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 2m z k-txva+0ymy l05vbut make different angles with th:ma(x jh2o fw+e horizontal. The same steel ball is rolled down each incline. On which incline will the speed of the ball at the bottom be greater? j xohm(af:2w+ Explain.

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