质量m=2kg的物体放在动摩擦因数μ=0.5的水平地面上,对物体施加一个大小f=10N,与地面成θ=37°角的拉力.质量m=2kg的物体放在动摩擦因数μ=0.5的水平地面上,对物体施加一个大小f=10N,与地面成θ=37°
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![质量m=2kg的物体放在动摩擦因数μ=0.5的水平地面上,对物体施加一个大小f=10N,与地面成θ=37°角的拉力.质量m=2kg的物体放在动摩擦因数μ=0.5的水平地面上,对物体施加一个大小f=10N,与地面成θ=37°](/uploads/image/z/3568174-70-4.jpg?t=%E8%B4%A8%E9%87%8Fm%3D2kg%E7%9A%84%E7%89%A9%E4%BD%93%E6%94%BE%E5%9C%A8%E5%8A%A8%E6%91%A9%E6%93%A6%E5%9B%A0%E6%95%B0%CE%BC%3D0.5%E7%9A%84%E6%B0%B4%E5%B9%B3%E5%9C%B0%E9%9D%A2%E4%B8%8A%2C%E5%AF%B9%E7%89%A9%E4%BD%93%E6%96%BD%E5%8A%A0%E4%B8%80%E4%B8%AA%E5%A4%A7%E5%B0%8Ff%3D10N%2C%E4%B8%8E%E5%9C%B0%E9%9D%A2%E6%88%90%CE%B8%3D37%C2%B0%E8%A7%92%E7%9A%84%E6%8B%89%E5%8A%9B.%E8%B4%A8%E9%87%8Fm%3D2kg%E7%9A%84%E7%89%A9%E4%BD%93%E6%94%BE%E5%9C%A8%E5%8A%A8%E6%91%A9%E6%93%A6%E5%9B%A0%E6%95%B0%CE%BC%3D0.5%E7%9A%84%E6%B0%B4%E5%B9%B3%E5%9C%B0%E9%9D%A2%E4%B8%8A%2C%E5%AF%B9%E7%89%A9%E4%BD%93%E6%96%BD%E5%8A%A0%E4%B8%80%E4%B8%AA%E5%A4%A7%E5%B0%8Ff%3D10N%2C%E4%B8%8E%E5%9C%B0%E9%9D%A2%E6%88%90%CE%B8%3D37%C2%B0)
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