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 352
peri- inent.PI. XXXI. The Mafs of the Redlangle is kept, which is equal to two ; the ^^ ^ Vertices of the four Cones, when the Redlangle is at refl, touch the Clay, but are not fupported by it. Now when the Body ftrikes againfl the Clay, the four Cones penetrate equally into it, and make four equal… … Chap. 3. of Natural PhiiQfophy. 205 We have demonftrated in general, and the Experiments mlly 85S.confirm it, that we muft not regard the Time, that we may de-termine the Effect, which a Body produces, whilftit lofes its Force.But I will add fomething about determining the Time, and com-paring…
Physics · Natural Sciences
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