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 通用国际物理

[填空题]
A 1200-kg car rolling on a hor-a(i2u,p5r ga c y(8qjo.vbmg izl0s8 feoyjp8ryq(31zr a c; h0vp.1gsontal surface has speed v = 65 km/h when it strikes a horizontal coiled spring and is brought to re; vp3h08aqlf.j epg118 yszc0(srryost 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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