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Materials and Construction

Materials and Construction
Addition of 2% nickel in steel makes it suitable for making

Connecting rod
Electronic valves
Boiler plates, rivets etc
Turbine blades

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Materials and Construction
Which of the following is not shipped in mild steel containers?

Ethyl alcohol
Ammonia
Formic acid
Acetone

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Materials and Construction
Tin coating on metals is not done by

Hot dipping
Powder metallurgy
Electro-deposition
Spraying

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Materials and Construction
For platinum thermocouples, lead wires are made of

Tin & nickel
Copper & copper-nickel alloys
Iron & nickel
Copper & iron

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Materials and Construction
Presence of even very minute amount (say 0.1%) of __________ in copper, reduces its electrical conductivity very seriously.

Arsenic
Both B and C
Bismuth
Antimony

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Materials and Construction
18/8 steel is a/an __________ stainless steel.

Martensitic
Ferritic
None of these
Austenitic

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