. Graphics for engineers, architects, and builders; a manual for designers, and a text-book for technical schools. Trusses and arches analyzed and discussed by graphical methods . 2,2 4-117i-3^ ~ 5 «■- + 2 /i + :5 ■^ ~ 5 (7i -T) (74^^ 2 ra~+3j ■ COMPUTED VALUES. n = 0 .2 .4 .6 .8 .Vo = A y. = A .V2 = . yfc H = 4-Wk Pi = W p. - Tempernilire Stresses.—As both halves of tlie Iib expand orcontract e<jually, the hinge Q will always rema
. Graphics for engineers, architects, and builders; a manual for designers, and a text-book for technical schools. Trusses and arches analyzed and discussed by graphical methods . 2,2 4-117i-3^ ~ 5 «■- + 2 /i + :5 ■^ ~ 5 (7i -T) (74^^ 2 ra~+3j ■ COMPUTED VALUES. n = 0 .2 .4 .6 .8 .Vo = A y. = A .V2 = . yfc H = 4-Wk Pi = W p. - Tempernilire Stresses.—As both halves of tlie Iib expand orcontract e<jually, the hinge Q will always remain at the middleof the span, so far as change of temperature is the horizontal displacement of the point Q from themoments in A Q must be equal and opposite to the change in 194 ARCHES. span of the lialf-arch, if free, due to the change of line which corresponds to the equilibrium polygon must behorizontal and must pass through the hinge. Hence (righ^hand sketch)
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Keywords: ., bookcentury1800, bookdecade1880, bookpublishernewyo, bookyear1888
