Engineering Materials Admiralty gun metal contains Alloy of tin, lead and cadmium Iron scrap and zinc 63 to 67% nickel and 30% copper 88% copper, 10% tin and rest zinc Alloy of tin, lead and cadmium Iron scrap and zinc 63 to 67% nickel and 30% copper 88% copper, 10% tin and rest zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about normalizing? Normalizing is done to Induce stresses Improve mechanical properties Refine grain structure Reduce segregation in casting Induce stresses Improve mechanical properties Refine grain structure Reduce segregation in casting ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Drop forging dies contain carbon of the order of 0.1 to 0.2% 0.7 to 0.9% 0.25 to 0.5% 0.6 to 0.7% 0.1 to 0.2% 0.7 to 0.9% 0.25 to 0.5% 0.6 to 0.7% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Admiralty brass used for steam condenser tubes contains copper and zinc in the following ratio 2.1180555555556 40 : 60 2.9375 30 : 70 2.1180555555556 40 : 60 2.9375 30 : 70 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Vanadium in high speed steels Forms very hard carbides and thus increases wear resistance Promotes retention of austenite Promotes decarburisation Provides high hot hardness Forms very hard carbides and thus increases wear resistance Promotes retention of austenite Promotes decarburisation Provides high hot hardness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following is used for bearing liner? Babbitt metal Bell metal Bronze Gun metal Babbitt metal Bell metal Bronze Gun metal ANSWER DOWNLOAD EXAMIANS APP
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