Engineering Materials Manganese in steel increases its Ductility Fluidity Tensile strength Hardness Ductility Fluidity Tensile strength Hardness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Machining properties of steel are improved by adding Chromium, nickel Silicon, aluminium, titanium Vanadium, aluminium Sulphur, lead, phosphorous Chromium, nickel Silicon, aluminium, titanium Vanadium, aluminium Sulphur, lead, phosphorous ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical point for all steels is 913°C 700°C 723°C 600°C 913°C 700°C 723°C 600°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials For a steel containing 0.8% carbon There is no critical point There can be any number of critical points There are two critical points There is only one critical point There is no critical point There can be any number of critical points There are two critical points There is only one critical point ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Drop forging dies contain carbon of the order of 0.7 to 0.9% 0.6 to 0.7% 0.1 to 0.2% 0.25 to 0.5% 0.7 to 0.9% 0.6 to 0.7% 0.1 to 0.2% 0.25 to 0.5% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Dow metal contains 90% aluminium and 90% copper 90% magnesium and 9% aluminium with some 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% aluminium and 90% copper 90% magnesium and 9% aluminium with some 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 ANSWER DOWNLOAD EXAMIANS APP