如图所示,所受重力分别为G1与G2的滑块A与B,由绕过定滑轮的细绳相连后,叠放在水平桌面上.已知A与B间的摩擦因数为μ1,B与桌面间的摩擦因数为μ2,问:(1)至少要用多大的水平力F才能拉动A?(
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![如图所示,所受重力分别为G1与G2的滑块A与B,由绕过定滑轮的细绳相连后,叠放在水平桌面上.已知A与B间的摩擦因数为μ1,B与桌面间的摩擦因数为μ2,问:(1)至少要用多大的水平力F才能拉动A?(](/uploads/image/z/528501-21-1.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E6%89%80%E5%8F%97%E9%87%8D%E5%8A%9B%E5%88%86%E5%88%AB%E4%B8%BAG1%E4%B8%8EG2%E7%9A%84%E6%BB%91%E5%9D%97A%E4%B8%8EB%2C%E7%94%B1%E7%BB%95%E8%BF%87%E5%AE%9A%E6%BB%91%E8%BD%AE%E7%9A%84%E7%BB%86%E7%BB%B3%E7%9B%B8%E8%BF%9E%E5%90%8E%2C%E5%8F%A0%E6%94%BE%E5%9C%A8%E6%B0%B4%E5%B9%B3%E6%A1%8C%E9%9D%A2%E4%B8%8A.%E5%B7%B2%E7%9F%A5A%E4%B8%8EB%E9%97%B4%E7%9A%84%E6%91%A9%E6%93%A6%E5%9B%A0%E6%95%B0%E4%B8%BA%CE%BC1%2CB%E4%B8%8E%E6%A1%8C%E9%9D%A2%E9%97%B4%E7%9A%84%E6%91%A9%E6%93%A6%E5%9B%A0%E6%95%B0%E4%B8%BA%CE%BC2%2C%E9%97%AE%EF%BC%9A%EF%BC%881%EF%BC%89%E8%87%B3%E5%B0%91%E8%A6%81%E7%94%A8%E5%A4%9A%E5%A4%A7%E7%9A%84%E6%B0%B4%E5%B9%B3%E5%8A%9BF%E6%89%8D%E8%83%BD%E6%8B%89%E5%8A%A8A%3F%EF%BC%88)
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