Engineering Materials Drop forging dies contain carbon of the order of 0.1 to 0.2% 0.6 to 0.7% 0.7 to 0.9% 0.25 to 0.5% 0.1 to 0.2% 0.6 to 0.7% 0.7 to 0.9% 0.25 to 0.5% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Dow metal contains 90% magnesium and 9% aluminium with some copper 90% aluminium and 90% 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% magnesium and 9% aluminium with some copper 90% aluminium and 90% 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 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about properties of aluminium? Modulus of elasticity is fairly low Fatigue strength is not high Wear resistance is very good Creep strength limits its use to fairly low temperatures Modulus of elasticity is fairly low Fatigue strength is not high Wear resistance is very good Creep strength limits its use to fairly low temperatures ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The presence of sulphur in pig iron makes It easily machinable The casting unsound It brittle It hard It easily machinable The casting unsound It brittle It hard ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The unit cells Contain the smallest number of atoms which when taken together have all the properties of the crystals of the particular metal May be defined as the smallest parallelepiped which could be transposed in three coordinate directions to build up the space lattice All of these Have the same orientation and their similar faces are parallel Contain the smallest number of atoms which when taken together have all the properties of the crystals of the particular metal May be defined as the smallest parallelepiped which could be transposed in three coordinate directions to build up the space lattice All of these Have the same orientation and their similar faces are parallel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Muntz metal contains copper and zinc in the ratio of 2.1180555555556 40 : 60 0.88888888888889 2.5277777777778 2.1180555555556 40 : 60 0.88888888888889 2.5277777777778 ANSWER DOWNLOAD EXAMIANS APP