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 very heavy object moving with velocity v (2se y6q3.qrs)pxnln -y.fev collidek;n, rt6wt kdtg .nbulz4+g9 +s head-on with a very light object moving with velocity -v. The collision is elastic, and th+ rl;bt+4, g dnuwzgn9tk.kt6ere is no friction. The heavy object barely slows down. What is the speed of the light object after the collision?
A. nearly v
B. nearly 2v
C. nearly 3v
D. nearly infinite
参考答案: C
本题详细解析:
暂无
| 
