Engineering Materials Hardness of lower bainite (tempered martensite) is about RC 48 RC 80 RC 57 RC 65 RC 48 RC 80 RC 57 RC 65 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Duralumin contains 3.5 to 4.5% copper, 0.4 to 0.7% magnesium, 0.4 to 0.7% manganese and rest aluminium 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium 3.5 to 4.5% copper, 1.2 to 1.7% manganese, 1.8 to 2.3% nickel, 0.6% each of silicon, magnesium and iron, and rest aluminium 5 to 6% tin, 2 to 3% copper and rest aluminium 3.5 to 4.5% copper, 0.4 to 0.7% magnesium, 0.4 to 0.7% manganese and rest aluminium 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium 3.5 to 4.5% copper, 1.2 to 1.7% manganese, 1.8 to 2.3% nickel, 0.6% each of silicon, magnesium and iron, and rest aluminium 5 to 6% tin, 2 to 3% copper and rest aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of copper to aluminium results in Improvement of corrosion resistance Improving machinability One of the best known age and precipitation hardening systems Improvement of casting characteristics Improvement of corrosion resistance Improving machinability One of the best known age and precipitation hardening systems Improvement of casting characteristics ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials According to Indian standard specifications, plain carbon steel designated by 40 C8 means that the carbon content is 0.6 to 0.8% 0.0004 0.4 to 0.6% 0.35 to 0.45% 0.6 to 0.8% 0.0004 0.4 to 0.6% 0.35 to 0.45% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The property of a material essential for spring materials is Ductility Resilience Plasticity Stiffness Ductility Resilience Plasticity Stiffness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloying element which can replace tungsten in high speed steels is Cobalt Nickel Vanadium Molybdenum Cobalt Nickel Vanadium Molybdenum ANSWER DOWNLOAD EXAMIANS APP