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Materials and Construction

Materials and Construction
Constantan is an alloy of

Pt (95%) & Rh (10%)
Cu (55%) & Sn (45%)
Fe (80%) & Ni (20%)
Cu (55%) & Ni (45%)

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Materials and Construction
Babbit metals used for making bearings are

Tin or lead based alloys
Yellow metals
Short of antifrictional properties
Having homogenous microstructure

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Materials and Construction
Refined acetic acid storage vessel are made of

High carbon steel
Nickel
Aluminium
Copper

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Materials and Construction
Material of construction of pipe generally used for conveying water in India is

Lead lined steel
Stainless steel
Wrought iron
Cast iron

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Materials and Construction
Which of the following pairs of elements may form an alloy?

Platinum & mercury
Iron & mercury
None of these
Iron & carbon

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Materials and Construction
Cast iron compared to steel is better in

Fluidity & castability
Ductility
Malleability
Strength

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