如图所示,Q为一个具有水平转轴的圆柱体,在它的A点处放一个质量为M的小物体P,当Q绕轴O缓慢匀速转动,带动P从A点转到A’,这过程中P与Q始终保持相对静止,那么下面表示P所受静摩擦力大小随时
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![如图所示,Q为一个具有水平转轴的圆柱体,在它的A点处放一个质量为M的小物体P,当Q绕轴O缓慢匀速转动,带动P从A点转到A’,这过程中P与Q始终保持相对静止,那么下面表示P所受静摩擦力大小随时](/uploads/image/z/5491496-56-6.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2CQ%E4%B8%BA%E4%B8%80%E4%B8%AA%E5%85%B7%E6%9C%89%E6%B0%B4%E5%B9%B3%E8%BD%AC%E8%BD%B4%E7%9A%84%E5%9C%86%E6%9F%B1%E4%BD%93%2C%E5%9C%A8%E5%AE%83%E7%9A%84A%E7%82%B9%E5%A4%84%E6%94%BE%E4%B8%80%E4%B8%AA%E8%B4%A8%E9%87%8F%E4%B8%BAM%E7%9A%84%E5%B0%8F%E7%89%A9%E4%BD%93P%2C%E5%BD%93Q%E7%BB%95%E8%BD%B4O%E7%BC%93%E6%85%A2%E5%8C%80%E9%80%9F%E8%BD%AC%E5%8A%A8%2C%E5%B8%A6%E5%8A%A8P%E4%BB%8EA%E7%82%B9%E8%BD%AC%E5%88%B0A%E2%80%99%2C%E8%BF%99%E8%BF%87%E7%A8%8B%E4%B8%ADP%E4%B8%8EQ%E5%A7%8B%E7%BB%88%E4%BF%9D%E6%8C%81%E7%9B%B8%E5%AF%B9%E9%9D%99%E6%AD%A2%2C%E9%82%A3%E4%B9%88%E4%B8%8B%E9%9D%A2%E8%A1%A8%E7%A4%BAP%E6%89%80%E5%8F%97%E9%9D%99%E6%91%A9%E6%93%A6%E5%8A%9B%E5%A4%A7%E5%B0%8F%E9%9A%8F%E6%97%B6)
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