Gage, Alfred P. (Alfred Payson), 1836-1903, Fessenden, C · Toronto : W.J. Gage · leaf 161
wo uses illustrated in Fig. 97?) The ratio of the weight to the power in anj systemnC ]nilleys may be easily calculated byMiakliig use of the fact that the tensionof the same string is the same througii-out its length so long as it passes roundnothing except a freely revolving pulley.Tlie weight… … § 101. Law of Machines. —Let P be the power applied toa machine, p the distance through which it moves in a giventime, W the weight moved or exteriial resistance overcome, andIV the distance througli wliicli it is moved in tlie same time ;then the mechanical work api)lied to the machine is Vp…
Physics
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