Mechanical Advantage (id: 2bde005fe)

本题目来源于试卷: Mechanical Advantage，类别为 美国物理杯赛(Physics Bowl)

[单选题]
15.27: On a frictionless horizo2 p 4vj h6 uf5ovfpoxm02)zfj5ntal surface, two bodies make aet4nxg)i 6j* whead-on collision and stick together. Body 1 has a mass of 3.5 kg and initially moves to the right with speed 7.0 m/s. Body 2 initially is at rest. A graph of the forcenw4 tgjx* 6)ie exerted onto Body 2 from Body 1 during the collision is shown.
What is the mass of Body 2?

A. 2.81 g
B. 3.50
C. 4.59 g
D. 5.53 g
E. 7.50 g


参考答案:  D


本题详细解析: 暂无

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