如图,物体在受到一水平拉力F=10N作用下,沿水平面向右运动,已知,物体与水平面的动摩擦因数u=0.2 物体质量m=5kg,则物体所受的合力为( )A .0N B .10N,水平向右 C.20N,水平向左 D.20N,水平向
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![如图,物体在受到一水平拉力F=10N作用下,沿水平面向右运动,已知,物体与水平面的动摩擦因数u=0.2 物体质量m=5kg,则物体所受的合力为( )A .0N B .10N,水平向右 C.20N,水平向左 D.20N,水平向](/uploads/image/z/9325198-46-8.jpg?t=%E5%A6%82%E5%9B%BE%2C%E7%89%A9%E4%BD%93%E5%9C%A8%E5%8F%97%E5%88%B0%E4%B8%80%E6%B0%B4%E5%B9%B3%E6%8B%89%E5%8A%9BF%3D10N%E4%BD%9C%E7%94%A8%E4%B8%8B%2C%E6%B2%BF%E6%B0%B4%E5%B9%B3%E9%9D%A2%E5%90%91%E5%8F%B3%E8%BF%90%E5%8A%A8%2C%E5%B7%B2%E7%9F%A5%2C%E7%89%A9%E4%BD%93%E4%B8%8E%E6%B0%B4%E5%B9%B3%E9%9D%A2%E7%9A%84%E5%8A%A8%E6%91%A9%E6%93%A6%E5%9B%A0%E6%95%B0u%3D0.2+%E7%89%A9%E4%BD%93%E8%B4%A8%E9%87%8Fm%3D5kg%2C%E5%88%99%E7%89%A9%E4%BD%93%E6%89%80%E5%8F%97%E7%9A%84%E5%90%88%E5%8A%9B%E4%B8%BA%EF%BC%88++%EF%BC%89A+.0N++++++B+.10N%2C%E6%B0%B4%E5%B9%B3%E5%90%91%E5%8F%B3+++C.20N%2C%E6%B0%B4%E5%B9%B3%E5%90%91%E5%B7%A6+++++D.20N%2C%E6%B0%B4%E5%B9%B3%E5%90%91)
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