gc physics textbook chapter 4 problems (id: cc0d6bb61)

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]
An elevator (mass 4850 kg ) is to be designed sk +kc/y.xgp q*o thatu2sy ,b2c gp7e.qv(c h the maximum acceleration is 0.0680 g . What are the maximum and minimum forces the motor should exert on the (cuv2,hegs.q 2yp 7bcsupporting cable? max =    min =   

参考答案:
空格1: 5080±2%  空格2: 4430±2% 


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