Engineering Materials In nodular iron, graphite is in the form of Free carbon Spheroids Flakes Cementite Free carbon Spheroids Flakes 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 400° to 700°C 1200°C to 1300°C 800°C to 1000°C 1500°C to 1700°C 400° to 700°C 1200°C to 1300°C 800°C to 1000°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Free cutting steels Require minimum cutting force Contain carbon in free from Is used where rapid machining is the prime requirement Can be cut freely Require minimum cutting force Contain carbon in free from Is used where rapid machining is the prime requirement Can be cut freely ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Smelting is the process of Expelling moisture, carbon dioxide, sulphur and arsenic from the iron ore by heating in shallow kilns All of these Removing the impurities like clay, sand etc. from the iron ore by washing with water Reducing the ore with carbon in the presence of a flux Expelling moisture, carbon dioxide, sulphur and arsenic from the iron ore by heating in shallow kilns All of these Removing the impurities like clay, sand etc. from the iron ore by washing with water Reducing the ore with carbon in the presence of a flux ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following is an amorphous material? Glass Lead Silver Mica Glass Lead Silver Mica ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The purpose of heat treatment is to Relieve the stresses set up in the material after hot or cold working Any one of these Change grain size Modify the structure of the material Relieve the stresses set up in the material after hot or cold working Any one of these Change grain size Modify the structure of the material ANSWER DOWNLOAD EXAMIANS APP