An elementary treatise on mechanics, embracing the theory of statics and dynamics, and its applications to solids and fluids (1849)
Smith, Augustus William, 1802-1866 · New York, Harper · leaf 88
6- w2b+wla. cos. a Tan. 6- wxa. sin. a Ex. 2. When a given weight W is hung from the end of one of the beams, A (Ex. 1), find 0 in case of equilibrium. w2.b + (w1 +2W)<2 cos. a (wJ+2W)asm. a Ex. 3. Two beams, as in Ex. 1, are suspended from one end B; find the angle 0 which the upper one makes… … EXAMPLES ON THE PRECEDING CHAPTE 65 .*. w2b. cos. 6—w1a. cos. (a—6)-\-2w1b. cos. 6=0. Ex. 4. Two spheres of unequal radii, but of the same ma-terial, are placed in a hemispherical bowl; find the positionthey take when in equilibrium. Since the reactions of the bowl upon the spheres are in…
Mechanics, Analytic
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![An illustration from L'optique divisée en trois livres : ou, l'On démontre d'une maniere aisée tout ce qui regarde 1. la propagation & les proprietez de la lumiere. 2. La vision. 3. La figure & la disposition des verres qui servent à la perfefectionner [sic] (1682)](https://img.insideoutlibrary.com/img/200/ia-loptiquedivise00ango-81-10.webp)
