Engineering Materials Aluminium bronze contains 10% aluminium and 90% copper 90% magnesium and 9% aluminium with some copper 92.5% aluminium, 4% copper, 2% nickel, and 1.5% Mg 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe 10% aluminium and 90% copper 90% magnesium and 9% aluminium with some copper 92.5% aluminium, 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 Dislocations in materials refer to the following type of defect Plane defect Line defect Volumetric defect Point defect Plane defect Line defect Volumetric defect Point defect ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten when added to steel __________ the critical temperature. None of these Lowers Does not effect Raises None of these Lowers Does not effect Raises ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The presence of sulphur in pig iron makes It hard The casting unsound It easily machinable It brittle It hard The casting unsound It easily machinable It brittle ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron makes it hard and brittle? Silicon Manganese Phosphorus Sulphur Silicon Manganese Phosphorus Sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following statements are true for annealing of steels? All of these Internal stresses are relieved Steels are heated to 500 to 700°C Cooling is done slowly and steadily All of these Internal stresses are relieved Steels are heated to 500 to 700°C Cooling is done slowly and steadily ANSWER DOWNLOAD EXAMIANS APP
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