Engineering Materials The percentage of carbon in grey iron castings usually varies between 0.012 0.5 to 1% 5 to 7% 2.5 to 4.5% 0.012 0.5 to 1% 5 to 7% 2.5 to 4.5% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Quenching is not necessary when hardening is done by Flame hardening Nitriding Case hardening Any one of these Flame hardening Nitriding Case hardening Any one of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White metal contains 88% copper and 10% tin and rest zinc 63 to 67% nickel and 30% copper Alloy of tin, lead and cadmium Silver and chromium 88% copper and 10% tin and rest zinc 63 to 67% nickel and 30% copper Alloy of tin, lead and cadmium Silver and chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel made from phosphate iron is Hard Tough Ductile Brittle Hard Tough Ductile Brittle ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Eutectoid reaction occurs at 723°C 600°C 1147°C 1493°C 723°C 600°C 1147°C 1493°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Eutectoid steel contains following percentage of carbon 0.003 0.008 0.0002 0.0063 0.003 0.008 0.0002 0.0063 ANSWER DOWNLOAD EXAMIANS APP