Solved: An automatic valve consists of a 9 9-in. square plate that is pivoted about a
Chapter 5, Problem 5.82(choose chapter or problem)
An automatic valve consists of a 9 9-in. square plate that is pivoted about a horizontal axis through A located at a distance h = 3.6 in. above the lower edge. Determine the depth of water d for which the valve will open.
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