Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Cobalt Chromium Nickel Vanadium Cobalt Chromium Nickel Vanadium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloy used for making electrical resistances and heating elements is Magnin Invar Nichrome Elinvar Magnin Invar Nichrome Elinvar ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Blast furnace produces following by reduction of iron ore Cast iron Malleable iron Wrought iron Pig iron Cast iron Malleable iron Wrought iron Pig iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Age-hardening is related with German silver Gun metal Duralumin Stainless steel German silver Gun metal Duralumin Stainless steel 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 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, 1.2 to 1.7% manganese, 1.8 to 2.3% nickel, 0.6% each of silicon, magnesium and iron, 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 5 to 6% tin, 2 to 3% 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 3.5 to 4.5% copper, 0.4 to 0.7% magnesium, 0.4 to 0.7% manganese and rest aluminium ANSWER DOWNLOAD EXAMIANS APP
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