Describe any three application of electroplating.

Explanation

### Step-by-Step Solution:

1. **Understanding Electroplating**:
Electroplating is a process that involves depositing a layer of one metal onto another metal using electrical current. This technique is widely used for various applications due to its ability to enhance the properties of the base metal.

2. **Application 1 - Chromium Coating**:
One common application of electroplating is the coating of iron objects with chromium. This is particularly seen in items like taps and rims of wheels. The chromium layer provides a shiny finish, which enhances the aesthetic appeal of the objects. Additionally, it protects the iron from corrosion, extending the lifespan of the items.

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