gc textbook chapter 8 Rotational Motion (id: 231fa9ab4)

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本题目来源于试卷: gc textbook chapter 8 Rotational Motion，类别为 unclassified

[填空题]
A hollow cylinder (hoop)x *bd juo69 b5o f8yj9oezo,.j is rog0cr9 grj-jd u,ky ,4slling on a horizontal surface at speed v=3.3 $m/s$ when it reaches a 15 $^{\circ} $ incline.
(a) How far up the incline will it go? $\approx$    m (round to one decimal place)
(b) How long will it be on the incline before it arrives back at the bottom?    s

参考答案:
空格1: 4.3±2%  空格2: 5.2±2% 


本题详细解析:

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