The fi gure shows the cross section of a rectangular gate 4 m high and 6 m long
Chapter 5, Problem 5/227(choose chapter or problem)
The figure shows the cross section of a rectangular gate 4 m high and 6 m long (perpendicular to the paper) which blocks a fresh-water channel. The gate has a mass of 8.5 Mg and is hinged about a horizontal axis through C. Compute the vertical force P exerted by the foundation on the lower edge A of the gate. Neglect the mass of the frame to which the gate is attached.
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