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 1.125 cm³ 2.125 cm³ 4.125 cm² 3.125 cm³ 1.125 cm³ 2.125 cm³ 4.125 cm² ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures In a shaft, the shear stress is not directly proportional to Radius of the shaft Angle of twist Length of the shaft Modulus of rigidity Radius of the shaft Angle of twist Length of the shaft Modulus of rigidity ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A body is said to be in equilibrium if None of these It moves vertically It moves horizontally It rotates about its C.G. None of these It moves vertically It moves horizontally It rotates about its C.G. ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A simply supported uniform rectangular bar breadth b, depth d and length L carries an isolated load W at its mid-span. The same bar experiences an extension e under same tensile load. The ratio of the maximum deflection to the elongation, is L/2d (L/2d)² L/d (L/3d)² L/2d (L/2d)² L/d (L/3d)² ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures For the close coil helical spring of the maximum deflection is 8WD3n/d4N WD3n/d4N 4W²D3n/d4N 2WD3n/d4N 8WD3n/d4N WD3n/d4N 4W²D3n/d4N 2WD3n/d4N ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A shaft subjected to a bending moment M and a torque T, experiences Maximum bending stress = 32M/πd³ Maximum shear stress = 16 T/πd³ Both A and B Neither A nor B Maximum bending stress = 32M/πd³ Maximum shear stress = 16 T/πd³ Both A and B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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