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Materials and Construction

Materials and Construction
The digester of a Gobar gas plant is a

Cast iron vessel
Masonry well
Stainless steel vessel
Mild steel drum

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Materials and Construction
Most of the common metals have __________ crystal structure.

None of these
Cubic
Orthorhombic
Hexagonal

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Materials and Construction
Zinc is highly __________ at room temperature.

Resistant to atmospheric corrosion
Malleable
Ductile
Brittle

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Materials and Construction
Cast iron and steel pipes are produced by __________ casting.

True centrifugal
Investment
Slush
Die

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Materials and Construction
Pipes for bi-cycle frames are made of __________ steel.

Cold rolled
Hot rolled
Chrome carbon
Stainless

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Materials and Construction
Softness of silver can be converted into hardness by alloying it with small quantity of

Tin
Zinc
Copper & nickel
Aluminium

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