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 dgal r)m m) -b2jf;dc nritz)y8zg::,different angles withsd k 99f;rte1p the horizontal. The same steel ball is rolled down each incline. On which incline will the speed of the ball at the bottom 1t p9erdkf9 s;be greater? Explain.

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