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Materials and Construction

Materials and Construction
Spark plugs are made of

Carborundum
Corundum
Metallic carbides
High alumina ceramic

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Materials and Construction
Carbon is present in the combined form (carbide) in case of

Steel
All of these
Ferroalloys
Pig iron

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Materials and Construction
Nickel and copper are the basic constituents of

German silver
Monel metal
Inconel
Hastelloy

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Materials and Construction
Invar used in thermocouples is an alloy of nickel and

Lead
Iron
Chromium
Copper

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Materials and Construction
DDT is shipped in

Stainless steel containers
Either B or C
Paper bags
Fibre drums

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Materials and Construction
The temperature at which new grains are formed in the metal is called the __________ temperature.

Lower critical
Upper critical
Recrystallisation
Eutectic

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MORE MCQ ON Materials and Construction

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