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Materials and Construction

Materials and Construction
Which of the following is not a copper based alloy with nickel?

Inconel
Constantan
German silver
Monel metal

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Materials and Construction
Tempering of steel is done to make it

Rollable
Brittle
Soft
Hard

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Materials and Construction
Addition of __________ to the steel helps in increasing the residual magnetism in steel used for making magnets.

Nickel
Tungsten
Chromium
Cobalt

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

Cobalt
Tungsten
Chromium
Nickel

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Materials and Construction
Spray dryer for evaporating milk to produce milk powder is made of

Aluminium
Cast iron
Lead lined steel
Stainless steel

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Materials and Construction
Which of the following is not an alloy of copper and tin?

Gun metal
Monel metal
Admiralty gun metal
Bell metal

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