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Materials and Construction

Materials and Construction
Iron alloyed with carbon upto 2% is called

High carbon steel
None of these
Wrought iron
Pig iron

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Materials and Construction
Which of the following comprises of hydrocarbons?

Mica flakes
Rubber
Glass
None of these

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Materials and Construction
A metallic alloy in which one of the constituent metal is __________ , is called an amalgam.

Tin
Zinc
Lead
Mercury

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

High carbon steel
Wrought iron
None of these
Mild steel

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Materials and Construction
Presence of even very minute amount (say 0.1%) of __________ in copper, reduces its electrical conductivity very seriously.

Bismuth
Antimony
Both B and C
Arsenic

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Materials and Construction
__________ does not contain copper as an alloying element,

Perminivar
Nichrome
Manganin
Monel metal

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