Theory of Structures A bar L metre long and having its area of cross-section A, is subjected to a gradually applied tensile load W. The strain energy stored in the bar is WL/2AE W²L/AE WL/AE W²L/2AE WL/2AE W²L/AE WL/AE W²L/2AE ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures If a three hinged parabolic arch, (span l, rise h) is carrying a uniformly distributed load w/unit length over the entire span, B.M. will be zero throughout Horizontal thrust is wl2/8h All of these S.F. will be zero throughout B.M. will be zero throughout Horizontal thrust is wl2/8h All of these S.F. will be zero throughout ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The maximum magnitude of shear stress due to shear force F on a rectangular section of area A at the neutral axis, is F/A 3F/2A F/2A 2F/3A F/A 3F/2A F/2A 2F/3A ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of the length and diameter of a simply supported uniform circular beam which experiences maximum bending stress equal to tensile stress due to same load at its mid span, is 1/3 1/8 1/4 1/2 1/3 1/8 1/4 1/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A simply supported beam which carries a uniformly distributed load has two equal overhangs. To have maximum B.M. produced in the beam least possible, the ratio of the length of the overhang to the total length of the beam, is 0.207 0.508 0.307 0.407 0.207 0.508 0.307 0.407 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The stiffness of the close coil helical spring is 8D3N/d4n 4D3N/d4n d4N/8D3n d4N/4D3n 8D3N/d4n 4D3N/d4n d4N/8D3n d4N/4D3n ANSWER DOWNLOAD EXAMIANS APP
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