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Materials and Construction

Materials and Construction
Addition of nickel to copper improves its

Ductility
Machinability
Strength
Hardness

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Materials and Construction
Corrosion resistance of steel is increased by the addition of

Phosphorous and tungsten
Nickel and chromium
Lead and vanadium
Molybdenum and tungsten

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Materials and Construction
In a plate type heat exchanger, heat transfer plates are never made of

Cast iron
Stainless steel
Hastealloy C
Titanium

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Materials and Construction
Presence of 0.3 to 0.5% arsenic in copper increases its

Ductility
Malleability
Tenacity & hardness
Electrical conductivity

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Materials and Construction
An ideal material of construction for the storage of 50% caustic soda solution would be

None of these
Monel
High silicon cast iron
Karbate

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Materials and Construction
Hammers and railway rails are normally made of

Dead mild steel
Mild steel
Medium carbon steel
High carbon steel

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MORE MCQ ON Materials and Construction

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