Brechner, Claude H., 1887- [from old catalog] · Boston, New York [etc.] Allyn and Bacon · leaf 261
representing the forces in bothamount and direction.(Figure 279.) For example, if the forceAB were 50 pounds, and theforce AC were 30 pounds, let5 inches represent the 50pounds and 3 inches repre-sent the 30 pounds. Uponthese two sides construct aparallelogram. The diagonal,which is 5.83 inches,… … APPLICATIONS OF PARALLELOGRAM OF FORCES 251 off to a certain scale, then the length of every line in thefigure represents the amount of force in that line. 296. Applications of Parallelogram of Forces. — Theparallelogram of forces can be used to determine the tensionin the wires in picture-hanging.…
Physics
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