Cooke, Josiah Parsons, 1827-1894 · Boston, Little, Brown and Company · leaf 73
provided only that they remain parallel. In Fig. 14, all thecomponents have been revolved through an angle equal toP G P. The direction of the resultanthas changed from PG to P G, but it stillpasses through the point G. In the posi-tion of the components represented byFig. 13, the point of… … GENERAL PROPERTIES OP MATTER. 49 •which all the successive directions of the resultant intersect Whenits components revolve about their points of application, is calledthe centre of parallel forces. It follows, from this definition,that if the forces remain parallel, and their points of…
Matter · Heat
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