Question

We are given a concave lens of focal length 15 cm. Draw a ray diagram to show
the nature, size and position of the image formed when the object is kept at a
distance of
(a) 30 cm
(b) 15 cm (c) 10 cm​

Answer 1

Answer:

A concave lens always form a virtual, erect and diminished image of object whatever be the position of the object. For all the given position, image will be formed between optical centre O and focus F of the lens. The ray diagram is given above.

its the answer...