The apprentice, or First book for mechanics, machinists, and engineers (1860)
Byrne, Oliver · New York, P. J. Cozans · leaf 120
<y upon the edge Q, at the same time that the portion Vhn F is upon the point of overturning upon F, by thepressure of the fluid. Ques. 22. The height of the embankment, H N = 6 feet,Y Q ^ 3 feet, and the weight of a cubic foot of the mate-j,jal = 120 lbs. ; it is required to find the base F N,… … The base Q U, must be first found, so that U V may beupon the point of overturning on Q, by the pressure of thewater on H U. Put 2; = Q U, then since the moments of the water and of thewall are I=Z2:X3X1X120X-|-=1X3X -^-X 62.5 X y ; .-. 180x^ = 281.25.-. X = 1.2514 feet.To find F N, put F D = ?/,…
Mechanics, Applied
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