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 = 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) E = 2N (1 + 1/m) (3/2)K (1 – 2/m) = N (1 + 1/m) All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The equivalent length is of a column of length having both the ends fixed, is L l 2 L L/2 L l 2 L L/2 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: 2.125 cm³ 1.125 cm³ 4.125 cm² 3.125 cm³ 2.125 cm³ 1.125 cm³ 4.125 cm² 3.125 cm³ ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A simply supported beam carries varying load from zero at one end and w at the other end. If the length of the beam is a, the maximum bending moment will be wa²/27 wa² wa/27 w²a wa²/27 wa² wa/27 w²a ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures If a concrete column 200 × 200 mm in cross-section is reinforced with four steel bars of 1200 mm² total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm² and Es is 15 Ec 264 MN 274 MN 284 MN 294 MN 264 MN 274 MN 284 MN 294 MN ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Pick up the correct statement from the following: If tensile stress is less than axial stress, the section experiences compressive stress All of these If tensile stress is equal to axial stress, the section experiences compressive stress The moment of inertia is calculated about the axis about which bending takes place If tensile stress is less than axial stress, the section experiences compressive stress All of these If tensile stress is equal to axial stress, the section experiences compressive stress The moment of inertia is calculated about the axis about which bending takes place ANSWER DOWNLOAD EXAMIANS APP
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