The image formed by a concave mirror is real, inverted and of the same size as the object. The position of the object must then be : (a) at the focus (b) between the centre of curvature and focus (c) at the centre of curvature (d) beyond the centre of curvature
Answer: (c) at the centre of curvature
Explanation:
When the object is placed at centre of curvature (C) of a concave mirror, a real and inverted image is formed at the same position.(Diagram)