Theory of Structures Total strain energy theory for the failure of a material at elastic limit, is known Guest’s or Trecas’ theory Haig’s theory St. Venant’s theory Rankine’s theory Guest’s or Trecas’ theory Haig’s theory St. Venant’s theory Rankine’s theory ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A cantilever of length ‘L’ is subjected to a bending moment ‘M’ at its free end. If EI is the flexural rigidity of the section, the deflection of the free end, is ML/2EI ML²/2EI ML/EI ML²/3EI ML/2EI ML²/2EI ML/EI ML²/3EI ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The maximum deflection due to a load W at the free end of a cantilever of length L and having flexural rigidity EI, is WL3/2EI WL²/3EI WL²/2EI WL3/3EI WL3/2EI WL²/3EI WL²/2EI WL3/3EI ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The horizontal deflection of a parabolic curved beam of span 10 m and rise 3 m when loaded with a uniformly distributed load l t per horizontal length is (where Ic is the M.I. at the crown, which varies as the slope of the arch). 100/EIc 150/EIc 200/EIc 50/EIc 100/EIc 150/EIc 200/EIc 50/EIc ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A shaft subjected to a bending moment M and a torque T, experiences 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 Both A and B ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures For a strongest rectangular beam cut from a circular log, the ratio of the width and depth, is 0.505 0.303 0.707 0.404 0.505 0.303 0.707 0.404 ANSWER DOWNLOAD EXAMIANS APP
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