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 : 1 : 2 None of these 1 : 1½ : 2 2 : 1½ : 1 1 : 1 : 2 None of these 1 : 1½ : 2 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: 5.5 mm 5.0 mm 4.0 mm 4.5 mm 5.5 mm 5.0 mm 4.0 mm 4.5 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Pick up the incorrect statement from the following: The torsional resistance of a shaft is directly proportional to Moment of inertia of the shaft section Reciprocal of the length of the shaft Modulus of rigidity Angle of twist Moment of inertia of the shaft section Reciprocal of the length of the shaft Modulus of rigidity Angle of twist ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Stress may be defined as None of these Force per unit area Force per unit length Force per unit volume None of these Force per unit area Force per unit length Force per unit volume ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of circumferential stress to the longitudinal stress in the walls of a cylindrical shell, due to flowing liquid, is ½ 1½ 2 1 ½ 1½ 2 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A steel bar 5 m × 50 mm is loaded with 250,000 N. If the modulus of elasticity of the material is 0.2 MN/mm² and Poisson’s ratio is 0.25, the change in the volume of the bar is: 3.125 cm³ 4.125 cm² 2.125 cm³ 1.125 cm³ 3.125 cm³ 4.125 cm² 2.125 cm³ 1.125 cm³ ANSWER DOWNLOAD EXAMIANS APP
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