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Collision and momentum conservation (id: 6c6596953)

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admin 发表于 2024-8-7 16:42:47 | 显示全部楼层 |阅读模式
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]
96.12: Two football players with .idairl b6x2mr *3.zgmass 75 kgutsyc,8 jbychi6:6r ; and 100 kg run directly toward each other with speeds 6.0 m/s and 8.0 m/s respectively. If they grab each other as they collide, the combined speed of the two players just after the collision would :ci66,byu ; rytch8sjbe:

A. 2.0 m/s
B. 3.4 m/s
C. 4.6 m/s
D. 7.1 m/s
E. 8.0 m/s


参考答案:  A


本题详细解析: 暂无

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