The apprentice, or First book for mechanics, machinists, and engineers (1860)
Byrne, Oliver · New York, P. J. Cozans · leaf 181
et R = the radius of the arc q G a, and put 2 c = itslength ; then the chord q a and versine 0 D are readilycalculated. Let g a = 2 ri and C D = 2 e. Let f-=^Aq = Ap = Ba=^Bb and g zzzi B n =^ B w = A 5 i^ A ?*. Also, let A B = 2 A 2 k — 2d , ^ > ^ ^h-d, h — d COS. 6J putting 6 for the angle a B… … PRACTICAL MECHANICS. 177 Then according to the principle of work, 2 g sin. (qp — 6) IV -z^ 2 6 W. w :r^ ^Y g si7i. (go — 6) IRON SUSPENSION AND TRUSSED BRIDGE AT HARPERsFERRY—DESIGNED BY WENDEL BOLLMAN. The span of the Iron Suspension and Trussed Bridge, atHarper^s Ferry, ib 124 feet beiTveen the…
Mechanics, Applied
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
