Materials and Construction Duralumin is an alloy of Aluminium, copper and manganese Aluminium, nickel and silicon None of these Aluminium and nickel Aluminium, copper and manganese Aluminium, nickel and silicon None of these Aluminium and nickel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ iron is produced, when molten pig iron is allowed to cool gradually. Wrought Grey cast White cast None of these Wrought Grey cast White cast None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Tin coating on metals is not done by Powder metallurgy Electro-deposition Hot dipping Spraying Powder metallurgy Electro-deposition Hot dipping Spraying ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The most distinguished property of malleable cast iron is its high None of these Hardness Malleability Ductility None of these Hardness Malleability Ductility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Corrosion resistance of steel is increased by the addition of Nickel and chromium Lead and vanadium Molybdenum and tungsten Phosphorous and tungsten Nickel and chromium Lead and vanadium Molybdenum and tungsten Phosphorous and tungsten ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Addition of nickel to copper improves its Machinability Ductility Strength Hardness Machinability Ductility Strength Hardness ANSWER DOWNLOAD EXAMIANS APP
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