gc textbook chapter 11 Vibrations and Waves (id: 0f584d320)

本题目来源于试卷: gc textbook chapter 11 Vibrations and Waves，类别为 通用国际物理

[填空题]
A 950-kg car strikes a huge sprinyz *nfdr2)el) g at a speed of 22 m/wgg9ejl2+r s ,s (Fig. 11–54), compressing the spring 5.0 m. (a) What is t,e 2gw+ 9gjslrhe spring stiffness constant of the spring?    N/m (b) How long is the car in contact with the spring before it bounces off in the opposite direction?    s

参考答案:
空格1: 18392±2%  空格2: 0.71±2% 


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