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Materials and Construction

Materials and Construction
An alloy used as thermocouple material comprises of 40% nickel and 60% copper.

German silver
Constantan
Chromel
Kanthal

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Materials and Construction
Hydrocyanic acid is not shipped in

Steel cylinders
Aluminium containers
Cast iron vessels
Monel drums

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Materials and Construction
Galvanised iron is

Protected from rusting
None of these
Harder
Alumina coated iron

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Materials and Construction
Zinc is highly __________ at room temperature.

Ductile
Brittle
Malleable
Resistant to atmospheric corrosion

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Materials and Construction
Low carbon steels are those in which carbon percentage is around

1.5 to 2
0.1 to 0.35
0.8 to 1.5
0.4 to 0.7

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Materials and Construction
Bronze is an alloy of copper and

Tin
Zinc
Lead
Nickel

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