Bartlett, W. H. C. (William Holms Chambers), 1804-1893 · New York : Barnes · leaf 179
174 NATURAL PHILOSOPHY, is passing from A to B, the work expended by its weightwill hePxBC,oTPxH, by making B C = II.Denoting by V, * the velocity of the the living force at projectile at B, its living force at this two points ; point will beP J x V and at A, it wasP 9 y\ … loss or gain ofliving force; and its loss of living force, in passing from A to B,P J (V2 - V2), the half of which is the quantity of work of the extraneousforces, (in this case the bodys weight,) in the same time,ami hence equal to doublethe work of theforce; relation ofvelocity todifference…
Mechanics · Acoustics · Optics
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