A square wire of side `3.0 cm` is placed `25 cm` away from a concave mirror of focal length
Channel: Doubtnut
Date: 2020-08-02

A square wire of side `3.0 cm` is placed `25 cm` away from a concave mirror of focal length `10 cm`. What is the area enclosed by the image of the wire ? The centre of the wire is on the axis of the mirror, with its two sides normal to the axis.