Question: During a stress strain test, the unit deformation at a stress of 35 MPa was observed to be 167 x 10-6 m/m and at

During a stress – strain test, the unit deformation at a stress of 35 MPa was observed to be 167 x 10-6 m/m and at a stress of 140 MPa it was 667 x 10-6 m/m. If the proportional limit was 200 MPa,

What is the modulus of elasticity?

What is the strain corresponding to the stress of 80 MPa?

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