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Materials and Construction

Materials and Construction
'Hypersil' is a __________ steel.

Tungsten
Molybdenum
High speed
Silicon

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

Cast iron
Mild steel
Monel
Stainless steel

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Materials and Construction
Which of the following is the most prone to atmospheric corrosion?

Tin
Iron
Silver
Copper

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Materials and Construction
Neutraliser tank used for reacting nitric acid with ammonia for the production of ammonium nitrate is made of

High silicon (14%) iron
Copper
Aluminium
Stainles steel

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Materials and Construction
Iron alloyed with carbon upto 2% is called

Pig iron
None of these
Wrought iron
High carbon steel

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Materials and Construction
An alloy used as thermocouple material comprises of 40% nickel and 60% copper.

Chromel
Kanthal
German silver
Constantan

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