An elementary treatise on mechanics, embracing the theory of statics and dynamics, and its applications to solids and fluids (1868)
Smith, Augustus W. (Augustus William), 1802-1866 · New York : Harper · leaf 99
tion R of the wall. (Vide Ex. 14.) Ex. 24. Given the inclination i of the right line AC to thehorizon and the weight of a heavy body W, to determine whatforce or weight Pj acting in the given direction WM will besufficient to sustain W on the line. The body W is kept upon the line by the action of… … E| D S.X=P, cos. (e+i)+Wcos. 270°=P, cos. (e+i),S.Y=P1 sin. (e + i)+Wcos. 180° = P1 sin. (e+i)-W 76 STATICS. Hence (20) becomes P, cos. (e+z*) + (P1 sin. (e+i)-W) tan. i=0; or, expanding and reducing, P, cos. e=W sin. i, Wsm.ior P,= . (a) cos. e If the reaction of the line be required, resolve all…
Mechanics, Analytic
Internet Archive · California Digital Library · Public Domain Mark 1.0. Free to use for anything.
