Theory of Structures There are two hinged semicircular arches A, B and C of radii 5 m, 7.5 m and 10 m respectively and each carries a concentrated load W at their crowns. The horizontal thrust at their supports will be in the ratio of 2 : 1½ : 1 1 : 1½ : 2 1 : 1 : 2 None of these 2 : 1½ : 1 1 : 1½ : 2 1 : 1 : 2 None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The locus of the moment of inertia about inclined axes to the principal axis, is Circle Straight line Parabola Ellipse Circle Straight line Parabola Ellipse 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] BD² + mbd²)/6D] BD² + mbd²)/4D] BD³ + mbd³)/6D] BD² + mbd³)/4D] BD² + mbd²)/6D] BD² + mbd²)/4D] BD³ + mbd³)/6D] ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures In a shaft, the shear stress is not directly proportional to Length of the shaft Modulus of rigidity Radius of the shaft Angle of twist Length of the shaft Modulus of rigidity Radius of the shaft Angle of twist ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures An isolated load W is acting at a distance a from the left hand support, of a three hinged arch of span 2l and rise h hinged at the crown, the horizontal reaction at the support, is 2W/ha Wa/h 2h/Wa Wa/2h 2W/ha Wa/h 2h/Wa Wa/2h 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 (3/2)K (1 – 2/m) = N (1 + 1/m) E = 2N (1 + 1/m) E = 3K (1 – 2/m) All of these (3/2)K (1 – 2/m) = N (1 + 1/m) E = 2N (1 + 1/m) E = 3K (1 – 2/m) All of these ANSWER DOWNLOAD EXAMIANS APP