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: 4.125 cm² 1.125 cm³ 3.125 cm³ 2.125 cm³ 4.125 cm² 1.125 cm³ 3.125 cm³ 2.125 cm³ ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A two hinged parabolic arch of span l and rise h carries a load varying from zero at the left end to ? per unit run at the right end. The horizontal thrust is ωl²/8h ωl²/12h ωl²/16h ωl²/4h ωl²/8h ωl²/12h ωl²/16h ωl²/4h 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 1/3 1/2 2/3 1/4 1/3 1/2 2/3 1/4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A load of 1960 N is raised at the end of a steel wire. The minimum diameter of the wire so that stress in the wire does not exceed 100 N/mm² is: 5.0 mm 4.0 mm 5.5 mm 4.5 mm 5.0 mm 4.0 mm 5.5 mm 4.5 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures In plastic analysis, the shape factor for a circular section, is 1.2 1.7 1.3 1.5 1.2 1.7 1.3 1.5 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The area of the core of a column of cross sectional area A, is (1/6) A (1/3) A (1/12) A (1/18) A (1/6) A (1/3) A (1/12) A (1/18) A ANSWER DOWNLOAD EXAMIANS APP
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