Related Questions

Protection of ship hulls against sea water corrosion is done by coating with zinc because of the fact that zinc compared to iron is
A Reduced preferentially
B Cheaper
C Oxidised preferentially
D Lighter
Galvanising (i.e., zinc coating) of steel sheets is done to
A Prevent its rusting by contact with corrosive atmosphere
B Protect the base metal by cathodic protection
C Both A & B
D Neither A nor B
If 2 kg of metal, of which 1/3 is zinc and the rest is copper s, be mixed with 3 kg of metal , of which 1/4 is zinc and the rest is copper , then what will be the ratio of zinc to copper in the mixture?
A 13 : 42
B 19 : 43
C 15 : 42
D 17 : 43
The coating of a thin layer of zinc on steel or iron objects is known as
A Hot dipping
B Tinning
C Galvanising
D Electroplating
Coating of zinc over steel is known as
A Cladding
B Galvanising
C Anodising
D Passivation
Iron is prevented from rusting by coating with zinc. This process is called as
A Galvanisation
B Corrosion
C Sublimation
D Reduction
Galvanising is not a zinc diffusion process. A zinc diffusion process is termed as
A Sheradising
B Parkerising
C Anodising
D None of these
The __________ specifies style sheets for a source document according to the conventions of the document language. For instance, in HTML, style sheets may be included in the document or linked externally.
A author
B user
C user-agent
D none of the mentioned
In "Imperial Smelting Process" for extraction of zinc, zinc vapour thus produced is quenched in the external condenser by the use of the following :
A Jet of water at high pressure
B Blast of air
C Mixture of water and air
D Rain of molten lead
Galvanized Iron sheets have a coating of ----
A Tin
B Lead
C Zinc
D Chromium

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