Engineering Materials Tungsten in high speed steel provides Hot hardness Sharp cutting edge Wear resistance Toughness Hot hardness Sharp cutting edge Wear resistance Toughness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In full annealing, the hypo eutectoid steel is heated from 30°C to 50°C above the upper critical temperature and then cooled Any one of these Suddenly in a suitable cooling medium Slowly in the furnace In still air Any one of these Suddenly in a suitable cooling medium Slowly in the furnace In still air ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel in steel Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Delta iron occurs at temperature of Between 910°C and 1400°C Room temperature Above melting point Between 1400°C and 1539°C Between 910°C and 1400°C Room temperature Above melting point Between 1400°C and 1539°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Manganese in steel increases its Fluidity Ductility Hardness Tensile strength Fluidity Ductility Hardness Tensile strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following element results in presence of free graphite in C.I.? Carbon Manganese Sulphur Silicon Carbon Manganese Sulphur Silicon ANSWER DOWNLOAD EXAMIANS APP
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