Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 450
is the equal and opposite of the //for C. We thus find that the forces A, B, and C can be held in equilib-rium by an unbalanced force F, two equal and opposite forces G,two equal and opposite forces H, and the unbalanced force K. Thenet result, therefore, is that A, B, and C are held in equilibrium… … Fig. 215. Equilibrium Polygon with Oblique Closing Line. figure with the arrows running continuously around the figure; andthat F and A are two forces which hold R, the resultant of A, B, andC, in equilibrium. By producing the lines representing the forcesF and K in diagram a until they intersect…
Architecture · Building
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