Question: A dam retains a lake 6 m deep. To construct a gate in the dam we need to know the net horizontal force on a

A dam retains a lake 6 m deep. To construct a gate in the dam we need to know the net horizontal force on a 5 m wide and 6 m tall port section that then replaces a 5 m section of the dam. Find the net horizontal force from the water on one side and air on the other side of the port.

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