Engineering Materials Nodular cast iron is produced by adding ________ to the molten cast iron. Chromium Magnesium Nickel Copper Chromium Magnesium Nickel Copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials An eutectoid steel consists of Wholly austenite Pearlite and cementite Pearlite and ferrite Wholly pearlite Wholly austenite Pearlite and cementite Pearlite and ferrite Wholly pearlite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel contains Elements like phosphorus, sulphur and silicon in varying quantities 80% or more iron 50% or more iron Alloying elements like chromium, tungsten nickel and copper Elements like phosphorus, sulphur and silicon in varying quantities 80% or more iron 50% or more iron Alloying elements like chromium, tungsten nickel and copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ultimate tensile strength and yield strength of most of the metals, when temperature falls from 0 to 100°C will Increase Remain same Decrease First increase and then decrease Increase Remain same Decrease First increase and then decrease ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Closed packed hexagonal space lattice is found in Alpha-iron, tungsten, chromium and molybdenum Gamma-iron, aluminium, copper, lead, silver and nickel Zinc, magnesium, cobalt, cadmium, antimony and bismuth None of these Alpha-iron, tungsten, chromium and molybdenum Gamma-iron, aluminium, copper, lead, silver and nickel Zinc, magnesium, cobalt, cadmium, antimony and bismuth None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In nodular iron, graphite is in the form of Spheroids Flakes Cementite Free carbon Spheroids Flakes Cementite Free carbon ANSWER DOWNLOAD EXAMIANS APP
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