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The face of a vertical dam has the shape of an isosceles triangle of altitude 4 m with an upper base of 6 m submerged vertically in the water. Find the force exerted by the water on the dam when the upper base is parallel to and 3 m below the surface of the water. (P = wight per unit volume water)

The face of a vertical dam has the shape of an isosceles triangle of altitude 4 m with an upper base of 6 m submerged vertically in the water. Find the force exerted by the water on the dam when the upper base is parallel to and 3 m below the surface of the water. (P = wight per unit volume water)

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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The face of a vertical dam has the shape of an isosceles triangle of altitude 4 m with an upper base of 6 m submerged vertically in the water. Find the force exerted by the water on the dam when the upper base is parallel to and 3 m below the surface of the water. (P = wight per unit volume water) 4 3 A F = P 1/2 St (14 y - y²) dy 0 B None of the choices 3 F = p La (7- y 3y -) dy 2 0 4 3y D F = Pf* (14 - 2y) (²) dy 4 0 3 3 ⒸF-2 F = (7y - y²) dy 0
Transcribed Image Text:The face of a vertical dam has the shape of an isosceles triangle of altitude 4 m with an upper base of 6 m submerged vertically in the water. Find the force exerted by the water on the dam when the upper base is parallel to and 3 m below the surface of the water. (P = wight per unit volume water) 4 3 A F = P 1/2 St (14 y - y²) dy 0 B None of the choices 3 F = p La (7- y 3y -) dy 2 0 4 3y D F = Pf* (14 - 2y) (²) dy 4 0 3 3 ⒸF-2 F = (7y - y²) dy 0
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