Physics Unit9: Static Equilibrium, Elasticity and Fracture (id: 33eb7e4ae)

本题目来源于试卷: Physics Unit9: Static Equilibrium, Elasticity and Fracture，类别为 国际高中通用物理

[单选题]
What condition or conditionsecl 3(dk yb;a-/kug,p are necessary for rota)txlkg a3acyf 0 ul,vs)q(/y (tional equilibrium?

A. $\sum F_x = 0$
B. $\sum F_x = 0$, $\sum Torque = 0$
C. $\sum Torque = 0$
D. $\sum F_x = 0$, $\sum F_y = 0$


参考答案:  C


本题详细解析: 暂无

微信扫一扫，分享更方便