Physics Unit8: Rotational Motion (id: f6920d2ec)

admin

本题目来源于试卷: Physics Unit8: Rotational Motion，类别为 Generic Physics

[单选题]
A solid cylinder of massie9g:+a 5:n-dk y zjwb 10 kg is pivoted about a frictionless axis thought2ma+ -vb5 jxgxr br,r( the center O. A rope wrapped around the outer radius R1 = 1.0 m, exerts a force F1 = 5.0 N to the right. A second rope wrapped around (jr2m bra,r+xg- 5b xvanother section of radius R2 = 0.50 m exerts a force F2 = 6.0 N downward. (See Fig. below) What is the angular acceleration of the cylinder?

A. $1.0 \; rad/s^2$
B. $0.60 \; rad/s^2$
C. $0.40 \; rad/s^2$
D. $0.80 \; rad/s^2$


参考答案:  C


本题详细解析: 暂无