Bartlett, W. H. C. (William Holms Chambers), 1804-1893 · New York : Barnes · leaf 282
ess than 9 — 0, a will be greater than b; that isto say, the tension will be the greater upon that branch with branch mostwhich the direction of the weight makes the least angle. If the cord ABB be drawn into a straight horizontalline, <p will become equal to 180°, the sine of which is zero,and… … To findconditions ofequilibrium ofthe funicularpolygon; §192.—Let usnow consider apolygon A B CD,composed of anassemblage ofcords or bars, andacted upon at theangular points bythe forces P, Q,B, & Moreover,let N and N betwo forces draw-ing on the pointsA and B, in the directions A A and DD,…
Mechanics · Acoustics · Optics
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