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Materials and Construction

Materials and Construction
Brine (15% concentration) can be stored in a vessel made of

Cast iron
Monel
Karbate
None of these

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Materials and Construction
Ceramic recuperators are generally made of

Fireclay bricks
High alumina bricks
Calcium carbide
Silicon carbide

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Materials and Construction
Creep is not exhibited at low temperature by

Lead
Plastics
Acrylics
Rubber

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Materials and Construction
High speed cutting tool steels contain about __________ percent of tungsten.

50-55
30-35
18-20
43990

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Materials and Construction
When the steel is subjected to normalising, its __________ decreases.

Ductility
Ultimate tensile strength (UTS)
Yield point
None of these

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Materials and Construction
An alloy of iron containing 4% carbon is called

Mild steel
High carbon steel
Wrought iron
None of these

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