Q.2
Process in which the size of the
metal object decreases after cooling
it down is called
Answers
Answered by
5
Answer:
Annealing
Explanation:
In metallurgy and materials science, annealing is a heat treatment that alters the physical and sometimes chemical properties of a material to increase its ductility and reduce its hardness, making it more workable. It involves heating a material above its recrystallization temperature, maintaining a suitable temperature for an appropriate amount of time and then cooling
Answered by
0
Answer:
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Explanation:
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