MCQ
By annealing, steel
- ✓Becomes soft
- BBecomes liquid
- CBecomes hard and brittle
- DIs covered with a thin film of $F{e_3}{O_4}$
✓
Answer
Correct option: A.
Becomes soft
a
(a)When the quenched steel is heated to temperature below red hot and then allowed to cool slowly, it becomes soft. This process is known as annealing.
(a)When the quenched steel is heated to temperature below red hot and then allowed to cool slowly, it becomes soft. This process is known as annealing.
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