Engineering Materials Gun metal contains 70 - 78% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 90% copper and 10% tin 70% copper and 30% zinc 70 - 78% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 90% copper and 10% tin 70% copper and 30% zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The machinability of aluminium increases when _________ is added to aluminium. Magnesium Copper Lead and bismuth Silicon Magnesium Copper Lead and bismuth Silicon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chromium when added to steel _________ the tensile strength. Decreases None of these Does not effect Increases Decreases None of these Does not effect Increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Depth of hardness of steel is increased by addition of Chromium Nickel Tungsten Vanadium Chromium Nickel Tungsten Vanadium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Compressive strength of grey cast iron in tonnes/cm is of the order of 710 1015 57 35 710 1015 57 35 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Dow metal contains 92.5% aluminium and, 4% copper, 2% nickel and 1.5% Mg 90% magnesium and 9% aluminium with some copper 90% aluminium and 90% copper 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe 92.5% aluminium and, 4% copper, 2% nickel and 1.5% Mg 90% magnesium and 9% aluminium with some copper 90% aluminium and 90% copper 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe ANSWER DOWNLOAD EXAMIANS APP
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