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