Structural analysis and design of airplanes (1920)
United States. Army. Air Corps · [Washington] · leaf 21
eactions. The three equations of equilibrium, %V = 0, %H = 0, and2M = 0, which must be satisfied, enable us to learn three things aboutthe reactions. As each of the two reactions has three characteristics;namely, magnitude, direction, and point of application, three facts, andonly three, must be… … Fig. 2. Warren Truss with External Loads 2 Art. 5 Determination of Reactions them are known. Where rollers are used the reaction is always normalto the supporting surface. The conditions of equilibrium are sufficientto determine the magnitude of each reaction, and the direction of one.Should there…
Airplanes
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