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Newton’s law of motion (id: 2d4bb1228)

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admin 发表于 2024-7-28 23:37:38 | 显示全部楼层 |阅读模式
本题目来源于试卷: Newton’s law of motion,类别为 美国物理杯赛(Physics Bowl)

[单选题]
07.21: A box slides ds u-8lmm*0y6fs(synb8 dr- mto thto hyq) 4w mukv0jwxg0j*6: p1e right across a horizontal floor. A person called Ted exerts a force T to the right on the box. A person called Mario exerts a force M to the left, which is half as large as the force T. Given that there is friction f and the box accelerates tow0owm*pkq4 6 hvj0:gjtu y1)x the right, rank the sizes of these three forces exerted on the box.

A. $f < M < T$
B. $ M < f < T$
C. $ f < T < M$
D. $ T < M < f$
E. It cannot be determined.


参考答案:  A


本题详细解析: 暂无

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