如图所示,质量为m的物体放在倾角为θ的斜面上,物体和斜面间的动摩擦因数为μ.若言水平方向加一个力F,使物体沿斜面向上以加速度a做匀加速直线运动,则F为多大?
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![如图所示,质量为m的物体放在倾角为θ的斜面上,物体和斜面间的动摩擦因数为μ.若言水平方向加一个力F,使物体沿斜面向上以加速度a做匀加速直线运动,则F为多大?](/uploads/image/z/6879247-7-7.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E8%B4%A8%E9%87%8F%E4%B8%BAm%E7%9A%84%E7%89%A9%E4%BD%93%E6%94%BE%E5%9C%A8%E5%80%BE%E8%A7%92%E4%B8%BA%CE%B8%E7%9A%84%E6%96%9C%E9%9D%A2%E4%B8%8A%2C%E7%89%A9%E4%BD%93%E5%92%8C%E6%96%9C%E9%9D%A2%E9%97%B4%E7%9A%84%E5%8A%A8%E6%91%A9%E6%93%A6%E5%9B%A0%E6%95%B0%E4%B8%BA%CE%BC.%E8%8B%A5%E8%A8%80%E6%B0%B4%E5%B9%B3%E6%96%B9%E5%90%91%E5%8A%A0%E4%B8%80%E4%B8%AA%E5%8A%9BF%2C%E4%BD%BF%E7%89%A9%E4%BD%93%E6%B2%BF%E6%96%9C%E9%9D%A2%E5%90%91%E4%B8%8A%E4%BB%A5%E5%8A%A0%E9%80%9F%E5%BA%A6a%E5%81%9A%E5%8C%80%E5%8A%A0%E9%80%9F%E7%9B%B4%E7%BA%BF%E8%BF%90%E5%8A%A8%2C%E5%88%99F%E4%B8%BA%E5%A4%9A%E5%A4%A7%3F)
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