Question

An object is placed at a distance of 25 cm away from a converging mirror of focal length 20 cm. Discus the effect on the nature and position of the image if the position of the object changes from 25 cm to 15 cm. Justify your answer without using mirror formula.​

Answer 1

Explanation:

Solution :

Here,

<br>

<br>

<br> As

is positive, therefore, image is virtual, erect and is formed behind the mirror.