Engineering Materials The heat treatment process used for softening hardened steel is Normalizing Carburising Tempering Annealing Normalizing Carburising Tempering Annealing ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following represents the allotropic forms of iron? Alpha iron, gamma from and delta iron Alpha iron, beta iron and gamma iron Body centered cubic iron and face centered cubic iron Alpha iron and beta iron Alpha iron, gamma from and delta iron Alpha iron, beta iron and gamma iron Body centered cubic iron and face centered cubic iron Alpha iron and beta iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The percentage of carbon in grey iron castings usually varies between 2.5 to 4.5% 0.5 to 1% 0.012 5 to 7% 2.5 to 4.5% 0.5 to 1% 0.012 5 to 7% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When elements like nickel, chromium, copper and molybdenum are added to the molten cast iron, it produces White cast iron Malleable cast iron Nodular cast iron Alloy cast iron White cast iron Malleable cast iron Nodular cast iron Alloy cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloying element which reduces the formation of iron sulphide in steel is Manganese Nickel Chromium Vanadium Manganese Nickel Chromium Vanadium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Taps dies and drills contain carbon Below 1% Above 2.2% Above 1% Below 0.5% Below 1% Above 2.2% Above 1% Below 0.5% ANSWER DOWNLOAD EXAMIANS APP
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