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Materials and Construction

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

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

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Materials and Construction
Cast iron compared to steel is better in

Ductility
Malleability
Fluidity & castability
Strength

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Materials and Construction
Concentrated HCl at 30°C can be stored in a vessel made of

Stainless steel and high silicon cast iron
PTFE and porcelain
None of these
Cast iron and aluminium

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Materials and Construction
Which of the following alloy steels has the energy saving properties making it suitable for use in electrical machines?

None of these
Silicon steel
Molybdenum steel
Chromium steel

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Materials and Construction
'Hypersil' is a __________ steel.

Molybdenum
High speed
Silicon
Tungsten

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Materials and Construction
Wood metal is not used for making

Fusible safety plug for pressure cooker
Storage tank for storing brine and caustic soda
Soft solder
Casting for dental work

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