gc textbook chapter 8 Rotational Motion (id: a70a0909a)

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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]
Two inclines have the same height but make different angles w5jp (pdcr2zw( ith the horivb p0 d27whld ;6qcz*pzontal. The same steel ball is rolled d bzcvqp;2ld 6*h70w pdown each incline. On which incline will the speed of the ball at the bottom be greater? Explain.

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