Theory of Structures A rolled steel joist is simply supported at its ends and carries a uniformly distributed load which causes a maximum deflection of 10 mm and slope at the ends of 0.002 radian. The length of the joist will be, 13 M 16 m 15 M 14 M 13 M 16 m 15 M 14 M 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 2M/ T M/T T/M 2T/M 2M/ T M/T ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Maximum shear stress theory for the failure of a material at the elastic limit, is known Haig's theory Guest's or Trecas' theory St. Venant's theory Rankine's theory Haig's theory Guest's or Trecas' theory St. Venant's theory Rankine's theory ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of maximum and average shear stresses on a rectangular section, is 1 2.5 1.5 1.25 1 2.5 1.5 1.25 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures If E, N, K and 1/m are modulus of elasticity, modulus of rigidity. Bulk modulus and Poisson ratio of the material, the following relationship holds good E = 2N (1 + 1/m) E = 3K (1 – 2/m) All of these (3/2)K (1 – 2/m) = N (1 + 1/m) E = 2N (1 + 1/m) E = 3K (1 – 2/m) All of these (3/2)K (1 – 2/m) = N (1 + 1/m) ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of the length and depth of a simply supported rectangular beam which experiences maximum bending stress equal to tensile stress, due to same load at its mid span, is 2/3 1/3 1/2 1/4 2/3 1/3 1/2 1/4 ANSWER DOWNLOAD EXAMIANS APP
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