【醒目】如图所示,规格完全相同的滑轮,用相同的绳子绕成甲、乙两个滑轮组,分别提起重为G1和G2的两个物体,不计摩擦,比较它们的省力情况和机械效率,下列说法正确的是 A.若G1=G2,则F1<F2,甲
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![【醒目】如图所示,规格完全相同的滑轮,用相同的绳子绕成甲、乙两个滑轮组,分别提起重为G1和G2的两个物体,不计摩擦,比较它们的省力情况和机械效率,下列说法正确的是 A.若G1=G2,则F1<F2,甲](/uploads/image/z/3569182-70-2.jpg?t=%E3%80%90%E9%86%92%E7%9B%AE%E3%80%91%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E8%A7%84%E6%A0%BC%E5%AE%8C%E5%85%A8%E7%9B%B8%E5%90%8C%E7%9A%84%E6%BB%91%E8%BD%AE%2C%E7%94%A8%E7%9B%B8%E5%90%8C%E7%9A%84%E7%BB%B3%E5%AD%90%E7%BB%95%E6%88%90%E7%94%B2%E3%80%81%E4%B9%99%E4%B8%A4%E4%B8%AA%E6%BB%91%E8%BD%AE%E7%BB%84%2C%E5%88%86%E5%88%AB%E6%8F%90%E8%B5%B7%E9%87%8D%E4%B8%BAG1%E5%92%8CG2%E7%9A%84%E4%B8%A4%E4%B8%AA%E7%89%A9%E4%BD%93%2C%E4%B8%8D%E8%AE%A1%E6%91%A9%E6%93%A6%2C%E6%AF%94%E8%BE%83%E5%AE%83%E4%BB%AC%E7%9A%84%E7%9C%81%E5%8A%9B%E6%83%85%E5%86%B5%E5%92%8C%E6%9C%BA%E6%A2%B0%E6%95%88%E7%8E%87%2C%E4%B8%8B%E5%88%97%E8%AF%B4%E6%B3%95%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AF+A.%E8%8B%A5G1%3DG2%2C%E5%88%99F1%EF%BC%9CF2%2C%E7%94%B2)
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