如图所示,质量为M的楔形物块静止在水平地面上,其斜面的倾角为θ.斜面上有一质量为m的小物块,小物块与斜面之间存在摩擦.用恒力F沿斜面向上拉小物块,使之匀速上滑.在小物块运动的过程
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![如图所示,质量为M的楔形物块静止在水平地面上,其斜面的倾角为θ.斜面上有一质量为m的小物块,小物块与斜面之间存在摩擦.用恒力F沿斜面向上拉小物块,使之匀速上滑.在小物块运动的过程](/uploads/image/z/6780343-31-3.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%E6%A5%94%E5%BD%A2%E7%89%A9%E5%9D%97%E9%9D%99%E6%AD%A2%E5%9C%A8%E6%B0%B4%E5%B9%B3%E5%9C%B0%E9%9D%A2%E4%B8%8A%2C%E5%85%B6%E6%96%9C%E9%9D%A2%E7%9A%84%E5%80%BE%E8%A7%92%E4%B8%BA%CE%B8.%E6%96%9C%E9%9D%A2%E4%B8%8A%E6%9C%89%E4%B8%80%E8%B4%A8%E9%87%8F%E4%B8%BAm%E7%9A%84%E5%B0%8F%E7%89%A9%E5%9D%97%2C%E5%B0%8F%E7%89%A9%E5%9D%97%E4%B8%8E%E6%96%9C%E9%9D%A2%E4%B9%8B%E9%97%B4%E5%AD%98%E5%9C%A8%E6%91%A9%E6%93%A6%EF%BC%8E%E7%94%A8%E6%81%92%E5%8A%9BF%E6%B2%BF%E6%96%9C%E9%9D%A2%E5%90%91%E4%B8%8A%E6%8B%89%E5%B0%8F%E7%89%A9%E5%9D%97%2C%E4%BD%BF%E4%B9%8B%E5%8C%80%E9%80%9F%E4%B8%8A%E6%BB%91%EF%BC%8E%E5%9C%A8%E5%B0%8F%E7%89%A9%E5%9D%97%E8%BF%90%E5%8A%A8%E7%9A%84%E8%BF%87%E7%A8%8B)
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