本题目来源于试卷: Physics Unit7: Linear Momentum，类别为 通用国际物理
[单选题]
A 2.0-kg mass moves woek,4 czhf g-wkh+6n6 itw-q*- -ochpy r-, lvwuh a speed of 5.0 m/s. It collides head-on with a 3.0 kg mass at rest. -co wyrq* hwp-v--lu ,If the collision is perfectly inelastic, what is the speed of the masses after the collision?
A. 10 m/s
B. 2.5 m/s
C. 2.0 m/s
D. 0, since the collision is inelastic
参考答案: C
本题详细解析:
暂无
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