Engineering Materials The machinability of aluminium increases when _________ is added to aluminium. Magnesium Silicon Lead and bismuth Copper Magnesium Silicon Lead and bismuth Copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The percentage of carbon in low carbon steel is 0.5% 0.05% 0.15% 0.3% 0.5% 0.05% 0.15% 0.3% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials According to Indian standard specifications, plain carbon steel designated by 40 C8 means that the carbon content is 0.0004 0.35 to 0.45% 0.6 to 0.8% 0.4 to 0.6% 0.0004 0.35 to 0.45% 0.6 to 0.8% 0.4 to 0.6% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Duralumin contains 4 to 4.5% magnesium, 3 to 4% copper 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 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 4 to 4.5% magnesium, 3 to 4% copper 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 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 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Machining properties of steel are improved by adding Sulphur, lead, phosphorous Chromium, nickel Silicon, aluminium, titanium Vanadium, aluminium Sulphur, lead, phosphorous Chromium, nickel Silicon, aluminium, titanium Vanadium, aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Admiralty gun metal contains 63 to 67% nickel and 30% copper 88% copper, 10% tin and rest zinc Alloy of tin, lead and cadmium Iron scrap and zinc 63 to 67% nickel and 30% copper 88% copper, 10% tin and rest zinc Alloy of tin, lead and cadmium Iron scrap and zinc ANSWER DOWNLOAD EXAMIANS APP