Theory of Structures A spring of mean radius 40 mm contains 8 action coils of steel (N = 80000 N/mm²), 4 mm in diameter. The clearance between the coils being 1 mm when unloaded, the minimum compressive load to remove the clearance, is 25 N 30 N 35 N 40 N 25 N 30 N 35 N 40 N ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures If a solid shaft (diameter 20 cm, length 400 cm, N = 0.8 × 105 N/mm²) when subjected to a twisting moment, produces maximum shear stress of 50 N/mm 2, the angle of twist in radians, is 0.001 0.0025 0.002 0.003 0.001 0.0025 0.002 0.003 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The greatest load which a spring can carry without getting permanently distorted, is called Stiffness Proof stress Proof resilience Proof load Stiffness Proof stress Proof resilience Proof load ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The horizontal thrust on the ends of a two hinged semicircular arch of radius ‘R’ carrying A uniformly distributed load ? per unit run over its entire span is 4/3 ?R/? A distributed load varying from zero at the left end to ? per unit horizontal run at the right end, is ? ?R/? A uniformly distributed load ? per unit run over its right half span, is ? ?R/? All of these A uniformly distributed load ? per unit run over its entire span is 4/3 ?R/? A distributed load varying from zero at the left end to ? per unit horizontal run at the right end, is ? ?R/? A uniformly distributed load ? per unit run over its right half span, is ? ?R/? All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A shaft is subjected to bending moment M and a torque T simultaneously. The ratio of the maximum bending stress to maximum shear stress developed in the shaft, is T/M 2T/M M/T 2M/ T T/M 2T/M M/T 2M/ T 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 = E/R = F/Y I/M = R/E = F/Y M/I = E/R = Y/F M/I = R/E = F/Y M/I = E/R = F/Y I/M = R/E = F/Y M/I = E/R = Y/F M/I = R/E = F/Y ANSWER DOWNLOAD EXAMIANS APP