Mention a few methods of charging a body.

Explanation

To answer the question about the methods of charging a body, we can outline the three primary methods as follows:

### Step-by-Step Solution:

1. **Charging by Friction**:
- When two different materials are rubbed against each other, electrons are transferred from one material to the other. This transfer of electrons causes one body to become positively charged and the other to become negatively charged.
- Example: Rubbing a glass rod with silk can transfer electrons from the silk to the glass, charging the glass rod positively.

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