Question: An automatic valve consists of a 9 Ã 9-in. square plate that is pivoted about a horizontal axis through A located at a distance h

An automatic valve consists of a 9 Ã— 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.

o A 9 in

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