本题目来源于试卷: Collision and momentum conservation，类别为 美国物理杯赛(Physics Bowl)
[单选题]
04.12: A mass m has speed v. zvozeu) 6f +b0It thfo:r o+wzguc l*)d88jpk0 t3pt1y8z ken collides with a stationary object of mass 2m. If both objects stick together in aperfectly inelastic collision, what is the zpzdc8+:lpgt fyu) 8 kjo 0t w18r*3kofinal speed of the conglomerate object?
A. $v/3 $
B. $v/2$
C. $2v/3$
D. $v $
E. $ 3v/2$
参考答案: A
本题详细解析:
暂无
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