Engineering Materials MCQ with Answers

Engineering Materials MCQ with Answers

166) Weld decay is the phenomenon found with

Answer is:

stainless steel.

167) Materials after cold working are subjected to following process to relieve stresses

Answer is:

annealing

168) Hardness of upper bainite (acicular structure) is about

Answer is:

RC 48

Explanation:

Hardness of upper bainite (acicular structure) is about RC 48

169) Carbon in iron is an example of

Answer is:

interstitial solid solution

170) Brass (alloy of copper and zinc) is an example of

Answer is:

substitutional solid solution

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