Question

an object is placed at a distance of 10 cm from a convex lens of focal length 15 cm find the position and nature of the Image.​

Answer 1

u=-10cm

v=?

f=15cm

1/f=1/v-1/u

1/v=1/f-1/u

1/v=1/f+1/u

1/v=1/15-1/10

1/v=2-3/30

1/v=-1/30

v=-30cm

Answer 2

Hope this helps......