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 ωl²/8h ωl²/16h ωl²/4h ωl²/12h ωl²/8h ωl²/16h 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 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 The area of the core of a column of cross sectional area A, is (1/6) A (1/12) A (1/3) A (1/18) A (1/6) A (1/12) A (1/3) A (1/18) A ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A steel bar 5 m × 50 mm is loaded with 250,000 N. If the modulus of elasticity of the material is 0.2 MN/mm² and Poisson’s ratio is 0.25, the change in the volume of the bar is: 1.125 cm³ 3.125 cm³ 2.125 cm³ 4.125 cm² 1.125 cm³ 3.125 cm³ 2.125 cm³ 4.125 cm² ANSWER DOWNLOAD EXAMIANS APP
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/2 L/4 L/3 L/5 L/2 L/4 L/3 L/5 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The maximum deflection of a simply supported beam of span L, carrying an isolated load at the centre of the span; flexural rigidity being EI, is WL3/8EL WL3/3EL WL3/48EL WL3/24EL WL3/8EL WL3/3EL WL3/48EL WL3/24EL ANSWER DOWNLOAD EXAMIANS APP