如图所示,半径为R的光滑圆形管道固定在竖直面内,直径略小于管道内径可视为质点的小球A、B质量分别为m1 m2,A球从管道最高出静止开始沿管道下滑,与精致与管道最低处的B球相碰(碰撞时间
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![如图所示,半径为R的光滑圆形管道固定在竖直面内,直径略小于管道内径可视为质点的小球A、B质量分别为m1 m2,A球从管道最高出静止开始沿管道下滑,与精致与管道最低处的B球相碰(碰撞时间](/uploads/image/z/10434230-62-0.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E5%8D%8A%E5%BE%84%E4%B8%BAR%E7%9A%84%E5%85%89%E6%BB%91%E5%9C%86%E5%BD%A2%E7%AE%A1%E9%81%93%E5%9B%BA%E5%AE%9A%E5%9C%A8%E7%AB%96%E7%9B%B4%E9%9D%A2%E5%86%85%2C%E7%9B%B4%E5%BE%84%E7%95%A5%E5%B0%8F%E4%BA%8E%E7%AE%A1%E9%81%93%E5%86%85%E5%BE%84%E5%8F%AF%E8%A7%86%E4%B8%BA%E8%B4%A8%E7%82%B9%E7%9A%84%E5%B0%8F%E7%90%83A%E3%80%81B%E8%B4%A8%E9%87%8F%E5%88%86%E5%88%AB%E4%B8%BAm1+m2%2CA%E7%90%83%E4%BB%8E%E7%AE%A1%E9%81%93%E6%9C%80%E9%AB%98%E5%87%BA%E9%9D%99%E6%AD%A2%E5%BC%80%E5%A7%8B%E6%B2%BF%E7%AE%A1%E9%81%93%E4%B8%8B%E6%BB%91%2C%E4%B8%8E%E7%B2%BE%E8%87%B4%E4%B8%8E%E7%AE%A1%E9%81%93%E6%9C%80%E4%BD%8E%E5%A4%84%E7%9A%84B%E7%90%83%E7%9B%B8%E7%A2%B0%EF%BC%88%E7%A2%B0%E6%92%9E%E6%97%B6%E9%97%B4)
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