A short object of length `L` is placed along the principal axis of a concave mirror aeay
Channel: Doubtnut
Date: 2020-08-02

A short object of length `L` is placed along the principal axis of a concave mirror aeay from focus. The object distance is `u`. If the mirror has a focal length `f`, what will be the length of the image ? You may take `L lt lt | v - f |`.