Building construction and superintendence, by F.E. Kidder ... (1896)
Kidder, Frank E. (Frank Eugene), 1859-1905 · New York, W.T. Comstock · leaf 258
g. 271. For convenience of illus-tration we will assume a load of 100 lbs., the application being pre-cisely the same for any load. Xow, at the lower joint d, we havethree forces applied, viz., the load, the stress in A and the stress inB. The amount of the load we know, and we also know that… … Stress Diagram Pig. 271. the bottom. Then by proposition 3, § 124, for the three forces at dto be in equilibrium they must be represented by the sides of a tri-angle, taken in order, and the line 1—2 must be one side of thetriangle. To find the other sides from one end of the line, represent-ing…
Building
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