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Materials and Construction

Materials and Construction
Muntz metal is a/an alloys of

Ferrous material
Lead & tin
Magnesium & tin
Copper & zinc

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Materials and Construction
When iron is rusted, it is

Converted to a fine powder
None of these
Reduced
Oxidised

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Materials and Construction
High carbon steel contains more than __________ percent carbon.

2.8
2.2
0.5
2.5

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Materials and Construction
Cold work tool steel should have

All of these
Poor hardenability
High wear resistance
High toughness

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Materials and Construction
Which of the following contains maximum percentage of carbon?

Railway spring steel
Boiler plate steel
Saws for cutting steel
Rail steel

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Materials and Construction
Polymorphism is not exhibited by

Carbon
Iron
None of these
Phosphorous

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