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]
00.22: A car of mass m slides across a patchs.i d/ml 82yxt of ice at a h+ep 7lkde* t*speed v with its brakes locked. It then hits dry pavement and skids to a stop in a distanced. The c +*hktld*e7e poefficient of kinetic friction between the tires and the dry road is μ .
If the car had a speed of 2v, it would have skidded a distance of
A. 0.5d
B. $d$
C. 1.41d
D. 2d
E. 4d
参考答案: E
本题详细解析:
暂无
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