Theory of Structures Pick up the correct statement from the following: The moment of inertia is calculated about the axis about which bending takes place All of these If tensile stress is equal to axial stress, the section experiences compressive stress If tensile stress is less than axial stress, the section experiences compressive stress The moment of inertia is calculated about the axis about which bending takes place All of these If tensile stress is equal to axial stress, the section experiences compressive stress If tensile stress is less than axial stress, the section experiences compressive stress ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of the length and depth of a simply supported rectangular beam which experiences maximum bending stress equal to tensile stress, due to same load at its mid span, is 1/2 2/3 1/3 1/4 1/2 2/3 1/3 1/4 ANSWER DOWNLOAD EXAMIANS APP
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 4W²D3n/d4N 4WD²n/d4N 4W²D3n²/d4N 4W²Dn/d4N 4W²D3n/d4N 4WD²n/d4N 4W²D3n²/d4N 4W²Dn/d4N ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The maximum deflection due to a load W at the free end of a cantilever of length L and having flexural rigidity EI, is WL²/3EI WL3/3EI WL3/2EI WL²/2EI WL²/3EI WL3/3EI WL3/2EI WL²/2EI ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures constant, depth of a cantilever of length of uniform strength loaded with Keeping breadth uniformly distributed load varies from zero at the free end and 3w l at the fixed end l) at the fixed end 2w w l at the fixed end w l) at the fixed end 3w l at the fixed end l) at the fixed end 2w w l at the fixed end w l) at the fixed end 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: 3.125 cm³ 4.125 cm² 1.125 cm³ 2.125 cm³ 3.125 cm³ 4.125 cm² 1.125 cm³ 2.125 cm³ ANSWER DOWNLOAD EXAMIANS APP