In cold working of metal as compared to its hot working

Question: In cold working of metal as compared to its hot working
[A].

cracks and blow holes are eliminated.

[B].

ductility and impact strength improves.

[C].

appreciable strain hardening is produced.

[D].

yield stress, hardness and fatigue strength is not at all affected.

Answer: Option D

Explanation:

No answer description available for this question.