Theory of Structures In case of a simply supported rectangular beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is L/5 L/2 L/3 L/4 L/5 L/2 L/3 L/4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A two hinged parabolic arch of span l and rise h carries a load varying from zero at the left end to ? per unit run at the right end. The horizontal thrust is ωl²/4h ωl²/12h ωl²/16h ωl²/8h ωl²/4h ωl²/12h ωl²/16h ωl²/8h ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures For determining the support reactions at A and B of a three hinged arch, points B and Care joined and produced to intersect the load line at D and a line parallel to the load line through A at D’. Distances AD, DD’ and AD’ when measured were 4 cm, 3 cm and 5 cm respectively. The angle between the reactions at A and B is 60° 30° 90° 45° 60° 30° 90° 45° ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Maximum principal stress theory for the failure of a material at elastic point, is known Guest's or Trecas' theory Rankine's theory Von Mises' theory St. Venant's theory Guest's or Trecas' theory Rankine's theory Von Mises' theory St. Venant's theory ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A shaft subjected to a bending moment M and a torque T, experiences Maximum shear stress = 16 T/πd³ Neither A nor B Both A and B Maximum bending stress = 32M/πd³ Maximum shear stress = 16 T/πd³ Neither A nor B Both A and B Maximum bending stress = 32M/πd³ ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A steel rod 1 metre long having square cross section is pulled under a tensile load of 8 tonnes. The extension in the rod was 1 mm only. If Esteel = 2 × 106 kg/cm², the side of the rod, is 2 cm 2.5 cm 1.5 cm 1 cm 2 cm 2.5 cm 1.5 cm 1 cm ANSWER DOWNLOAD EXAMIANS APP