Engineering Materials Nodular cast iron is produced by adding ________ to the molten cast iron. Chromium Copper Nickel Magnesium Chromium Copper Nickel Magnesium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gamma iron exits at following temperature Room temperature Between 910°C and 1400°C Near melting point Between 1400°C and 1539°C Room temperature Between 910°C and 1400°C Near melting point Between 1400°C and 1539°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cyaniding is the process of Dipping steel in cyanide bath Adding carbon and nitrogen by heat treatment of steel to increase its surface hardness Obtaining cyanide salts Reacting steel surface with cyanide salts Dipping steel in cyanide bath Adding carbon and nitrogen by heat treatment of steel to increase its surface hardness Obtaining cyanide salts Reacting steel surface with cyanide salts ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel with __________ carbon is known as hypo-eutectoid steel. Above 0.8% 0.008 None of these Below 0.8% Above 0.8% 0.008 None of these Below 0.8% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Constantan an alloy used in thermocouples is an alloy of Copper and zinc Copper and nickel Copper and iron Copper and tin Copper and zinc Copper and nickel Copper and iron Copper and tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The toughness of a material __________ when it is heated. None of these Remain same Decreases Increases None of these Remain same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
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