Engineering Materials Points of arrest for iron correspond to There is nothing like points of arrest Stages at which further heating does not increase temperature for some time Stages at which allotropic forms change Stages at which properties do not change with increase in temperature There is nothing like points of arrest Stages at which further heating does not increase temperature for some time Stages at which allotropic forms change Stages at which properties do not change with increase in temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Body centered cubic space lattice is found in Gamma iron, aluminium, copper, lead, silver and nickel Zinc, magnesium, cobalt, cadmium, antimony and bismuth None of these Alpha iron, tungsten, chromium and molybdenum Gamma iron, aluminium, copper, lead, silver and nickel Zinc, magnesium, cobalt, cadmium, antimony and bismuth None of these Alpha iron, tungsten, chromium and molybdenum ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of lead and bismuth to aluminium results in Improvement of corrosion resistance Improving machinability Improvement of casting characteristics One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improving machinability Improvement of casting characteristics One of the best known age and precipitation hardening systems ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Stress relaxation is the phenomenon In which parts are not loaded In which stress remains constant on increasing load In which deformation tends to loosen the joint and produces a stress reduced Stress reduces on increasing load In which parts are not loaded In which stress remains constant on increasing load In which deformation tends to loosen the joint and produces a stress reduced Stress reduces on increasing load ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness of steel primarily depends on Percentage of alloying elements Shape of carbides and their distribution in iron Heat treatment employed Percentage of carbon Percentage of alloying elements Shape of carbides and their distribution in iron Heat treatment employed Percentage of carbon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following is the binding material in cemented carbides? Vanadium Iron Nickel Cobalt Vanadium Iron Nickel Cobalt ANSWER DOWNLOAD EXAMIANS APP
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