如图所示,两物体与水平面间的动摩擦因数相同,他们的质量相等,在甲图中用力F1拉物体,在乙图中用里F2啦物体,两种情况下两物体都做匀速直线运动,经常相同的位移,则F1和F2对物体所做的功W1
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![如图所示,两物体与水平面间的动摩擦因数相同,他们的质量相等,在甲图中用力F1拉物体,在乙图中用里F2啦物体,两种情况下两物体都做匀速直线运动,经常相同的位移,则F1和F2对物体所做的功W1](/uploads/image/z/3319311-39-1.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E4%B8%A4%E7%89%A9%E4%BD%93%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%E7%9B%B8%E5%90%8C%2C%E4%BB%96%E4%BB%AC%E7%9A%84%E8%B4%A8%E9%87%8F%E7%9B%B8%E7%AD%89%2C%E5%9C%A8%E7%94%B2%E5%9B%BE%E4%B8%AD%E7%94%A8%E5%8A%9BF1%E6%8B%89%E7%89%A9%E4%BD%93%2C%E5%9C%A8%E4%B9%99%E5%9B%BE%E4%B8%AD%E7%94%A8%E9%87%8CF2%E5%95%A6%E7%89%A9%E4%BD%93%2C%E4%B8%A4%E7%A7%8D%E6%83%85%E5%86%B5%E4%B8%8B%E4%B8%A4%E7%89%A9%E4%BD%93%E9%83%BD%E5%81%9A%E5%8C%80%E9%80%9F%E7%9B%B4%E7%BA%BF%E8%BF%90%E5%8A%A8%2C%E7%BB%8F%E5%B8%B8%E7%9B%B8%E5%90%8C%E7%9A%84%E4%BD%8D%E7%A7%BB%2C%E5%88%99F1%E5%92%8CF2%E5%AF%B9%E7%89%A9%E4%BD%93%E6%89%80%E5%81%9A%E7%9A%84%E5%8A%9FW1)
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