A metallic rod of diameter d0 is subjected to the tensile test

A metallic rod of diameter d0 is subjected to the tensile test

Q. A metallic rod of diameter d0 is subjected to the tensile test. The engineering stress and the true stress at fracture are 800 MPa and 900 MPa, respectively. The ratio of the rod diameter at fracture d f   to the initial diameter d0 is (round off to 2 decimal places)

Ans: 0.93 – 0.95

Sol:

Concept

Calculations

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