Uses of a concave mirror:
1. Generally concave mirror are used in torch, search lights and headlights of vehicles to obtain a powerful beam of parallel light.
2. Concave mirrors are used to obtain large and clear image for shaving.
3. Large sized concave mirrors are used to focus sun rays in solar cookers and solar heaters.
4. Concave mirrors are used by dentists to view enlarged image of patient’s teeth.