Engineering Materials Manganese in steel increases its Tensile strength Ductility Fluidity Hardness Tensile strength Ductility Fluidity Hardness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following represents the allotropic forms of iron? Body centered cubic iron and face centered cubic iron Alpha iron, gamma from and delta iron Alpha iron and beta iron Alpha iron, beta iron and gamma iron Body centered cubic iron and face centered cubic iron Alpha iron, gamma from and delta iron Alpha iron and beta iron Alpha iron, beta iron and gamma iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The heat treatment process used for softening hardened steel is Carburising Annealing Tempering Normalizing Carburising Annealing Tempering Normalizing ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A small percentage of boron is added to steel in order to Reduce machinability Increase endurance strength Increase hardenability Increase wear resistance Reduce machinability Increase endurance strength Increase hardenability Increase wear resistance ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hardness of lower bainite (tempered martensite) is about RC 80 RC 48 RC 57 RC 65 RC 80 RC 48 RC 57 RC 65 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corrosion resistance of steel is increased by addition of Chromium and nickel Vanadium, aluminium Tungsten, molybdenum, vanadium, chromium Sulphur, phosphorus, lead Chromium and nickel Vanadium, aluminium Tungsten, molybdenum, vanadium, chromium Sulphur, phosphorus, lead ANSWER DOWNLOAD EXAMIANS APP
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