gc physics textbook chapter 6 problems (id: cb07f6237)

本题目来源于试卷: gc physics textbook chapter 6 problems，类别为 IB物理学

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A 1200-kg car rolling on a horizonto(xjm/nr c :v0, p4rxeal surfai .li5t4dzw35/ paj huce has speed v = 65 km/h when it strikes a horizontal coiled sprp .jwtaih5u5 dz4li3/ing and is brought to rest in a distance of 2.2 m. What is the spring stiffness constant of the spring?    N/m

参考答案: 81000


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