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Materials and Construction

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

Flourite
Quartz
Topaz
Corrundum

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Materials and Construction
Which of the following is the most widely used insulating material for steam carray-ing pipelines?

Ceramic fibre blanket
Glass wool and 85% magnesia
Vermiculite
Slag wool

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Materials and Construction
An ideal material of construction for the storage of 50% caustic soda solution would be

Karbate
Monel
None of these
High silicon cast iron

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Materials and Construction
Sulphuric acid is mixed with ground phosphate rock (to produce phosphoric acid) in a steel digestor lined with

Acidic refractory
Rubber
Lead or acid-proof bricks
Karbate

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Materials and Construction
Which of the following has the highest density and the lowest melting point?

Titanium
Aluminium
Lead
Stainless steel

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Materials and Construction
Light weight metallic alloy used in aircraft industry is

High silicon (14%) iron
Phosphor bronze
Aluminium
Duralumin

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MORE MCQ ON Materials and Construction

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