gc physics textbook chapter 4 problems (id: bfd884b99)

本题目来源于试卷: gc physics textbook chapter 4 problems，类别为 通用国际物理

[填空题]
Two crates, of mass 75n261 pu93 uxof4pid 1a 2zmdgm kkpd-rz qgagxf qdj3x- 6 0)(q9g and 110 kg , are in contact and at rest on a horizontal surface (Fig. 4f3x6xq-qg pz )d9- 0kd(jgaqr-54). A 620$-\mathrm{N}$ force is exerted on the 75$-\mathrm{kg}$ crate. If the coefficient of kinetic friction is 0.15 , calculate
(a) the acceleration of the system,   
(b) the force that each crate exerts on the other.   
(c) Repeat with the crates reversed.   

参考答案:
空格1: 1.9±2%  空格2: 370±2%  空格3: 250±2% 


本题详细解析:

微信扫一扫，分享更方便