Question

an object is situated at H and M from a convex lens of focal length 10 centimetre find the position and nature of image. draw ray diagram to illustrate the formation of image.​

Answer 1

Given, u=-6cm, f=+12cm

to be find out, v=?,

Using mirror formula

1/v = 1/f - 1/u

1/v = 1/12 - 1/-6

1/v =1/4

V=4 cm behind the mirror

So, the nature of the image is Virtual.