Mathematical elements of natural philosophy, confirm'd by experiments : or, An introduction to Sir Isaac Newton's philosophy (1747)
Gravesande, Willem Jacob 's, 1688-1742, Desaguliers, J. T. (John Theophilus), 1683-1744, tr, Adams, John, 1735-1826, former owner. BRL, John Adams Library (Boston Public Library) BRL · London : Printed for W. Innys, T. Longman and T. Shewell, C. Hitch ..., and M. Senex ... · leaf 230
\ aiSM^SfiiS^ … Chap. 20. of Natural Philofophy, in Let AB be the Lever, whofe Brachia are to one another as one 495.to ten ; and let A be a Weight of an hundred Pounds, to be raisd Plate XVIII.to a determind Height A a. ^ ^ A Power equal to ten Pounds being applied, a Weight of anhundred Pounds will be fuftaind,…
Physics · Natural Sciences
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