Engineering Materials Which of the following material has maximum ductility? Nickel Copper Aluminium Mild steel Nickel Copper Aluminium Mild steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Alnico, an alloy used extensively for permanent magnets contains iron, nickel, aluminium and cobalt in the following ratio 50 : 20 : 10 : 20 30 : 20 : 30 : 20 50 : 20 : 20 : 10 40 : 30 : 20 : 10 50 : 20 : 10 : 20 30 : 20 : 30 : 20 50 : 20 : 20 : 10 40 : 30 : 20 : 10 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Maximum percentage of carbon in ferrite is 0.001 0.0006 0.0025 0.00025 0.001 0.0006 0.0025 0.00025 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In the lower part of the blast furnace (zone of fusion), the temperature is 1200°C to 1300°C 1500°C to 1700°C 400° to 700°C 800°C to 1000°C 1200°C to 1300°C 1500°C to 1700°C 400° to 700°C 800°C to 1000°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In nodular iron, graphite is in the form of Flakes Cementite Spheroids Free carbon Flakes Cementite Spheroids Free carbon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Quenching is not necessary when hardening is done by Flame hardening Any one of these Case hardening Nitriding Flame hardening Any one of these Case hardening Nitriding ANSWER DOWNLOAD EXAMIANS APP