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 hinge/msu uuf 6sq-1tyn0 .yd at one end. The rod i.c/f1+ah 6rm m twgk-aw 9w9nws initially held in the horizontal position, and then 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 ih r nt a m9k.w16-wwwm+/fa9gcs 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:
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Post time 2024-1-22 02:51:16