Question: Problem 2 The stress - strain relationship shown in Figure 1 was obtained during the tensile test of an aluminum alloy specimen. Determine Elasticity modulus.

Problem 2
The stress-strain relationship shown in Figure 1 was obtained during the tensile test of an aluminum alloy specimen.
Determine Elasticity modulus.
Indicate elasticity and plasticity zone.
Plot the curve corresponding to unloading.
Figure 1 stress versus strain
Problem 2 The stress - strain relationship shown

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