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 with a speed of 5.0 m/s. It colli;)k2j(spsi cp,lt-jlkwdp 2 +des head-on with a 3.0;h p,59(uklvx;1khzeh vt7l e kg mass at rest. If the collision is perfectly inelastic, what is the spv5 v9 ;e ,et7hlph1ulkxzh; (keed 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
| 
