Question

An object of 10cm is placed at a distance of 10cm from a convex lens bearing focal length of 15cm . Find the position,size and nature of the image

Answer 1

position: between focus and pole
size: diminished
nature : virtual and erect

Answer 2

The image formed is virtual , erect , and magnified.

It is 30 cm tall, and is at a distance of 30 cm at the same side of the lens as that of the object.

Using sign convention, position of the image is -30 cm