The increase in hardness due to cold working, is called
A. Age hardening
B. Work hardening
C. Induction hardening
D. Flame hardening
Answer: Option B
Solution(By Examveda Team)
Work hardening also called cold working is one of the process of increasing the strength of the material.Work hardening is a very useful strengthening mechanism that occurs particularly in metallic materials through plastic deformation.
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