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Materials and Construction

Materials and Construction
The material of construction of pressure mills used for squeezing out the juice from sugar cane is

Monel
Cast iron
Mild steel
Stainless steel

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Materials and Construction
Lead lined equipments & vessels are suitable for handling

Sulphuric acid upto 60°C
All of these
Hydrochloric acid (10%)
Nitric acid

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

Beryllium
Manganese
Copper
Iron

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Materials and Construction
In cold working of metal as compared to its hot working

Cracks and blow holes are eliminated
Appreciable strain hardening is produced
Yield stress, hardness and fatigue strength is not at all affected
Ductility and impact strength improves

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Materials and Construction
Which of the following stainless steels is non-magnetic?

Martensitic
Ferritic
Austenitic
None of these

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Materials and Construction
Soap kettle used in the production of laundry soap is made of

Steel with top section nickel clad or stainless steel
Concrete
Cast iron
Nickel

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