Engineering Materials In the lower part of the blast furnace (zone of fusion), the temperature is 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 1500°C to 1700°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following represents the allotropic forms of iron? Body centered cubic iron and face centered cubic iron Alpha iron and beta iron Alpha iron, beta iron and gamma iron Alpha iron, gamma from and delta iron Body centered cubic iron and face centered cubic iron Alpha iron and beta iron Alpha iron, beta iron and gamma iron Alpha iron, gamma from and delta iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is said to be allotropic, if it has Atoms distributed in random pattern Any one of the above Different crystal structures at different temperatures Fixed structure at all temperatures Atoms distributed in random pattern Any one of the above Different crystal structures at different temperatures Fixed structure at all temperatures ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Process of Austempering results in Martenistic structure Carburised structure Formation of bainite structure Lamellar layers of carbide distributed throughout the structure Martenistic structure Carburised structure Formation of bainite structure Lamellar layers of carbide distributed throughout the structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following material has maximum ductility? Copper Nickel Aluminium Mild steel Copper Nickel Aluminium Mild steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Balls for ball bearings are made of Carbon-chrome steel Mild steel Cast iron Stainless steel Carbon-chrome steel Mild steel Cast iron Stainless steel ANSWER DOWNLOAD EXAMIANS APP
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