問題詳情

55. A wheel of radius 0.5 m rolls without sliding on a horizontal surface as shown. Starting from rest,the wheel moves with constant angular acceleration 6 rad/s2. The distance in traveled by the centerof the wheel from t = 0 to t = 4 s is:


(A) 0m
(B) 12m
(C) 24m
(D) 48 m
(E) None of these

參考答案

答案：C
難度：計算中-1
書單：沒有書單，新增