Bartlett, W. H. C. (William Holms Chambers), 1804-1893 · New York : Barnes · leaf 451
ich dt represents d2, d** n, or d in Eqs. (127) to (130), inclusive, according to the cord or rope used, and (Q)the tension of the cord c. This latter is equal to thecomponent of W parallel to the plane A D = W cos 9,increased by the friction due to its normal component 446 NATURAL PHILOSOPHY. = fW… … length of paths indirection ofweights; At the instant motion be-gins, let the centres of grav-ity of W and W be at Gand Gn respectively, and inany subsequent instant atG and Gu; denote the dis-tance GG by x, and GtG„by x\ then will x and x bethe paths described by the centres of gravity parallel to…
Mechanics · Acoustics · Optics
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