問題詳情
22.康康在遊樂場玩旋轉木馬,旋轉一週全長50 m,若旋轉木馬以等速率5.0 m/s運動,旋轉半圈的平均加速度為多少m/s2?
(A) 1.
(B) 1.
(C) 2.0
(D) 2.
(E) 3.0
(A) 1.
(B) 1.
(C) 2.0
(D) 2.
(E) 3.0
參考答案
答案:C
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)
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