Elements of mechanics: treated by means of the differential and integral calculus (1887)
Peck, William G[uy], 1820-1892. [from old catalog] · New York, Chicago, A. S. Barnes & company · leaf 93
the pivot byjo, and on the hinge by p\ we shallhave, W p o :e Fig. 51 P = and p = cosa M smx If we denote the distance OE by 5, and the distance DE by h, we shall have, h . b cos a =z — , ana sin a = —— • Hence, TTi/62 + A2 , , p #+1 ^ = y—- -, andy = -JLJL-i; h 5. Having given the tworafters AC… … Fig. 55. SOLUTION. Denote the weight of the rafters and their load by 2w;we may regard this weight as made up of three parts—a STABILITY. 89 weight w, applied at (7, and two equal weights \w, appliedat A and B respectively. Let us denote the half span ABby s, the rise CB by A, and the length of the…
Mechanics
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