Physics Unit2: Kinematics One Dimensional Motion (id: e11c2a0ea)

本题目来源于试卷: Physics Unit2: Kinematics One Dimensional Motion，类别为 通用国际物理

[单选题]
In Fig. below, what is the -5remyvvkcf q/u4:,l velocity at t = 4.ctuz9( msa9 2e8txno bxt) (s 3pgdk;.0 s?

A. 0
B. 10 m/s
C. 20 m/s
D. -40 m/s


参考答案:  A


本题详细解析: 暂无

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