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
Engineering Materials The transistor is made of Germanium Gold Silver Copper Germanium Gold Silver Copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ability of a material to resist softening at high temperature is known as Hot tempering Hot hardness Fatigue Creep Hot tempering Hot hardness Fatigue Creep ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Dislocations in materials refer to the following type of defect Volumetric defect Plane defect Point defect Line defect Volumetric defect Plane defect Point defect Line defect ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The machinability of aluminium increases when _________ is added to aluminium. Copper Silicon Magnesium Lead and bismuth Copper Silicon Magnesium Lead and bismuth ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about properties of aluminium? Modulus of elasticity is fairly low Wear resistance is very good Fatigue strength is not high Creep strength limits its use to fairly low temperatures Modulus of elasticity is fairly low Wear resistance is very good Fatigue strength is not high Creep strength limits its use to fairly low temperatures ANSWER DOWNLOAD EXAMIANS APP