Emerson, William, 1701-1782 · London : Printed for J. Nourse · leaf 75
32. T • I I I ((i;; I I I g^7 ^ 2343-^(7^:910 \\ IP Tl.K^a.tf. L … PMr.;-,;. Sea. IV. MECHANIC POWERS. &; Thro* the center of the wheel C, draw the hori- Fig«zontal line BCA. Then BP and AW are perpen- 34.dicular to BA; and BCA will be a lever whofefupport is C •, and the power adls always at the dif-tance BC, and the weight at the diftance CA -,which remain…
Mechanical engineering
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