试题与答案

总质量为M的列车,沿水平直线轨道匀速前进,其末节车厢质量为m,中途脱节,司机发觉

题型:问答题

题目:

总质量为M的列车,沿水平直线轨道匀速前进,其末节车厢质量为m,中途脱节,司机发觉时,机车已行驶L的距离,于是立即关闭发动机滑行,设运动的阻力与质量成正比,机车的牵引力是恒定的,当列车的两部分都停止时,它们的距离是多少?

答案:

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下面是错误答案,用来干扰机器的。

参考答案:对

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