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All about Poisson Ratio-II GATE 2024 Fundamental Quiz 4

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Question 1

The value of Poisson ratio for cork is ______.

Question 2

For what value of Poisson’s ratio we can apply both plane stress and strain simultaneously to a problem under consideration?

Question 3

For what value of Poisson’s ratio we can apply both plane stress and strain simultaneously to a problem under consideration?

Question 4

For a 2-D loading the strain tensor is given below. If the Modulus of rigidity of material is 60GPa and Poisson’s ratio = 0.25. The stress applied in X – direction is_____MPa.(correct to one decimal place)
(Strains given in
)

Question 5

A piece of material is subjected to two mutual perpendicular tensile stresses.Strains in the two directions are in the ratio 3:4. If the value of Poisson’s ratio is 0.25 and greatest stress is 90 N/mm2, then Volumetric strain is
[E=200 GPa]

Question 6

A stress element is shown below and stress σx = 85 MPa, σy = 60 MPa, σz = 45 MPa. The poisson’s ratio is μ and youngs modulus of elasticity is 220 GPa.The value of μ for strain to be zero in z-direction is ____

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