A concave mirror is required to produce a real image that is twice the size of the object

PHYSICS · Subjective · CBSE · Physics · Light — Reflection and Refraction · Light — Reflection and Refraction

Problem

A concave mirror is required to produce a real image that is twice the size of the object. If the focal length of the mirror is

15\,\text{cm}

, determine the distance of the object from the mirror.