Taggart, William Scott · London : George Routledge & Sons, Ltd. · leaf 100
e know that W = 2o lb., and by scale we find that a; = 8-| in.andjF = 3 in. The weight P must be calculated. -r, 20 X 8f 20 X 67 6 55-8 lb. 3x8 The examples just given arise out of the general questionof equilibrium and the moments of a force. Experiments werepreviously made to prove the laws of… … questions that may be asked, and students are strongly recom-mended to find an answer experimentally and then test theanswer by the law. A very simple arrangement can be fitted up for experimentson beams, rods, levers, etc. Fig. 135 will give the general idea.Careful measurements of distances and…
Textile machinery
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