Engineering Materials Questions

• The cupola is used to manufacture
• Cast iron is manufactured in
• An alloy steel which is work hardenable and which is used to make the blades of bulldozers, bucket wheel excavators and other earth moving equipment contain iron, carbon and
• Nimonic contains __________ percentage of nickel as that of Inconel.
• The electric process of steel making is especially adopted to
• The dieing down of a white flame during the operation of a bessemer converter indicates that the air is burning out silicon and manganese.
• Cast iron is a
• Dye penetrant method is generally used to locate
• Smelting is the process of
• Haematite iron ore contains iron about
• When the steel is normalised, its
• The material in which the atoms are arranged regularly in some directions but not in others, is called
• An eutectoid steel consists of
• White cast iron has a high tensile strength and a low compressive strength.
• The lower critical point for all steels is
• Iron ore is, usually, found in the form of
• The ability of a material to absorb energy in the plastic range is called
• The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is
• The type of space lattice found in gamma-iron is
• Ferrite and pearlite makes the steel soft and ductile.