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Materials and Construction

Materials and Construction
The heat treatment process applied to cold formed steel parts is

Solution annealing
Normalising
Artificial ageing
Tempering

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Materials and Construction
Cast iron vessels are not suitable for the storage of

Wet SO₂
H₂SO₄ (95%) at room temperature
Freon
H₂SO₄ (fuming)

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Materials and Construction
Age hardening is concerned with

Duralumin
Brass
Silver
Copper

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Materials and Construction
Which of the following is the most elastic material?

Glass
Steel
Rubber
Plastic

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

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

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Materials and Construction
In order to be called steel, an alloy should have iron percentage greater than

50
90
80
70

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MORE MCQ ON Materials and Construction

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