一个轻质弹簧的劲度系数K=2000N/M,用它拉着一个重为200N的物体在水平面上运动,当弹簧伸长量为4CM时,物体恰在水平面上作匀数直线运动,求:(1)物体与水平面的动力摩擦因数.(2)当弹簧得
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/07 15:39:31
![一个轻质弹簧的劲度系数K=2000N/M,用它拉着一个重为200N的物体在水平面上运动,当弹簧伸长量为4CM时,物体恰在水平面上作匀数直线运动,求:(1)物体与水平面的动力摩擦因数.(2)当弹簧得](/uploads/image/z/3826687-31-7.jpg?t=%E4%B8%80%E4%B8%AA%E8%BD%BB%E8%B4%A8%E5%BC%B9%E7%B0%A7%E7%9A%84%E5%8A%B2%E5%BA%A6%E7%B3%BB%E6%95%B0K%3D2000N%2FM%2C%E7%94%A8%E5%AE%83%E6%8B%89%E7%9D%80%E4%B8%80%E4%B8%AA%E9%87%8D%E4%B8%BA200N%E7%9A%84%E7%89%A9%E4%BD%93%E5%9C%A8%E6%B0%B4%E5%B9%B3%E9%9D%A2%E4%B8%8A%E8%BF%90%E5%8A%A8%2C%E5%BD%93%E5%BC%B9%E7%B0%A7%E4%BC%B8%E9%95%BF%E9%87%8F%E4%B8%BA4CM%E6%97%B6%2C%E7%89%A9%E4%BD%93%E6%81%B0%E5%9C%A8%E6%B0%B4%E5%B9%B3%E9%9D%A2%E4%B8%8A%E4%BD%9C%E5%8C%80%E6%95%B0%E7%9B%B4%E7%BA%BF%E8%BF%90%E5%8A%A8%2C%E6%B1%82%EF%BC%9A%EF%BC%881%EF%BC%89%E7%89%A9%E4%BD%93%E4%B8%8E%E6%B0%B4%E5%B9%B3%E9%9D%A2%E7%9A%84%E5%8A%A8%E5%8A%9B%E6%91%A9%E6%93%A6%E5%9B%A0%E6%95%B0.%EF%BC%882%EF%BC%89%E5%BD%93%E5%BC%B9%E7%B0%A7%E5%BE%97)
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