Engineering Materials Corundum contains more than 95% Steel SiO2 Al2O3 MgO Steel SiO2 Al2O3 MgO ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloy used for making electrical resistances and heating elements is Elinvar Magnin Invar Nichrome Elinvar Magnin Invar Nichrome 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 Recrystallization Precipitation Allotropic change Heat treatment Recrystallization Precipitation ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Maximum percentage of carbon in austenite is 0.0026 0.008 0.00025 0.017 0.0026 0.008 0.00025 0.017 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloying element which can replace tungsten in high speed steels is Cobalt Vanadium Nickel Molybdenum Cobalt Vanadium Nickel Molybdenum ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Dow metal contains 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 92.5% aluminium and, 4% copper, 2% nickel and 1.5% Mg 90% aluminium and 90% copper ANSWER DOWNLOAD EXAMIANS APP
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