试题与答案

汽车与路面的动摩擦因数为μ,公路某转弯处半径为R(设最大静摩擦力等于滑动摩擦力)

题型:计算题

题目:

汽车与路面的动摩擦因数为μ,公路某转弯处半径为R(设最大静摩擦力等于滑动摩擦力),问:

(1)若路面水平,汽车转弯不发生侧滑,对汽车最大速度为多少?

(2)若将公路转弯处路面设计成外侧高、内侧低,使路面与水平面倾角为α,则汽车以多大速度转弯,可以使车与路面间无摩擦力?

答案:

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