如图甲所示,一个底面积为0.04m2的薄壁柱形容器放在电子秤上,容器中放着一个高度为0.1m的均匀实心柱体A,向容器中缓慢注水,停止注水后,容器中水的深度为0.1m,电子秤的示数与容器中水的深度关系如图乙所示,求
(1)容器中水的深度为0.06m时,水对容器底部的压强;
(2)A对容器底部压力恰好为零时,容器对电子秤的压强
(3)停止注水后,A所受的浮力:
(4)停止注水后,将A竖直提高0.01m,A静止时水对容器底的压强
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