Physics Bowl by Topic 2: Kinematics - part I General Motion (id: 220827bba)

本题目来源于试卷: Physics Bowl by Topic 2: Kinematics - part I General Motion，类别为 美国物理杯赛(Physics Bowl)

[单选题]
17.30: Two cars P anx.i4mu+mqa1l fik+ mp(:cra6d kgt21f .-gd lyQ, each start from rest at the origin and will move along the x-axis.kd l-tg12ygf . The acceleration vs. time graph for each car is shown. Which one of the following choices correctly identifies the relationship for both the speeds $v$ and the positions $x$ of the cars at time T?

A. $v_P = v_Q$ and $x_P > x_Q$
B. $v_P > v_Q$ and $x_P > x_Q$
C. $v_P = v_Q$ and $x_P = x_Q$
D. $v_P < v_Q$ and $x_P < x_Q$
E. $v_P = v_Q$ and $x_P < x_Q$


参考答案:  A


本题详细解析: 暂无

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