Question

we are given a convex lens of focal length 20cm draw Ray diagrams to show the nature size and position of the image formed when the object is kept at a distance a) 55cm. (b) 35cm, (c) 15cm

Answer 1

We are given a convex lens of focal lenght 20 cm. Draw ray diagrams to show the nature, size and position of the image formed whenvthe object is kept at a distance of (a)55cm (b) 35cm(c) 15cm from the lens.