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A ball and a ring, both of the same mass are released from rest, at the same time, and allowed to roll down a ramp. The top of the ramp is at height (h). There is no mention of any friction. Which object will reach the bottom of the ramp first?

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The rollings of ball and ring down a ramp are investigated. The solution is detailed and was rated '5/5' by the student who posted the question originally.

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A ball and a ring of the same mass are released from rest at the same time and allowed to roll down a ramp. Which will reach the bottom first?

Denote the moment of inertia as ...

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