Question

draw the ray diagram in each case to show the position and nature of the image formed when the object is placed
1 at the centre of curvature of a concave mirror
2 between the pole P and focus F of a concave mirror
3 in front of a convex mirror
4 at 2F of a convex lens
5 in front of a concave lens​

Answer 1

Explanation:

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Answer 2

Answer:

(i) (Refer Fig.1) Nature of image: Real, inverted and same size image is formed at the centre of curvature.

(ii) (Refer Fig. 2) Nature of image: Virtual, enlarged and erect image is formed behind the mirror.

(iii) (Refer Fig. 3) Nature of image: Virtual, erect and diminished, image is formed behind the mirror.

(iv) (Refer Fig. 4) Nature of image: Real, inverted and size to size, image is formed at 2F on the other side of lens.

(v) (Refer Fig. 5) Nature of image: Virtual, erect and diminished image is formed between O and F on the same side of object.