Multiple choice

The process of coating a solid surface with a layer of metal by means of electrolysis is called

  1. electroplating

  2. dynamo

  3. pyrolysis

  4. None of these

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A Correct answer
Explanation

Electroplating is the process of using an electric current to deposit a thin layer of metal onto the surface of another object. This is commonly done to improve corrosion resistance, enhance appearance, or increase surface hardness.