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 None of these 2 : 1½ : 1 1 : 1 : 2 1 : 1½ : 2 None of these 2 : 1½ : 1 1 : 1 : 2 1 : 1½ : 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures If Q is load factor, S is shape factor and F is factor of safety in elastic design, the following: Q = S – F Q = S + F Q = S × F Q = F – S Q = S – F Q = S + F Q = S × F Q = F – S ANSWER DOWNLOAD EXAMIANS APP
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/3 L/5 L/2 L/4 L/3 L/5 L/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of maximum shear stress to average shear stress of a circular beam, is 2/3 4/3 3/2 4/7 2/3 4/3 3/2 4/7 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A steel rod 1 metre long having square cross section is pulled under a tensile load of 8 tonnes. The extension in the rod was 1 mm only. If Esteel = 2 × 106 kg/cm², the side of the rod, is 1.5 cm 2.5 cm 1 cm 2 cm 1.5 cm 2.5 cm 1 cm 2 cm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of maximum and average shear stresses on a rectangular section, is 2.5 1 1.5 1.25 2.5 1 1.5 1.25 ANSWER DOWNLOAD EXAMIANS APP