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The ratio of young’s modulus to modulus of rigidity for a material having Poisson’s ratio 0.2 is
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Consider the following factors: a) Large number of loading cycles b) Large variations in stress c) Large stress concentrations
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Which of the following materials is expected to have the least value of Young’s modulus of elasticity?
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The intensity of direct longitudinal stress in the cross-section at any point distant r from the neutral axis, is proportional to
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In Brinell hardness test, the type of indentor used is
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Which of the following is a relatively ductile material?
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Creep of a material is
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Total number of elastic constant of an isotropic material are
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Strain energy due to sudden axial load is given by : ( σ : Resultant stress, P : Axial load, Δ : Deformation, ε: Strain, E : Modulus of Elasticity)
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“Poisson’s ratio” is defined as the ratio of
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