本题目来源于试卷: Physics Unit8: Rotational Motion，类别为 Generic Physics
[单选题]
A 4.00-m long rod is hinged at one end. The h/ nyrt2 luo/-v9,2y5 qvqc)bsda ao5rod is initialpx,/7.fsv ps(*(d4 rdtdyi pwly held in the horizontal position, and thed*t.,d ((v 7 /ysrwd4fsxppipn released as the free end is allowed to fall. What is the angular acceleration as it is released? (The moment of inertia of a rod about one end is ML2/3.)
A. $2.45 \; rad/s^2$
B. $3.68 \; rad/s^2$
C. $4.90 \; rad/s^2$
D. $6.75 \; rad/s^2$
参考答案: B
本题详细解析:
暂无
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Post time 2024-1-22 02:51:16