Question

We are given a convex lens of focal length 20 cm. Draw ray diagrams to show the nature, size and position of the image formed when the object is kept at a distance of (a) 55 cm, (b) 35 cm (c) 15 cm hint -1cm=10mm​

Answer 1

Step-by-step explanation:

The case when object is between F

1

and the optical centre O of the lens shows the use of convex lens as a magnifying glass . This is because here the image formed is erect and magnified .

Answer 2

Answer:

35cm

Step-by-step explanation:

B OPTION

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