本题目来源于试卷: gc textbook chapter 8 Rotational Motion,类别为 unclassified
[问答题]
A sphere and a cylinder have the same radius and thd.mt3y 7z cv( l35zr :mkjl(fge*qdozn- 9 7wr*f sy0yl same mass. They start from rest at the top of an incline. Which reaches the bottom first?r09 7*sf oyqdylnw z*- Which has the greater speed at the bottom? Which has the greater total kinetic energy at the bottom? Which has the greater rotational KE?
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