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 lift of weight W is lifted by a rope with an acceleration f. If the area of cross-section of the rope is A, the stress in the rope is [W (2 + f/G)]/A [W (1 + f/ G)]/ A (1 – g/f)/A [W (2 + g/f)]/A [W (2 + f/G)]/A [W (1 + f/ G)]/ A (1 – g/f)/A [W (2 + g/f)]/A ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The locus of the moment of inertia about inclined axes to the principal axis, is Circle Parabola Ellipse Straight line Circle Parabola Ellipse Straight line ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures For beams breadth is constant, Depth d 3 Depth d 1/M Depth d M Depth d Depth d 3 Depth d 1/M Depth d M Depth d ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures In case of principal axes of a section Difference of moment inertia is zero Sum of moment of inertia is zero None of these Product of moment of inertia is zero Difference of moment inertia is zero Sum of moment of inertia is zero None of these Product of moment of inertia is zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of maximum shear stress to average shear stress of a circular beam, is 4/7 4/3 3/2 2/3 4/7 4/3 3/2 2/3 ANSWER DOWNLOAD EXAMIANS APP
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