如图所示,物体A放在足够长的木板B上,木板B静止于水平面上.已知A的质量为ma和B的质量为mb均为2.0kg,A、B之间的动摩擦因数为0.2,B于水平面之间的动摩擦因数为0.1,最大静摩擦力与滑动摩擦力大
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![如图所示,物体A放在足够长的木板B上,木板B静止于水平面上.已知A的质量为ma和B的质量为mb均为2.0kg,A、B之间的动摩擦因数为0.2,B于水平面之间的动摩擦因数为0.1,最大静摩擦力与滑动摩擦力大](/uploads/image/z/917890-34-0.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E7%89%A9%E4%BD%93A%E6%94%BE%E5%9C%A8%E8%B6%B3%E5%A4%9F%E9%95%BF%E7%9A%84%E6%9C%A8%E6%9D%BFB%E4%B8%8A%2C%E6%9C%A8%E6%9D%BFB%E9%9D%99%E6%AD%A2%E4%BA%8E%E6%B0%B4%E5%B9%B3%E9%9D%A2%E4%B8%8A.%E5%B7%B2%E7%9F%A5A%E7%9A%84%E8%B4%A8%E9%87%8F%E4%B8%BAma%E5%92%8CB%E7%9A%84%E8%B4%A8%E9%87%8F%E4%B8%BAmb%E5%9D%87%E4%B8%BA2.0kg%2CA%E3%80%81B%E4%B9%8B%E9%97%B4%E7%9A%84%E5%8A%A8%E6%91%A9%E6%93%A6%E5%9B%A0%E6%95%B0%E4%B8%BA0.2%2CB%E4%BA%8E%E6%B0%B4%E5%B9%B3%E9%9D%A2%E4%B9%8B%E9%97%B4%E7%9A%84%E5%8A%A8%E6%91%A9%E6%93%A6%E5%9B%A0%E6%95%B0%E4%B8%BA0.1%2C%E6%9C%80%E5%A4%A7%E9%9D%99%E6%91%A9%E6%93%A6%E5%8A%9B%E4%B8%8E%E6%BB%91%E5%8A%A8%E6%91%A9%E6%93%A6%E5%8A%9B%E5%A4%A7)
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