Henderson, C. Hanford (Charles Hanford), 1861-1941, Woodhull, John F. (John Francis), 1857-1941 · New York, D. Appleton and company · leaf 85
s-tance ab, their effect will be toturn a b around until it, too, comes into the vertical and Aand B are in the same straight line. Hence a couple has noresultant. Nor can this rotatory motion be neutralized byany single third motion.The body can only bekept at rest by opposingto A B an equal and… … we substitute two for one. Both Fjg. 28.—Besolution of motion. are of immense importance in physics, And of frequent application. Any motion R may COMPOSITION AND RESOLUTION OF MOTIONS 69 be regarded as the diagonal of a parallelogram OA C B,OA C B\ etc., and may thus be resolved into two motions,A…
Physics
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