Engineering Materials Addition of silicon to aluminium results in One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improving machinability Improvement of casting characteristics One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improving machinability Improvement of casting characteristics ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cyaniding is the process of Adding carbon and nitrogen by heat treatment of steel to increase its surface hardness Dipping steel in cyanide bath Reacting steel surface with cyanide salts Obtaining cyanide salts Adding carbon and nitrogen by heat treatment of steel to increase its surface hardness Dipping steel in cyanide bath Reacting steel surface with cyanide salts Obtaining cyanide salts ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pig iron is the name given to Iron containing huge quantities of carbon Iron in molten form in the ladles Product of blast furnace made by reduction of iron ore Raw material for blast furnace Iron containing huge quantities of carbon Iron in molten form in the ladles Product of blast furnace made by reduction of iron ore Raw material for blast furnace ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following constituents of steels is softest and least strong? Pearlite Austenite Ferrite Cementite Pearlite Austenite Ferrite Cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In the lower part of the blast furnace (zone of fusion), the temperature is 1500°C to 1700°C 1200°C to 1300°C 400° to 700°C 800°C to 1000°C 1500°C to 1700°C 1200°C to 1300°C 400° to 700°C 800°C to 1000°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Mild steel belongs to the following category Alloy steel Medium carbon steel High carbon steel Low carbon steel Alloy steel Medium carbon steel High carbon steel Low carbon steel ANSWER DOWNLOAD EXAMIANS APP