Engineering Materials Addition of silicon to aluminium results in Improvement of corrosion resistance Improvement of casting characteristics One of the best known age and precipitation hardening systems Improving machinability Improvement of corrosion resistance Improvement of casting characteristics One of the best known age and precipitation hardening systems Improving machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Eutectoid steel contains following percentage of carbon 0.003 0.0063 0.008 0.0002 0.003 0.0063 0.008 0.0002 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The toughness of a material __________ when it is heated. Increases Remain same Decreases None of these Increases Remain same Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Monel metal contains Alloy of tin, lead and cadmium Malleable iron and zinc 63 to 67% nickel and 30% copper 88% copper and 10% tin and rest zinc Alloy of tin, lead and cadmium Malleable iron and zinc 63 to 67% nickel and 30% copper 88% copper and 10% tin and rest zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The presence of sulphur in pig iron makes It hard It brittle It easily machinable The casting unsound It hard It brittle It easily machinable The casting unsound 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