Engineering Materials Points of arrest for iron correspond to Stages at which further heating does not increase temperature for some time Stages at which allotropic forms change There is nothing like points of arrest Stages at which properties do not change with increase in temperature Stages at which further heating does not increase temperature for some time Stages at which allotropic forms change There is nothing like points of arrest Stages at which properties do not change with increase in temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A small percentage of boron is added to steel in order to Reduce machinability Increase hardenability Increase wear resistance Increase endurance strength Reduce machinability Increase hardenability Increase wear resistance Increase endurance strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White metal contains 88% copper and 10% tin and rest zinc Alloy of tin, lead and cadmium Silver and chromium 63 to 67% nickel and 30% copper 88% copper and 10% tin and rest zinc Alloy of tin, lead and cadmium Silver and chromium 63 to 67% nickel and 30% copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Lead is poured into the joint between two pipes. These pipes may be made of Vitrified clay Concrete Cast iron Asbestos cement Vitrified clay Concrete Cast iron Asbestos cement ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gun metal contains 85 - 92% copper and rest tin with little lead and nickel 70 - 78% copper and rest tin 90% copper and 10% tin 70% copper and 30% zinc 85 - 92% copper and rest tin with little lead and nickel 70 - 78% copper and rest tin 90% copper and 10% tin 70% copper and 30% zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness of steel primarily depends on Percentage of alloying elements Shape of carbides and their distribution in iron Heat treatment employed Percentage of carbon Percentage of alloying elements Shape of carbides and their distribution in iron Heat treatment employed Percentage of carbon ANSWER DOWNLOAD EXAMIANS APP
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