Martin, Louis Adolphe, 1880- · New York, J.Wiley & Sons, Inc.: [etc. etc.] · leaf 84
the two reactions, constitutes a system ofthree forces in equilibrium. Thus the intersection ofbe (the line of action of the resultant load) and de servesto locate the direction of the left end reaction, and atriangle of forces can then be constructed to determinethe magnitudes of the reactions. It… … 68 APPLIED STATICS Exercise gi. Assume the wind pressure to act uponthe left slope of the roof in Fig. 51 and find the stresses in-duced in the members of the frame. In roofs of short span it is usual to anchor both endsof the truss, making no special allowance for expansion.Under these conditions…
Mechanics
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