Physics Unit6: Work and Energy (id: ed0b853bd)

本题目来源于试卷: Physics Unit6: Work and Energy，类别为 通用国际物理

[单选题]
A 60-kg skier starts from rest from the 2q 2- t1w bfczhtf.tr,e*q6a2 kpmrl2top of a 50 03er7j6xtlqy -m high slope. What is the speed of the skier on reachinyje r6x7tl30 qg the bottom of the slope? (neglect friction)

A. 22 m/s
B. 31 m/s
C. 38 m/s
D. 41 m/s


参考答案:  B


本题详细解析: 暂无

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