Question

Stress and strain curve for metallic wire​

Answer 1

answer:

The stress-strain graph for a metal wire is given in figure, upto the point B, the wire returns to its original state O along the curve BAO, when it is gradually unloaded. Point E corresponds to the fracture point of the wire. ... (a) Upto point A, Hooke's law is obeyed because the graph is straight line from O to A.

Answer 2

Answer:

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Explanation:

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