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Mechanical Engineering · Q162

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Engineering and GATE · Mechanical Engineering · question 162

Q162

The increase in hardness due to cold working, is called

A.
Age hardening
B.
Work hardening
Answer
C.
Induction hardening
D.
Flame hardening

Answer: Option B

Solution

Answer: Option B
Solution:
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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