gc textbook chapter 2 Kinematics in One Dimension (id: cb308ace4)

本题目来源于试卷: gc textbook chapter 2 Kinematics in One Dimension，类别为 IB物理学

[填空题]
A 95-m-long train begins uniform accelerbqsngg,) m89 oni2 ggzndz tw67g*8)padro4oez ys*,b,b( gw2tion from rest. The front of the train has a spee ,w*b(2ge4bz so,dr oyd of 25 m/s when it passes a railway worker who is standing 180 m from where the front of the train started. What will be the speed of the last car as it passes the worker? (See Fig. 2–38.)    m/s

参考答案: 31±2%


本题详细解析:

微信扫一扫，分享更方便