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What is the main purpose of annealing?a) To improve machinabilityc) To increase hardnessy Hrb) To improve magnetismd) To increase toughness |
Answer» <p>Annealing, in metallurgy and materials science, 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.</p> | |