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Materials and Construction

Materials and Construction
Which of the following is not used as the ceramic material in 'cermets'?

Silicides
Oxides
Nitrides
Carbides

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Materials and Construction
The crystal structure of most of the common metals is

Orthorhombic
Cubic
Hexagonal
None of these

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Materials and Construction
Lead pipes are not safe for carraying drinking water, because water, containing dissolved oxygen attacks lead thereby forming poisonous Pb(OH)₂. Lead pipes are readily corroded by

v
Acetic acid
None of these
Dilute HC₁

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Materials and Construction
The chlorinator used in the manufacture of DDT is made of

Glass
Bakelite
Glass lined steel
Teflon

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Materials and Construction
Which of the following alloys does not contain nickel?

Inconel
Chlorinet - 2 alloy
Babbit metal
Monel

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Materials and Construction
Which of the following is a light alloy?

German silver
Monel metal
Dow metal
Babbit metal

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