Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Vanadium Chromium Nickel Cobalt Vanadium Chromium Nickel Cobalt ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel in steel Improves cutting ability and reduces hardenability Gives ductility, toughness, tensile strength and anti-corrosion properties Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Gives ductility, toughness, tensile strength and anti-corrosion properties Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pig iron is the name given to Iron in molten form in the ladles Product of blast furnace made by reduction of iron ore Iron containing huge quantities of carbon Raw material for blast furnace Iron in molten form in the ladles Product of blast furnace made by reduction of iron ore Iron containing huge quantities of carbon Raw material for blast furnace 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 Suddenly in a suitable cooling medium In still air Any one of these Slowly in the furnace Suddenly in a suitable cooling medium In still air Any one of these Slowly in the furnace ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Manganese in steel increases its Ductility Fluidity Tensile strength Hardness Ductility Fluidity Tensile strength Hardness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Beryllium bronze contains 97.75% copper and 2.25% beryllium 80% copper and 20% beryllium 99% copper and 1% beryllium 60% copper and 40% beryllium 97.75% copper and 2.25% beryllium 80% copper and 20% beryllium 99% copper and 1% beryllium 60% copper and 40% beryllium ANSWER DOWNLOAD EXAMIANS APP
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