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Materials and Construction

Materials and Construction
Residual magnetism in steel for magnets is increased by the addition of

Nickel
Tungsten
Chromium
Cobalt

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Materials and Construction
Carbon supply in pack carburising process is in the form of

Calcium carbide
Graphite
Charcoal
Hydrocarbon oil

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Materials and Construction
Pick the odd man out of the following.

Cyaniding
Pack carburising
Calorising
Nitriding

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Materials and Construction
Creep is not exhibited at low temperature by

Acrylics
Rubber
Plastics
Lead

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

German silver
Constantan
Chromel
Kanthal

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Materials and Construction
Invar contains the highest percentage of

Cobalt
Tungsten
Iron
Vanadium

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MORE MCQ ON Materials and Construction

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