本题目来源于试卷: Physics Unit8: Rotational Motion，类别为 Generic Physics
[单选题]
A bicycle wheel rotates uniforml7bbs 9,l5,ol l z )ioaia22neny through 2.orbu 7w6myu8o,* b.fbw* mf y)pq-nd20 revolutions in 4.0 s. What is the av6*.u m8d7oy2pwf)bn*uq ,-bmyb r ofwerage angular speed of the wheel?
A. 0.79 rad/s
B. 1.6 rad/s
C. 3.1 rad/s
D. 6.3 rad/s
参考答案: C
本题详细解析:
暂无
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Post time 2024-1-22 02:51:16