Engineering Materials In the lower part of the blast furnace (zone of fusion), the temperature is 800°C to 1000°C 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 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White metal contains Silver and chromium 88% copper and 10% tin and rest zinc Alloy of tin, lead and cadmium 63 to 67% nickel and 30% copper Silver and chromium 88% copper and 10% tin and rest zinc Alloy of tin, lead and cadmium 63 to 67% nickel and 30% copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Process of Austempering results in Formation of bainite structure Martenistic structure Carburised structure Lamellar layers of carbide distributed throughout the structure Formation of bainite structure Martenistic structure Carburised structure Lamellar layers of carbide distributed throughout the structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The purpose of heat treatment is to Any one of these Relieve the stresses set up in the material after hot or cold working Modify the structure of the material Change grain size Any one of these Relieve the stresses set up in the material after hot or cold working Modify the structure of the material Change grain size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gun metal contains 70% copper and 30% zinc 90% copper and 10% tin 70 - 78% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc 90% copper and 10% tin 70 - 78% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Free cutting steels Contain carbon in free from Can be cut freely Is used where rapid machining is the prime requirement Require minimum cutting force Contain carbon in free from Can be cut freely Is used where rapid machining is the prime requirement Require minimum cutting force ANSWER DOWNLOAD EXAMIANS APP
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