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 patch of ice at a speed v with its/jfdh: 4ei ji+ r (o)0y+ikkrh brakycpo 2 wue*fhn71;8 njes locked. It then hits dry pavement and skids to a stop in a distanced. The coefficient of kinetic friction between the tires and the dryuo8ey7hjn fc nw 1*;p2 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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