Engineering Materials Hardness of lower bainite (tempered martensite) is about RC 65 RC 80 RC 48 RC 57 RC 65 RC 80 RC 48 RC 57 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The temperature at which ferromagnetic alpha iron transforms to paramagnetic alpha iron is 770°C 910°C Below recrystallization temperature 1050°C 770°C 910°C Below recrystallization temperature 1050°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When elements like nickel, chromium, copper and molybdenum are added to the molten cast iron, it produces Alloy cast iron White cast iron Nodular cast iron Malleable cast iron Alloy cast iron White cast iron Nodular cast iron Malleable cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following is the binding material in cemented carbides? Iron Vanadium Cobalt Nickel Iron Vanadium Cobalt Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness of steel primarily depends on Shape of carbides and their distribution in iron Percentage of carbon Percentage of alloying elements Heat treatment employed Shape of carbides and their distribution in iron Percentage of carbon Percentage of alloying elements Heat treatment employed ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Admiralty gun metal contains Alloy of tin, lead and cadmium Iron scrap and zinc 88% copper, 10% tin and rest zinc 63 to 67% nickel and 30% copper Alloy of tin, lead and cadmium Iron scrap and zinc 88% copper, 10% tin and rest zinc 63 to 67% nickel and 30% copper ANSWER DOWNLOAD EXAMIANS APP