本题目来源于试卷: Physics Unit5: Circular Motion & Gravitation，类别为 通用国际物理
[单选题]
A car traveling 20 m/ xnh i+ydc01taq(z/ q5n*h g8o 2;h;lruzbv;dgr(u z8 s rounds an 80-m radius horizontal curve with the tires on the verge of slipping. How fast can this car rdzo; g8rhz2rnlh(*;u 8b;gv uound a second curve of radius 320 m? (Assume the same coefficient of friction between the car's tires and each road surface.)
A. 20 m/s
B. 40 m/s
C. 80 m/s
D. 160 m/s
参考答案: B
本题详细解析:
暂无
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