Theory of Structures If E, N, K and 1/m are modulus of elasticity, modulus of rigidity. Bulk modulus and Poisson ratio of the material, the following relationship holds good All of these E = 3K (1 – 2/m) (3/2)K (1 – 2/m) = N (1 + 1/m) E = 2N (1 + 1/m) All of these E = 3K (1 – 2/m) (3/2)K (1 – 2/m) = N (1 + 1/m) E = 2N (1 + 1/m) ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of moments of inertia of a triangular section about its base and about a centroidal axis parallel to its base, is 3 1 2 1.5 3 1 2 1.5 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A composite beam is composed of two equal strips one of brass and other of steel. If the temperature is raised Brass experiences compressive force All of these Composite beam gets subjected to a couple Steel experiences tensile force Brass experiences compressive force All of these Composite beam gets subjected to a couple Steel experiences tensile force ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures An isolated load W is acting at a distance a from the left hand support, of a three hinged arch of span 2l and rise h hinged at the crown, the horizontal reaction at the support, is 2h/Wa Wa/2h 2W/ha Wa/h 2h/Wa Wa/2h 2W/ha Wa/h 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 Rankine’s theory St. Venant’s theory Haig’s theory Guest’s or Trecas’ theory Rankine’s theory St. Venant’s theory Haig’s theory ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures At yield point of a test piece, the material Obeys Hooke’s law Behaves in an elastic manner Undergoes plastic deformation Regains its original shape on removal of the load Obeys Hooke’s law Behaves in an elastic manner Undergoes plastic deformation Regains its original shape on removal of the load ANSWER DOWNLOAD EXAMIANS APP
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