The ratio of the stresses produced by a suddenly applied load and by a gradually applied load on a bar, is
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Civil Engineering · all questionsTheory Of Structures
Theory Of Structures
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The ratio of circumferential stress to the longitudinal stress in the walls of a cylindrical shell, due to flowing liquid, is
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Stress may be defined as
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A steel bar 5 m × 50 mm is loaded with 2,50,000 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:
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For the close coil helical spring of the maximum deflection is
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The vertical reaction for the arch is
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Pick up the correct statement from the following:
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If Q is load factor, S is shape factor and F is factor of safety in elastic design, the following:
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The locus of the end point of the resultant of the normal and tangential components of the stress on an inclined plane, is
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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
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A square column carries a load P at the centroid of one of the quarters of the square. If a is the side of the main square, the combined bending stress will be
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The eccentricity (e) of a hollow circular column, external diameter 25 cm, internal diameter 15 cm for an eccentric load 100 t for non-development of tension, is
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At any point of a beam, the section modulus may be obtained by dividing the moment of inertia of the section by
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Pick up the correct statement from the following:
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For determining the support reactions at A and B of a three hinged arch, points B and Care joined and produced to intersect the load line at D and a line parallel to the load line through A at D’. Distances AD, DD’ and AD’ when measured were 4 cm, 3 cm and 5 cm respectively. The angle between the reactions at A and B is
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If E, N, K and are modulus of elasticity, modulus of rigidity. Bulk modulus and Poisson ratio of the material, the following relationship holds good
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The horizontal deflection of a parabolic curved beam of span 10 m and rise 3 m when loaded with a uniformly distributed load t per horizontal length, is (where is the M.I. at the crown, which varies as the slope of the arch).
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In case of a simply supported rectangular beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is
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In case of a simply supported I-section beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is
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Q100
Open questionA bar L metre long and having its area of cross-section A, is subjected to a gradually applied tensile load W. The strain energy stored in the bar is
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