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 136
ts at aand b. These cross-beamsare connected by pivots atc, d, e, and/, with two oth-er equal pieces in the form Li M A 112 STAT C S. weights are suspended from the horizontal arms ofaT. The of the latter pieces 185. Prop. In RobervaVs balance, equal weights balance at all idistances from the… … These forces Pa, P.P„ and P4 do not dis- Lurb the equilibrium. Now P at B, as in Art. 71, is equivalentto P, at e and the couple P, B/j, P2, and, similarly, P at C isequivalent to P4 at / and the couple P, Ck, P3; and since P,at e balances P4 at f, we have only the two couples to dis-pose of. Now…
Mechanics, Analytic
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