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 start /jmm v9ajyf1 7+e/flxi on:8nrollingpl b1-d5v i/l zw:cc f(j+j/gz (from rest) down an incline. One sphere has twice the radius and twice the mass of the zwlci5gz/lpvd 1/bjjc(f-: + 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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