Engineering Materials Which of the following material has maximum ductility? Nickel Aluminium Mild steel Copper Nickel Aluminium Mild steel Copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The cupola is used to manufacture Pig iron Cast iron Wrought iron Steel Pig iron Cast iron Wrought iron Steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nodular cast iron is produced by adding ________ to the molten cast iron. Nickel Copper Chromium Magnesium Nickel Copper Chromium Magnesium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The temperature required for full annealing in hypereutectoid steel is 30° C to 50° C above upper critical temperature 30° C to 50° C above lower critical temperature 30° C to 50° C below upper critical temperature 30° C to 50° C below lower critical temperature 30° C to 50° C above upper critical temperature 30° C to 50° C above lower critical temperature 30° C to 50° C below upper critical temperature 30° C to 50° C below lower critical temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel in steel Improves cutting ability and reduces hardenability Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Improves cutting ability and reduces hardenability Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Blast furnace produces following by reduction of iron ore Pig iron Malleable iron Cast iron Wrought iron Pig iron Malleable iron Cast iron Wrought iron ANSWER DOWNLOAD EXAMIANS APP