Engineering Materials In low carbon steels, ________ raises the yield point and improves the resistance to atmospheric corrosion. Manganese Sulphur Phosphorus Silicon Manganese Sulphur Phosphorus Silicon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Dow metal contains 90% aluminium and 90% copper 90% magnesium and 9% aluminium with some 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% aluminium and 90% copper 90% magnesium and 9% aluminium with some 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 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Alnico, an alloy used extensively for permanent magnets contains iron, nickel, aluminium and cobalt in the following ratio 50 : 20 : 10 : 20 50 : 20 : 20 : 10 30 : 20 : 30 : 20 40 : 30 : 20 : 10 50 : 20 : 10 : 20 50 : 20 : 20 : 10 30 : 20 : 30 : 20 40 : 30 : 20 : 10 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Recrystallization temperature can be lowered by Grain refinement Working at lower temperature Purification of metal All of these Grain refinement Working at lower temperature Purification of metal All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Mild steel belongs to the following category High carbon steel Low carbon steel Medium carbon steel Alloy steel High carbon steel Low carbon steel Medium carbon steel Alloy steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When elements like nickel, chromium, copper and molybdenum are added to the molten cast iron, it produces Malleable cast iron Alloy cast iron White cast iron Nodular cast iron Malleable cast iron Alloy cast iron White cast iron Nodular cast iron ANSWER DOWNLOAD EXAMIANS APP
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