D-And F-Block Elements Ques 139

Question: If steel is heated to a temperature well below red heat and is then cooled slowly, the process is called

[Kerala (Med.) 2002]

Options:

A) Tempering

B) Hardening

C) Softening

D) Annealing

Show Answer

Answer:

Correct Answer: A

Solution:

The steel obtained by this process retains its hardness but is not brittle.



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