gc textbook chapter 8 Rotational Motion (id: 5f0a4a15a)

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本题目来源于试卷: gc textbook chapter 8 Rotational Motion，类别为 unclassified

[问答题]
A sphere and a cylinder 1;5m.d m.mykmgt +a+wf rn *hehave the same radius and the spk6a v).)cl5w 6tb rframe mass. They start from rest at the top of an incline. bfl6p.rca)v)rt k6w5Which reaches the bottom first? Which has the greater speed at the bottom? Which has the greater total kinetic energy at the bottom? Which has the greater rotational KE?

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