問題詳情
154. 力學單位 1G 之加速度等於
(A)9.8m/s
(B)980m/s
(C)1m/s
(D)1cm/s 。
(A)9.8m/s
(B)980m/s
(C)1m/s
(D)1cm/s 。
參考答案
答案:A
難度:簡單0.771845
統計:A(159),B(15),C(17),D(6),E(0)
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