Theory of Structures A close coil helical spring of mean diameter D consists of n coils of diameter d. If it carries an axial load W, the energy stored in the spring, is 4WD²n/d4N 4W²D3n/d4N 4W²Dn/d4N 4W²D3n²/d4N 4WD²n/d4N 4W²D3n/d4N 4W²Dn/d4N 4W²D3n²/d4N 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 Rankine's theory St. Venant's theory Haig's theory Guest's or Trecas' theory Rankine's theory St. Venant's theory ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures In a shaft, the shear stress is not directly proportional to Modulus of rigidity Radius of the shaft Angle of twist Length of the shaft Modulus of rigidity Radius of the shaft Angle of twist Length of the shaft ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A load of 1960 N is raised at the end of a steel wire. The minimum diameter of the wire so that stress in the wire does not exceed 100 N/mm² is: 4.5 mm 5.0 mm 4.0 mm 5.5 mm 4.5 mm 5.0 mm 4.0 mm 5.5 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A simply supported beam A carries a point load at its mid span. Another identical beam B carries the same load but uniformly distributed over the entire span. The ratio of the maximum deflections of the beams A and B, will be 5/8 2/3 3/2 8/5 5/8 2/3 3/2 8/5 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 WL3/48EL WL3/24EL WL3/3EL WL3/8EL WL3/48EL WL3/24EL WL3/3EL WL3/8EL ANSWER DOWNLOAD EXAMIANS APP