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> 在水平面上以72 km/h的速度运动的物体，其时刻开始做匀减速直线运动，其加速度大小为5 m/s 2，该物体在6 s内的位移大小为(　　) A．30 m B．40 m C．50 m D．60 m

问题：

发布时间：2024-09-12

在水平面上以72 km/h的速度运动的物体，其时刻开始做匀减速直线运动，其加速度大小为5 m/s ²，该物体在6 s内的位移大小为(　　)

A．30 m B．40 m

C．50 m D．60 m

参考答案：

提问用户：hc***NJ4

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在水平面上以72 km/h的速度运动的物体，其时刻开始做匀减速直线运动，其加速度大小为5 m/s 2，该物体在6 s内的位移大小为( ) A．30 m B．40 m C．50 m D．60 m

可能感兴趣的题目：

在水平面上以72 km/h的速度运动的物体，其时刻开始做匀减速直线运动，其加速度大小为5 m/s ²，该物体在6 s内的位移大小为(　　)

A．30 m B．40 m

C．50 m D．60 m