Subject Engineering Mechanical Engineering


A metal sheet, with axes shown in diagram attached, is loaded in plane stress.

For the following loading system:
σ11= 20MPa    σ22= -10MPa    σ12= 10MPa

- calculate the principal strains if the materials has Young's modulus E = 70GPa, and Poisson's ratio v = 0.3

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Metal Sheet Principal Strains

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