Question

2. With the help of a ray diagram determine the position, nature and size of the image
formed by an object placed at the centre of curvature of the convex lens.​

Answer 1

when a is placed at the centre of curvature of a concave mirror, the image will form is given above

the image of an object placed at the centre is curvature of a concave mirror is real ,inverted and of the same size as the object