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Materials and Construction

Materials and Construction
Very high sulphur in pig iron makes

All of these
Its hard and machinable
Its brittle and malleable
Its casting unsound

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Materials and Construction
Acetylene gas holder is made of

Monel metal
Copper
Cast iron
Steel

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Materials and Construction
Maximum carbon content in any variety of steel can be upto 1.3%. Steel containing 0.4% Carbon is not used for making

Bolts
Chiesels
Studs
Nuts

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Materials and Construction
Gunmetal and bronze are not corroded by the action of

Wet chlorine
Hydrochloric acid (10%)
Synthetic detergent solution
Nitric acid (< 25%)

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Materials and Construction
Amount of energy that a material can absorb before its fracture is a measure of its

Malleability
Ductility
Toughness
Resilience

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Materials and Construction
Mercury is transported in metal containers made of

Lead
Aluminium
Iron
Nickel

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MORE MCQ ON Materials and Construction

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