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 180
s, = AB, while the oar-blade slips back- WUKK, ENEKGT, AND POWER. 161 ward tlirougli the small space (the slip) = s, (averageVHence by eq. (XVI.), § 142, 2P5, - 2PS3 -Jis, - 2P.«. = iM{v^ - vj);i.e., 2P{s,-s,) = 2PxAi;=2Ps =Iis,+2F^s,+ iM{v^-v,y, or, in words, the product of the oar-handle… … Fig. 166. creasing the kinetic energy of the mass. (The useless workdue to slip is inevitable in all paddle or screw propulsion, aswell as a certain amount lost in machine-friction, not consideredin the present problem.) During the • recover the velocitydecreases again to v^. (See example on p. 97,…
Mechanics, Applied · Strength of materials
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