The apprentice, or First book for mechanics, machinists, and engineers (1860)
Byrne, Oliver · New York, P. J. Cozans · leaf 106
gyration of the fly-wheel from the axis = 10 feet ; it is required to find theweight of the wheel, so that the velocity of each revolu-tion may not vary by more than ^ from the mean ? n = 5y 17 = SO X 33000 ; ^ = 10 ; iV^ = 20. 5 X 990000 W lO^ X 20^ X 808.2 = 500014 lbs. CHAPTER VIL OF THE… … D Q, R S, be attached to the points. These cords passover pulleys, and have different weights hanging at theirextremities. Under this arrano^ement the board, acted 102 PRACTICAL MECHANICS. upon by three forces, will roll upon the table until it comesto a position where the three forces destroy each…
Mechanics, Applied
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![An illustration from Nicolai Copernici Torinensis De reuolutionibus orbium coelestium, libri VI : Habes in hoc opere iam recens nato, & aedito, studiose lector, motus stellarum, tam fixarum, quàm erraticarum, cum ex ueteribus, tum etiam ex recentibus obseruationibus restitutos: & nouis insuper ac admirabilibus hypothesibus ornatos. Habes etiam tabulas expeditissimas, ex quibus eosdem ad quoduis tempus quàm facillime caculare poteris. Igitur eme, lege, fruere. [Line in Greek] (1543)](https://img.insideoutlibrary.com/img/200/ia-nicolaicopernici00cope-309-202.webp)
