A block of ice and a solid uniform sphere, each having the same mass, start...
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Physics
A block of ice and a solid uniform sphere, each having the same mass, start from rest at the same height h above the bottom of a hill and move down it. The ice slides without friction and the sphere rolls without slipping. Noting that the moment of inertia / for a solid sphere about an axis through its center is I = 2/5 MR:a) What is the speed of each object as it reaches the bottom of the hill?b) Which object is moving faster at the bottom of the hill?c) Which object has more kinetic energy at the bottom of the hill?
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