Theory of Structures The stiffness of the close coil helical spring is d4N/4D3n 4D3N/d4n d4N/8D3n 8D3N/d4n d4N/4D3n 4D3N/d4n d4N/8D3n 8D3N/d4n ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A bar L metre long and having its area of cross-section A, is subjected to a gradually applied tensile load W. The strain energy stored in the bar is W²L/2AE W²L/AE WL/2AE WL/AE W²L/2AE W²L/AE WL/2AE WL/AE 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° 90° 30° 45° 60° 90° 30° 45° ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The general expression for the B.M. of a beam of length l is the beam carries M = (wl/2) x – (wx²/2) A uniformly distributed load w/unit length A load varying linearly from zero at one end to w at the other end None of these An isolated load at mid span A uniformly distributed load w/unit length A load varying linearly from zero at one end to w at the other end None of these An isolated load at mid span ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Total strain energy theory for the failure of a material at elastic limit, is known St. Venant’s theory 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 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