問題詳情

50.tFor a car traveling with speed v around a curve of radius r, determine a formula fbr the angle θ, at which a road should be banked so that no friction is required.
(A)


(B)


(C)


(D)


(E)0

參考答案

答案:C

統計:A:0,B:0,C:1,D:0,E:0

難度:計算中

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