Theory of Structures The point of contraflexure is the point where S.F. is zero M. changes sign M. is minimum M. is maximum S.F. is zero M. changes sign M. is minimum M. is maximum ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of the length and diameter of a simply supported uniform circular beam which experiences maximum bending stress equal to tensile stress due to same load at its mid span, is 1/8 1/4 1/3 1/2 1/8 1/4 1/3 1/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A close coil helical spring when subjected to a moment M having its axis along the axis of the helix All of these Its mean diameter will decrease It is subjected to pure bending Its number of coils will increase All of these Its mean diameter will decrease It is subjected to pure bending Its number of coils will increase ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A simply supported beam which carries a uniformly distributed load has two equal overhangs. To have maximum B.M. produced in the beam least possible, the ratio of the length of the overhang to the total length of the beam, is 0.207 0.508 0.407 0.307 0.207 0.508 0.407 0.307 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A three hinged arch is generally hinged at its supports and Anywhere in the rib At the crown None of these At one quarter span Anywhere in the rib At the crown None of these At one quarter 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 Rankine’s theory Guest’s or Trecas’ theory St. Venant’s theory Haig’s theory Rankine’s theory Guest’s or Trecas’ theory ANSWER DOWNLOAD EXAMIANS APP