Which of the following metals is used to coat Galvanised iron sheets?

Options :
  1. Tin
  2. Lead
  3. Zinc
  4. Chromium
Answer and Explanation :-

Answer: Option 3


Galvanisation is a process of coating iron or steel with zinc in order to provide greater protection against corrosion for the iron or steel base. Galvanised iron sheets are coated with a layer of zinc to help the metal resist rusting of iron. Zinc is used as a coat because it is far more corrosion resistance to iron and steel.

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

Previous Question : Solar eclipse occurs under which of the following conditions?

Next Question : Sodium metal is usually kept under which of the following liquids?

Click here for online test on General Science


 (Getemail alerts when others member replies)

So the hours are pretty good then?' he resumed.The Vogon stared down at him as sluggish thoughts moiled around in the murky depths.Yeah,' he said, 'but now you come to mention it, most of the actual minutes are pretty lousy.
-Douglas Adams The Hitchhiker's Guide to the Galaxy