Engineering Materials In nodular iron, graphite is in the form of Free carbon Flakes Spheroids Cementite Free carbon Flakes Spheroids Cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Foundry crucible is made of German silver Mild steel Graphite Lead German silver Mild steel Graphite Lead ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White metal contains Alloy of tin, lead and cadmium Silver and chromium 63 to 67% nickel and 30% copper 88% copper and 10% tin and rest zinc Alloy of tin, lead and cadmium Silver and chromium 63 to 67% nickel and 30% copper 88% copper and 10% tin and rest zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Vanadium in high speed steels Provides high hot hardness Promotes decarburisation Promotes retention of austenite Forms very hard carbides and thus increases wear resistance Provides high hot hardness Promotes decarburisation Promotes retention of austenite Forms very hard carbides and thus increases wear resistance ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Super conduction by metals is observed in the temperature range of Around 100°C Below 10°K Above 100°K Around 0°C Around 100°C Below 10°K Above 100°K Around 0°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hematite iron ore contains iron about 0.3 0.55 0.7 0.45 0.3 0.55 0.7 0.45 ANSWER DOWNLOAD EXAMIANS APP