Engineering Materials MCQ with Answers

Engineering Materials MCQ with Answers

226) Which one of the following metals would work-harden more quickly than the others?

Answer is:

brass

227) A specimen of aluminium metal when observed under microscope shows

Answer is:

F.C.C. crystal structure

228) The usual composition of a soldering alloy is

Answer is:

tin, lead and small percentage of antimony

229) Admiralty brass used for steam condenser tubes contains copper and zinc in the following ratio

Answer is:

30 : 70

230) Corrosion resistance of steel is increased by adding

Answer is:

chromium and nickel

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