A 4 ft high and 7 ft width rectangular plate is submerged vertically in water so

Question

A 4 ft high and 7 ft width rectangular plate is submerged vertically in water so that the top is 2 ft below the surface. Express the hydrostatic force against one side of the plate as an integral and evaluate it. (Give your answer correct to the nearest whole number.)
IN lb's

A 4 ft high and 7 ft width rectangular plate is submerged vertically in water so that the top is 2 ft below the surface. Express the hydrostatic force against one side of the plate as an integral and evaluate it. (Give your answer correct to the nearest whole number.) IN lb's

Explanation / Answer

Areaof rectangular plate =(3x5) =15 ft
Depth = 1 ft
Volume

= Area x depth

= 15 x 1 =15 cubic ft
Density of water = 1
Force

= mass x g xh

=15x32

= 480 dynes.............Ans

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