本题目来源于试卷: Physics Unit7: Linear Momentum，类别为 国际高中通用物理
[单选题]
A very heavy object moving4u 8;hk f *kse466i(pxznjgec with speed v collides headr) ycc2: zzxqsh;d;t ,-on with a very light object at rest. The collision is elastic, and there is no friction. The heavy object barely slows down. What is the speed of the light obje,: dthrc;z qyz)sx;c2ct after the collision?
A. nearly v
B. nearly 2v
C. nearly 3v
D. nearly infinite
参考答案: B
本题详细解析:
暂无
| 
