Structural analysis and design of airplanes (1920)
United States. Army. Air Corps · [Washington] · leaf 23
5Mi0 = 600.5 + 1000-15—400.10 —20rr = 0 rr — +700 lbs. (2) 2H = — 400 4-11! = 0 h, — +400 lbs. (3) 2V = —600—1000 + 700 + v, = 0 _ v, = +900 lbs.r, = V4002 + 9002 = +985 lbs.In Fig. 3 both rx and its components are shown, but, of course, thecomponents take the place of the reaction itself.Check… … Fig. 3. Warren Truss and Reactions THE ANALYTICAL SOLUTION FOR THE TRUSS STRESSES 6. Method of Joints—The three methods illustrated by this prob-lem, those of joints, of shear, and of movements, are but different appli-cations of the three equations of equilibrium. Consider first the joint l0,Fig.…
Airplanes
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