Question

An iron ring is to be coated with copper. How can we do this without
electricity ?​

Answer 1

Answer:

galvanization method

Answer 2

An Iron ring can be coated into copper without electricity by galvanization.

• Galvanization is the method to apply a protective coating of zinc to iron and steel.
• This method prevents the rusting of iron and steel.
• The most common process is galvanizing a hot-dip, in which the pieces are immersed in a bath of molten hot zinc. Thus, iron ring can be coated by galvanizing and does not needs electricity.