细线将一个金属小球悬挂于匀速上升的电梯中,小球稳定后,剪断悬线则下列关于小球运动情况的说法中,正确的是()A.以电梯为参照物,小球立即下落 B.以电梯为参照物,小球先上升后下降C.以
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![细线将一个金属小球悬挂于匀速上升的电梯中,小球稳定后,剪断悬线则下列关于小球运动情况的说法中,正确的是()A.以电梯为参照物,小球立即下落 B.以电梯为参照物,小球先上升后下降C.以](/uploads/image/z/6403672-64-2.jpg?t=%E7%BB%86%E7%BA%BF%E5%B0%86%E4%B8%80%E4%B8%AA%E9%87%91%E5%B1%9E%E5%B0%8F%E7%90%83%E6%82%AC%E6%8C%82%E4%BA%8E%E5%8C%80%E9%80%9F%E4%B8%8A%E5%8D%87%E7%9A%84%E7%94%B5%E6%A2%AF%E4%B8%AD%2C%E5%B0%8F%E7%90%83%E7%A8%B3%E5%AE%9A%E5%90%8E%2C%E5%89%AA%E6%96%AD%E6%82%AC%E7%BA%BF%E5%88%99%E4%B8%8B%E5%88%97%E5%85%B3%E4%BA%8E%E5%B0%8F%E7%90%83%E8%BF%90%E5%8A%A8%E6%83%85%E5%86%B5%E7%9A%84%E8%AF%B4%E6%B3%95%E4%B8%AD%2C%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AF%EF%BC%88%EF%BC%89A.%E4%BB%A5%E7%94%B5%E6%A2%AF%E4%B8%BA%E5%8F%82%E7%85%A7%E7%89%A9%2C%E5%B0%8F%E7%90%83%E7%AB%8B%E5%8D%B3%E4%B8%8B%E8%90%BD++B.%E4%BB%A5%E7%94%B5%E6%A2%AF%E4%B8%BA%E5%8F%82%E7%85%A7%E7%89%A9%2C%E5%B0%8F%E7%90%83%E5%85%88%E4%B8%8A%E5%8D%87%E5%90%8E%E4%B8%8B%E9%99%8DC.%E4%BB%A5)
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