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【单选题】
汽车由静止开始做匀加速直线运动,速度达到 v 0 的过程中的平均速度为 v 1 ;若汽车由静止开始满功率行驶,速度达到 v 0 的过程中的平均速度为 v 2 ,且两次历时相同,则( ) A. v 1 > v 2 B. v 1 < v 2 C. v 1 = v 2 D. 条件不足,无法判断A.
v 1 > v 2
B.
v 1 < v 2
C.
v 1 = v 2
D.
条件不足，无法判断
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B.
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C.
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