1.

Draw the ray diagram in each of the following cases to show the position and nature of the image formed when the object is placed : (a) at the centre of curvature of a concave mirror. (b) between the pole P and focus F of a concave mirror. (c) between the pole P and infinity of a convex mirror. (d) at 2F of a convex lens. (e) at infinity in front of concave lens.

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