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Annealing a metal ________ its internal strains.(a) doesn’t affect(b) removes(c) increases(d) doublesI got this question by my college professor while I was bunking the class.My enquiry is from Heat Treatment Terms topic in portion Physical Test & Heat Treatment Terms of Aerospace Materials & Processes

Answer» RIGHT choice is (b) removes

Explanation: Annealing a metal is heating it uniformly and then cooling it SLOWLY. This alters the internal arrangement of ATOMS. Annealing is known to remove internal strains and decrease the HARDNESS of the metal.


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