一轻质弹簧一端固定在墙上的O点,另一端可自由伸长到B点今用一小物体M把弹簧压缩到到A点(M与弹簧不连接),然后释放,小物体能经B点运动到C点静止.小物体M与水平面间的动摩擦因数恒定,则
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![一轻质弹簧一端固定在墙上的O点,另一端可自由伸长到B点今用一小物体M把弹簧压缩到到A点(M与弹簧不连接),然后释放,小物体能经B点运动到C点静止.小物体M与水平面间的动摩擦因数恒定,则](/uploads/image/z/9714014-62-4.jpg?t=%E4%B8%80%E8%BD%BB%E8%B4%A8%E5%BC%B9%E7%B0%A7%E4%B8%80%E7%AB%AF%E5%9B%BA%E5%AE%9A%E5%9C%A8%E5%A2%99%E4%B8%8A%E7%9A%84O%E7%82%B9%2C%E5%8F%A6%E4%B8%80%E7%AB%AF%E5%8F%AF%E8%87%AA%E7%94%B1%E4%BC%B8%E9%95%BF%E5%88%B0B%E7%82%B9%E4%BB%8A%E7%94%A8%E4%B8%80%E5%B0%8F%E7%89%A9%E4%BD%93M%E6%8A%8A%E5%BC%B9%E7%B0%A7%E5%8E%8B%E7%BC%A9%E5%88%B0%E5%88%B0A%E7%82%B9%EF%BC%88M%E4%B8%8E%E5%BC%B9%E7%B0%A7%E4%B8%8D%E8%BF%9E%E6%8E%A5%EF%BC%89%2C%E7%84%B6%E5%90%8E%E9%87%8A%E6%94%BE%2C%E5%B0%8F%E7%89%A9%E4%BD%93%E8%83%BD%E7%BB%8FB%E7%82%B9%E8%BF%90%E5%8A%A8%E5%88%B0C%E7%82%B9%E9%9D%99%E6%AD%A2.%E5%B0%8F%E7%89%A9%E4%BD%93M%E4%B8%8E%E6%B0%B4%E5%B9%B3%E9%9D%A2%E9%97%B4%E7%9A%84%E5%8A%A8%E6%91%A9%E6%93%A6%E5%9B%A0%E6%95%B0%E6%81%92%E5%AE%9A%2C%E5%88%99)
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