Engineering Materials The machinability of steel is improved by adding Nickel Chromium Nickel and chromium Sulphur, lead and phosphorus Nickel Chromium Nickel and chromium Sulphur, lead and phosphorus ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following elements does not impart hardness to steel? Chromium Silicon Nickel Copper Chromium Silicon Nickel Copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A reversible change in the atomic structure of the steel with a corresponding change in the properties is known as Allotropic change Heat treatment Precipitation Recrystallization Allotropic change Heat treatment Precipitation Recrystallization ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cast iron is manufactured in Blast furnace Bessemer converter Cupola Open hearth furnace Blast furnace Bessemer converter Cupola Open hearth furnace ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Dow metal contains 92.5% aluminium and, 4% copper, 2% nickel and 1.5% Mg 90% aluminium and 90% copper 90% magnesium and 9% aluminium with some copper 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe 92.5% aluminium and, 4% copper, 2% nickel and 1.5% Mg 90% aluminium and 90% copper 90% magnesium and 9% aluminium with some copper 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pearlite consists of 13% carbon and 87% ferrite 13% cementite and 87% ferrite 6.67% carbon and 93.33% iron 13% ferrite and 87% cementite 13% carbon and 87% ferrite 13% cementite and 87% ferrite 6.67% carbon and 93.33% iron 13% ferrite and 87% cementite ANSWER DOWNLOAD EXAMIANS APP