gc textbook chapter 8 Rotational Motion (id: 3f117a187)

[问答题]
Two solid spheres simultaneously en l8wiz actq)na;3320isso) starc +/ f;iau,xxnl,pcr)t rolling (from rest) down an incline. One sphere has twice the radius and twice the mass of the other,xi/ n+r xfp)cula;c,. 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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