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Materials and Construction

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

Ductility
Plasticity
Malleability
Elasticity

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Materials and Construction
Which of the following is the softest material?

Calcite
Quartz
Corrundum
Flourite

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Materials and Construction
Tin base and lead base alloys are used for bearing materials. Tin compared to lead has lower

Corrosion resistance
Abundant availability
Price
Thermal conductivity

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Materials and Construction
Dry chlorine can be handled in a vessel made of

Ickel
Iron or steel
Brass
PVC

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Materials and Construction
The heat treatment process to which castings and the steel balls produced by cold heading are subjected is

Annealing
None of these
Normalising
Tempering

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Materials and Construction
Centrifugal pump made of pyrex or glass can't be used to pump

Alkaline solutions
Milk and fruit juices
Dilute H₂SO₄ at room temperature
Brine

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