Engineering Materials Depth of hardness of steel is increased by addition of Tungsten Nickel Chromium Vanadium Tungsten Nickel Chromium Vanadium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Manganese is added in low carbon steel to Make the steel ductile and of good bending qualities Make the steel tougher and harder Raise the yield point All of these Make the steel ductile and of good bending qualities Make the steel tougher and harder Raise the yield point All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Process of Austempering results in Martenistic structure Lamellar layers of carbide distributed throughout the structure Carburised structure Formation of bainite structure Martenistic structure Lamellar layers of carbide distributed throughout the structure Carburised structure Formation of bainite structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of lead and bismuth to aluminium results in Improving machinability One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improvement of casting characteristics Improving machinability One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improvement of casting characteristics ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following metal shrinks most from molten state to solid state? Cast steel Cast iron Admiralty metal Brass Cast steel Cast iron Admiralty metal Brass ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical temperature Depends upon the rate of heating Decreases as the carbon content in steel increases Increases as the carbon content in steel increases Is same for all steels Depends upon the rate of heating Decreases as the carbon content in steel increases Increases as the carbon content in steel increases Is same for all steels ANSWER DOWNLOAD EXAMIANS APP