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> 一物体以6 m/s的初速度从足够长斜面上的某点向上做加速度大小为2 m/s 2的匀减速直线运动，又以同样大小的加速度沿斜面滑下，则经过多长时间物体位移的大小为5m（） A．1s B．3s C．5s D．s

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发布时间：2024-09-07

一物体以6 m/s的初速度从足够长斜面上的某点向上做加速度大小为2 m/s ²的匀减速直线运动，又以同样大小的加速度沿斜面滑下，则经过多长时间物体位移的大小为5m（）

A．1s B．3s C．5s D．s

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一物体以6 m/s的初速度从足够长斜面上的某点向上做加速度大小为2 m/s 2的匀减速直线运动，又以同样大小的加速度沿斜面滑下，则经过多长时间物体位移的大小为5m（ ） A．1s B．3s C．5s D．s

可能感兴趣的题目：

一物体以6 m/s的初速度从足够长斜面上的某点向上做加速度大小为2 m/s ²的匀减速直线运动，又以同样大小的加速度沿斜面滑下，则经过多长时间物体位移的大小为5m（）

A．1s B．3s C．5s D．s