本题目来源于试卷: gc textbook chapter 8 Rotational Motion,类别为 unclassified
[问答题]
Two solid spheres simu;prowa7cn bgtl uy c3 /)4(r.eltanh3 (vy//cxxa7 zp+bp(lyiia5eously start rolling (from rest) down an incline. One sphere has twice the radius and twicz7a (v/ hxb(5cipx p 3yl+ay/ie 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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