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Newton’s law of motion (id: 51b1d53ec)

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admin 发表于 2024-7-28 23:30:36 | 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]
00.21: A car of mass m slide3 .xrfpnvdf-:h .n *mss across a patch of i/xx*b b aue/s0ce at a speed v with its brakes locked. It then hits dry pavement and skids to a stop in a distanced. The coefficient of kinetic friction betabxeu x s/0b*/ween the tires and the dry road is μ .
If the car had a mass of 2m, it would have skidded a distance of

A. 0.5d
B. $d$
C. 1.41d
D. 2d
E. 4d


参考答案:  B


本题详细解析: 暂无

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