Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 236
for this kind of asystem (see Art. 35) to determine the reactions. If we choose touse the first set we find, 192 STATICS 59 resolvincr forces aloutj a horizontal line, - E; ^ 3,100 C03 55^ ^- 6,200 cos 55 + 3,100 cos 55^ = 0;resolvincr forces along a vertical line, ^E. - E,- 3,100 cos 35- G,-200… … Fig. 35.and from the third, 6.200 X 12.2 H- 3.100 X 24.4 E.= 40 = 3,7S2 pounds. Substituting this value of E3 in the second eijuation we find that E, =3,100 cos 35° -f 6,200 cos 35° -f 3,100 cos 35° - 3,782 = 10,156 - 3,7.^2 = 6,374 pounds. If desired, the reaction Ej can now be found by…
Architecture · Building · Carpentry
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