Draw ray diagrams showing the image formation by a concave mirror when an object is placed at centre of curvature of the mirror

Explanation

To solve the problem of drawing a ray diagram showing the image formation by a concave mirror when an object is placed at the center of curvature, follow these steps:

### Step-by-Step Solution:

1. **Draw the Concave Mirror**:
- Start by sketching a concave mirror. Draw a horizontal line to represent the principal axis. The mirror should be a curved line facing towards the object.

2. **Identify Key Points**:
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