EXAMIANS
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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The locus of the moment of inertia about inclined axes to the principal axis, is
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Gradually applied static loads do not change with time their
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For calculating the allowable stress of long columns σ0 = σy/n [1 - a (1/r)²]is the empirical formula, known as
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Beams composed of more than one material, rigidly connected together so as to behave as one piece, are known as
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A cantilever of length ‘L’ is subjected to a bending moment ‘M’ at its free end. If EI is the flexural rigidity of the section, the deflection of the free end, is
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A shaft subjected to a bending moment M and a torque T, experiences
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Y are the bending moment, moment of inertia, radius of curvature, modulus of If M, I, R, E, F, and elasticity stress and the depth of the neutral axis at section, then
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The strain energy due to volumetric strain
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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:
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