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Pocket-book of mechanics and engineering (1864)
Nystrom, John W. (John William), 1824-1885 · Philadelphia, J.B. Lippincott · leaf 164
177. W-P+G+22+S, F=F,f=f, p _ TVsin.a? /._ TTsin.tt~ sin.^^) ^ sin.(#+i>) … 178.I VT^. A =0-8660 \/> —a*, 2 = length, and TF— weight of half the chain,^, cot. - ?*, F=,^y,/ = Wtan.».a sm.2 KMechanical engineering · Engineering
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
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