問題詳情

31. A ball at rest with mass m and radius r Ci.e. rotational inertia I= 

) rolls without sliding from abowl of radius R from height h (see figure below). The coefficient of static friction between the balland the bowl is μ. What is the maximum height it can reach on the other side of the bowl?


(A)


(B)


(C)h
(D)


(E)μh

參考答案

答案:C
難度:計算中-1
書單:沒有書單,新增