Engineering Materials Muntz metal contains copper and zinc in the ratio of 2.1180555555556 2.5277777777778 40 : 60 0.88888888888889 2.1180555555556 2.5277777777778 40 : 60 0.88888888888889 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following statements are true for annealing of steels? Steels are heated to 500 to 700°C Internal stresses are relieved All of these Cooling is done slowly and steadily Steels are heated to 500 to 700°C Internal stresses are relieved All of these Cooling is done slowly and steadily ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tensile strength of steel can be safely increased by Adding carbon up to 6.3% Adding carbon up to 2.8% Adding carbon up to 0.83% Adding small quantities of copper Adding carbon up to 6.3% Adding carbon up to 2.8% Adding carbon up to 0.83% Adding small quantities of copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Points of arrest for iron correspond to Stages at which properties do not change with increase in temperature Stages at which allotropic forms change There is nothing like points of arrest Stages at which further heating does not increase temperature for some time Stages at which properties do not change with increase in temperature Stages at which allotropic forms change There is nothing like points of arrest Stages at which further heating does not increase temperature for some time ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When elements like nickel, chromium, copper and molybdenum are added to the molten cast iron, it produces Nodular cast iron White cast iron Alloy cast iron Malleable cast iron Nodular cast iron White cast iron Alloy cast iron Malleable cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials 1841 high speed steel contains Vanadium 4%, chromium 18% and tungsten 1% Vanadium 1%, chromium 4% and tungsten 18% None of these Vanadium 18%, chromium 1% and tungsten 4% Vanadium 4%, chromium 18% and tungsten 1% Vanadium 1%, chromium 4% and tungsten 18% None of these Vanadium 18%, chromium 1% and tungsten 4% ANSWER DOWNLOAD EXAMIANS APP
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