如图所示,物体A、B用弹簧相连,且2mA=mB,A、B与地面的动摩擦因数均为μ.在力F的作用下,物体系做匀速直线运动.在撤去F瞬间,A的加速度aA= ;B的加速度aB= .(以原F方向为正方向)
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![如图所示,物体A、B用弹簧相连,且2mA=mB,A、B与地面的动摩擦因数均为μ.在力F的作用下,物体系做匀速直线运动.在撤去F瞬间,A的加速度aA= ;B的加速度aB= .(以原F方向为正方向)](/uploads/image/z/12119437-37-7.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E7%89%A9%E4%BD%93A%E3%80%81B%E7%94%A8%E5%BC%B9%E7%B0%A7%E7%9B%B8%E8%BF%9E%2C%E4%B8%942mA%3DmB%2CA%E3%80%81B%E4%B8%8E%E5%9C%B0%E9%9D%A2%E7%9A%84%E5%8A%A8%E6%91%A9%E6%93%A6%E5%9B%A0%E6%95%B0%E5%9D%87%E4%B8%BA%CE%BC.%E5%9C%A8%E5%8A%9BF%E7%9A%84%E4%BD%9C%E7%94%A8%E4%B8%8B%2C%E7%89%A9%E4%BD%93%E7%B3%BB%E5%81%9A%E5%8C%80%E9%80%9F%E7%9B%B4%E7%BA%BF%E8%BF%90%E5%8A%A8.%E5%9C%A8%E6%92%A4%E5%8E%BBF%E7%9E%AC%E9%97%B4%2CA%E7%9A%84%E5%8A%A0%E9%80%9F%E5%BA%A6aA%3D+%EF%BC%9BB%E7%9A%84%E5%8A%A0%E9%80%9F%E5%BA%A6aB%3D+.%EF%BC%88%E4%BB%A5%E5%8E%9FF%E6%96%B9%E5%90%91%E4%B8%BA%E6%AD%A3%E6%96%B9%E5%90%91%EF%BC%89)
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