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 274 MN 284 MN 294 MN 264 MN 274 MN 284 MN 294 MN 264 MN ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The forces in the members of simple trusses, may be analysed by Method of joints All of these Graphical method Method of sections Method of joints All of these Graphical method Method of sections ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A steel plate d × b is sandwiched rigidly between two timber joists each D × B/2 in section. The steel will be (where Young’s modulus of steel is m times that of the timber). BD² + mbd²)/4D] BD² + mbd³)/4D] BD³ + mbd³)/6D] BD² + mbd²)/6D] BD² + mbd²)/4D] BD² + mbd³)/4D] BD³ + mbd³)/6D] BD² + mbd²)/6D] ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures At any point of a beam, the section modulus may be obtained by dividing the moment of inertia of the section by Depth of the neutral axis Depth of the section Maximum tensile stress at the section Maximum compressive stress at the section Depth of the neutral axis Depth of the section Maximum tensile stress at the section Maximum compressive stress at the section 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
Theory of Structures The area of the core of a column of cross sectional area A, is (1/3) A (1/6) A (1/18) A (1/12) A (1/3) A (1/6) A (1/18) A (1/12) A ANSWER DOWNLOAD EXAMIANS APP