Taggart, William Scott · London : George Routledge & Sons, Ltd. · leaf 119
block willbe the same, but if fixed to the lowerblock there will be one less pulley inthe lower than in the upper block.The number of cords supporting thelower block in Fig. 159 is six, so themechanical advantage and velocityratio will be six. One other arrangement of pulleysis given in P^ig. 160.… … n<^i59 The tension in each part of the first cord = P total weight = P„ „ second „ =2? „ =3? „ „ third „ =4? „ =7P. TEXTILE MECHANICS 109 If more pulleys were used we should continue—The tension in each part of the fourth cord = 8P total weight = 15P fifth „ = i6P 5} = 3iP sixth „ = 32? >>…
Textile machinery
Internet Archive · UMass Dartmouth, Claire T. Carney Library · Public Domain Mark 1.0. Free to use for anything.
