gc textbook chapter 8 Rotational Motion (id: 6080687c3)

本题目来源于试卷: gc textbook chapter 8 Rotational Motion，类别为 IB物理学

[填空题]
A person exerts a force o ha in+te8k41mf 55 N on the end of a door 74 cm wide. What is th8m/)sm(w v mr kn-l*w;;0 ia0xho4 gdc*mghqde magnitude of the torque i8gmrn)lds mxh4q0wm* kcg h/-wm0*ivo ;;a (df the force is exerted
(a) perpendicular to the door    $m \cdot N$
(b) at a 45 $^{\circ} $ angle to the face of the door?    $m \cdot N$

参考答案:
空格1: 41±2%  空格2: 29±2% 


本题详细解析:

微信扫一扫，分享更方便