Theory of Structures A cantilever of length ‘L’ is subjected to a bending moment ‘M’ at its free end. If EI is the flexural rigidity of the section, the deflection of the free end, is ML²/2EI ML²/3EI ML/2EI ML/EI ML²/2EI ML²/3EI ML/2EI ML/EI ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The yield moment of a cross section is defined as the moment that will just produce the yield stress in The neutral fibre of the section The outer most fibre of the section The inner most fibre of the section The fibre everywhere The neutral fibre of the section The outer most fibre of the section The inner most fibre of the section The fibre everywhere 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 3/2 8/5 5/8 2/3 3/2 8/5 5/8 2/3 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A steel rod 1 metre long having square cross section is pulled under a tensile load of 8 tonnes. The extension in the rod was 1 mm only. If Esteel = 2 × 106 kg/cm², the side of the rod, is 2.5 cm 1.5 cm 2 cm 1 cm 2.5 cm 1.5 cm 2 cm 1 cm ANSWER DOWNLOAD EXAMIANS APP
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 E = 2N (1 + 1/m) (3/2)K (1 – 2/m) = N (1 + 1/m) All of these E = 3K (1 – 2/m) E = 2N (1 + 1/m) (3/2)K (1 – 2/m) = N (1 + 1/m) All of these E = 3K (1 – 2/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 1.5 2 1 3 1.5 2 1 3 ANSWER DOWNLOAD EXAMIANS APP
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