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 Depth of hardness of steel is increased by addition of Nickel Tungsten Chromium Vanadium Nickel Tungsten Chromium Vanadium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel made from phosphate iron is Ductile Hard Brittle Tough Ductile Hard Brittle Tough ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of lead and bismuth to aluminium results in Improvement of corrosion resistance One of the best known age and precipitation hardening systems Improvement of casting characteristics Improving machinability Improvement of corrosion resistance One of the best known age and precipitation hardening systems Improvement of casting characteristics Improving machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Recrystallization temperature can be lowered by Working at lower temperature All of these Grain refinement Purification of metal Working at lower temperature All of these Grain refinement Purification of metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Dow metal contains 92.5% aluminium and, 4% copper, 2% nickel and 1.5% Mg 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe 90% magnesium and 9% aluminium with some copper 90% aluminium and 90% copper 92.5% aluminium and, 4% copper, 2% nickel and 1.5% Mg 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe 90% magnesium and 9% aluminium with some copper 90% aluminium and 90% copper ANSWER DOWNLOAD EXAMIANS APP