Engineering Materials Points of arrest for iron correspond to Stages at which allotropic forms change There is nothing like points of arrest Stages at which properties do not change with increase in temperature Stages at which further heating does not increase temperature for some time Stages at which allotropic forms change There is nothing like points of arrest Stages at which properties do not change with increase in temperature Stages at which further heating does not increase temperature for some time ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The blade of a power saw is made of Malleable cast iron High speed steel Stainless steel Boron steel Malleable cast iron High speed steel Stainless steel Boron steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following display properties similar to that of steel? Blackheart cast iron Whiteheart cast iron Both (A) and (B) None of these Blackheart cast iron Whiteheart cast iron Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corrosion resistance of steel is increased by addition of Chromium and nickel Sulphur, phosphorus, lead Vanadium, aluminium Tungsten, molybdenum, vanadium, chromium Chromium and nickel Sulphur, phosphorus, lead Vanadium, aluminium Tungsten, molybdenum, vanadium, chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In low carbon steels, ________ raises the yield point and improves the resistance to atmospheric corrosion. Manganese Phosphorus Sulphur Silicon Manganese Phosphorus Sulphur Silicon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of silicon 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