本题目来源于试卷: Rotational Dynamics，类别为 美国物理杯赛(Physics Bowl)
[单选题]
15.46: A uniform rod of mass M and l 0zb) z)xmp-bzength L is fixed to rotate about .a(608 un iw ao4pnyx i4a w:(r6pkkyqa frictionless pivot located L/3 from one end. The rod is released from rest incrementally away from being perfectly vertical, resulting in the rod rotating clockwise about the pivot. When the rod is horizontal, what is the magnitude of the tangential acceleration of its center of mass?
aiyp(6kkq rox0n uyn 4 4w8.p:6i(awa
A. $g/6$
B. $g/2$
C. $4g/3$
D. $2g/3$
E. $g/4$
参考答案: E
本题详细解析:
暂无
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