Engineering Materials Nodular cast iron is produced by adding ________ to the molten cast iron. Copper Chromium Nickel Magnesium Copper Chromium Nickel Magnesium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chilled cast iron has A low percentage of graphite No graphite Graphite as its basic constituent of composition A very high percentage of graphite A low percentage of graphite No graphite Graphite as its basic constituent of composition A very high percentage of graphite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Y-alloy contains 3.5 to 4.5% copper, 0.4 to 0.7% magnesium, 0.4 to 0.7% manganese and rest aluminium 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium 3.5 to 4.5% copper, 1.2 to 1.7% manganese, 1.8 to 2.3% nickel, 0.6% each of silicon, magnesium and iron, and rest aluminium 5 to 6% tin, 2 to 3% copper and rest aluminium 3.5 to 4.5% copper, 0.4 to 0.7% magnesium, 0.4 to 0.7% manganese and rest aluminium 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium 3.5 to 4.5% copper, 1.2 to 1.7% manganese, 1.8 to 2.3% nickel, 0.6% each of silicon, magnesium and iron, and rest aluminium 5 to 6% tin, 2 to 3% copper and rest aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following when used in ordinary low carbon steels, makes the metal ductile and of good bending qualities? Manganese Phosphorus Silicon Sulphur Manganese Phosphorus Silicon Sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following element results in presence of free graphite in C.I.? Silicon Carbon Sulphur Manganese Silicon Carbon Sulphur Manganese ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following steel making process is being adopted at Rourkela (in India) Steel Plant? LD process Open hearth process Electric process Bessemer process LD process Open hearth process Electric process Bessemer process ANSWER DOWNLOAD EXAMIANS APP
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