Engineering Materials Addition of lead and bismuth to aluminium results in Improvement of casting characteristics One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improving machinability Improvement of casting characteristics One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improving machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Depth of hardness of steel is increased by addition of Nickel Chromium Tungsten Vanadium Nickel Chromium Tungsten Vanadium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cast iron is a Tough material Ductile material Brittle material Malleable material Tough material Ductile material Brittle material Malleable material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Blast furnace produces following by reduction of iron ore Cast iron Wrought iron Malleable iron Pig iron Cast iron Wrought iron Malleable iron Pig iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Large forgings, crank shafts, axles normally contain carbon up to 0.05 to 0.20% 0.45 to 0.55% 0.55 to 1.0% 0.20 to 0.45% 0.05 to 0.20% 0.45 to 0.55% 0.55 to 1.0% 0.20 to 0.45% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Manganese in steel increases its Hardness Tensile strength Fluidity Ductility Hardness Tensile strength Fluidity Ductility ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS