如图,质量为m=1kg的物体置于倾角为θ=37°固定斜面(足够长)上,对物体施以平行于斜面向上的拉力F,t1=1s时撤去拉力,物体运动的部分v—t图像如图乙,求(1)物体沿斜面上行时加速运动与减速
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![如图,质量为m=1kg的物体置于倾角为θ=37°固定斜面(足够长)上,对物体施以平行于斜面向上的拉力F,t1=1s时撤去拉力,物体运动的部分v—t图像如图乙,求(1)物体沿斜面上行时加速运动与减速](/uploads/image/z/2015782-70-2.jpg?t=%E5%A6%82%E5%9B%BE%2C%E8%B4%A8%E9%87%8F%E4%B8%BAm%EF%BC%9D1kg%E7%9A%84%E7%89%A9%E4%BD%93%E7%BD%AE%E4%BA%8E%E5%80%BE%E8%A7%92%E4%B8%BA%CE%B8%EF%BC%9D37%C2%B0%E5%9B%BA%E5%AE%9A%E6%96%9C%E9%9D%A2%28%E8%B6%B3%E5%A4%9F%E9%95%BF%29%E4%B8%8A%2C%E5%AF%B9%E7%89%A9%E4%BD%93%E6%96%BD%E4%BB%A5%E5%B9%B3%E8%A1%8C%E4%BA%8E%E6%96%9C%E9%9D%A2%E5%90%91%E4%B8%8A%E7%9A%84%E6%8B%89%E5%8A%9BF%2Ct1%EF%BC%9D1s%E6%97%B6%E6%92%A4%E5%8E%BB%E6%8B%89%E5%8A%9B%2C%E7%89%A9%E4%BD%93%E8%BF%90%E5%8A%A8%E7%9A%84%E9%83%A8%E5%88%86v%E2%80%94t%E5%9B%BE%E5%83%8F%E5%A6%82%E5%9B%BE%E4%B9%99%2C%E6%B1%82%EF%BC%881%EF%BC%89%E7%89%A9%E4%BD%93%E6%B2%BF%E6%96%9C%E9%9D%A2%E4%B8%8A%E8%A1%8C%E6%97%B6%E5%8A%A0%E9%80%9F%E8%BF%90%E5%8A%A8%E4%B8%8E%E5%87%8F%E9%80%9F)
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