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: 2.125 cm³ 3.125 cm³ 4.125 cm² 1.125 cm³ 2.125 cm³ 3.125 cm³ 4.125 cm² 1.125 cm³ ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Y are the bending moment, moment of inertia, radius of curvature, modulus of If M, I, R, E, F, and elasticity stress and the depth of the neutral axis at section, then M/I = R/E = F/Y I/M = R/E = F/Y M/I = E/R = Y/F M/I = E/R = F/Y M/I = R/E = F/Y I/M = R/E = F/Y M/I = E/R = Y/F M/I = E/R = F/Y 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 Angle of twist Radius of the shaft Length of the shaft Modulus of rigidity Angle of twist Radius of the shaft ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A shaft subjected to a bending moment M and a torque T, experiences 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 Maximum bending stress = 32M/πd³ Maximum shear stress = 16 T/πd³ ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The point of contraflexure is the point where M. is maximum M. changes sign M. is minimum S.F. is zero M. is maximum M. changes sign M. is minimum S.F. is zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A short column (30 cm × 20 cm) carries a load P 1 at 4 cm on one side and another load P2at 8 cm on the other side along a principal section parallel to longer dimension. If the extreme intensity on either side is same, the ratio of P1 to P2 will be 5/8 8/5 2/3 3/2 5/8 8/5 2/3 3/2 ANSWER DOWNLOAD EXAMIANS APP
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