Theory of Structures In case of a simply supported rectangular beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is L/4 L/2 L/5 L/3 L/4 L/2 L/5 L/3 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A steel plate d × b is sandwiched rigidly between two timber joists each D × B/2 in section. The steel will be (where Young’s modulus of steel is m times that of the timber). BD² + mbd³)/4D] BD³ + mbd³)/6D] BD² + mbd²)/6D] BD² + mbd²)/4D] BD² + mbd³)/4D] BD³ + mbd³)/6D] BD² + mbd²)/6D] BD² + mbd²)/4D] ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A load of 1960 N is raised at the end of a steel wire. The minimum diameter of the wire so that stress in the wire does not exceed 100 N/mm² is: 4.5 mm 5.0 mm 5.5 mm 4.0 mm 4.5 mm 5.0 mm 5.5 mm 4.0 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures If E, N, K and 1/m are modulus of elasticity, modulus of rigidity. Bulk modulus and Poisson ratio of the material, the following relationship holds good E = 2N (1 + 1/m) (3/2)K (1 – 2/m) = N (1 + 1/m) All of these E = 3K (1 – 2/m) E = 2N (1 + 1/m) (3/2)K (1 – 2/m) = N (1 + 1/m) All of these E = 3K (1 – 2/m) ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The vertical reaction for the arch is wa/2l wa/l wa²/2l wl/a wa/2l wa/l wa²/2l wl/a ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The horizontal thrust on the ends of a two hinged semicircular arch of radius ‘R’ carrying A uniformly distributed load ? per unit run over its entire span is 4/3 ?R/? All of these A uniformly distributed load ? per unit run over its right half span, is ? ?R/? A distributed load varying from zero at the left end to ? per unit horizontal run at the right end, is ? ?R/? A uniformly distributed load ? per unit run over its entire span is 4/3 ?R/? All of these A uniformly distributed load ? per unit run over its right half span, is ? ?R/? A distributed load varying from zero at the left end to ? per unit horizontal run at the right end, is ? ?R/? ANSWER DOWNLOAD EXAMIANS APP