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Materials and Construction

Materials and Construction
Manganese in steel affects its

None of these
Hardness
Tensile strength
Ductility

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Materials and Construction
Invar contains the highest percentage of

Iron
Tungsten
Vanadium
Cobalt

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Materials and Construction
Percentage elongation of a material is a measure of its

Malleability
Brittleness
Ductility
Toughness

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Materials and Construction
Glass is corroded by

Sulphuric acid
Phosphoric acid
None of these
Fluorine (dry or wet)

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Materials and Construction
A material capable of undergoing large permanent deformation, when subjected to tension is termed as

Ductile
Brittle
Friable
None of these

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Materials and Construction
A material is called 'ductile', if it can be

Hammered to a thin sheet
Fractured without deformation
Made lustrous by heating it
Drawn into wires

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