Rishi went to a palmist to show his palm. The palmist used a special lens for this purpose.
State the nature of the lens and reason for its use.

Explanation

To solve the question regarding the nature of the lens used by the palmist and the reason for its use, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Purpose of the Lens**: The palmist uses a lens to observe the lines on Rishi's palm clearly. The goal is to see these lines in a magnified form.

2. **Determine the Type of Lens**: To achieve magnification, we need to identify the type of lens that can produce a magnified image. The lens that is commonly used for magnification is a **convex lens**.

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