Mechanics of engineering (solids) : comprising statics and kinetics of solids, and the mechanics of the materials of construction, or strength and elasticity of beams, columns, shafts, arches, etc. : for use in technical schools (1911)
Church, Irving P. (Irving Porter), 1851-1931 · New York : Wiley ; London : Chapman & Hall · leaf 170
KttY, AND PoWKB. 151 ehown in the figure. The only mutual friction considered willbe at the crank-pin, and if this as an average = F\ the workdone on it between o and n = Fnr, where r = radius ofcrank-pin. Tlie work done by P, tlie efEective steam-pressure(let it be constant) during this period is… … Fia. 159. upon G^, = G^^na sin /?, where a = radius of drum; thatupon the friction F^, = Fjia. The pressures W, JV, JV, andI^, and weights G and G, are neutral, i.e., do no work eitherpositive or negative. Hence the left-hand member of (XYI.)becomes, between o and n, PJI - FJ, - Fnr - G^-na sin /3…
Mechanics, Applied · Strength of materials
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