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Materials and Construction

Materials and Construction
The largest consumption of zinc for alloys is in the making of

Die casting alloys
Brasses
Brazing solder
Bearing metal

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Materials and Construction
A material is able to retain the deformation permanently by virtue of its

Plasticity
Elasticity
Ductility
Malleability

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Materials and Construction
Stainless steel is not corroded by

Sulphuric acid (10%)
Hydrochloric acid (10%)
Saturated brine
Nitric acid (10%)

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Materials and Construction
Ability of a material to absorb energy in deformation in the plastic range is characterised as its

Creep
Toughness
Resilience
Ductility

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Materials and Construction
Spark plugs, ignition tubes and electrodes are made of nickel __________ alloys.

Beryllium
Copper
Manganese
Iron

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Materials and Construction
Which of the following heat treatment processes is used for softening the hardened material?

Tempering
Annealing
Normalising
None of these

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