問題詳情
36.tA wheel rotates initially at a rate of 10 rad/s and begins to accelerate at a rate of 2 rad/s2. After 3 seconds the rate of the rotation will be
(A) 6 rad/s
(B) 9 rad/s
(C) 10 rad/s
(D) 16 rad/s
(E) 19 rad/s
參考答案
答案：D
統計：A:0,B:0,C:0,D:1,E:0
難度：計算中