本题目来源于试卷: gc textbook chapter 8 Rotational Motion,类别为 unclassified
[问答题]
Two solid spheres simultaneously star:f14nz0 dvykst rolling (frf7mqr b .pxh9tgp(e4jx 42a+nom rest) down an incline. One s.n prejxth9 f2 7+qb4a m(xp4gphere has twice the radius and twice the mass of the other. Which reaches the bottom of the incline first? Which has the greater speed there? Which has the greater total kinetic energy at the bottom?
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