Theory of Structures At yield point of a test piece, the material Regains its original shape on removal of the load Undergoes plastic deformation Behaves in an elastic manner Obeys Hooke’s law Regains its original shape on removal of the load Undergoes plastic deformation Behaves in an elastic manner Obeys Hooke’s law ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures At any point of a beam, the section modulus may be obtained by dividing the moment of inertia of the section by Depth of the neutral axis Maximum compressive stress at the section Maximum tensile stress at the section Depth of the section Depth of the neutral axis Maximum compressive stress at the section Maximum tensile stress at the section Depth of the section ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of maximum and average shear stresses on a rectangular section, is 1.25 2.5 1 1.5 1.25 2.5 1 1.5 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Total strain energy theory for the failure of a material at elastic limit, is known 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 Haig’s theory ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The horizontal thrust on the ends of a two hinged semicircular arch of radius ‘R’ carrying All of these 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 entire span is 4/3 ?R/? A uniformly distributed load ? per unit run over its right half span, is ? ?R/? All of these 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 entire span is 4/3 ?R/? A uniformly distributed load ? per unit run over its right half span, is ? ?R/? ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The maximum bending moment for a simply supported beam with a uniformly distributed load w/unit length, is WI²/4 WI²/8 WI²/12 WI/2 WI²/4 WI²/8 WI²/12 WI/2 ANSWER DOWNLOAD EXAMIANS APP