Two plane mirrors `M_(1)` and `M_(2)` each have length `1 m` and are separated by `1 cm`.
Channel: Doubtnut
Date: 2020-01-26

Two plane mirrors `M_(1)` and `M_(2)` each have length `1 m` and are separated by `1 cm`. A ray of light is incident on one end of mirror `M_(1)` at angle `45^(@)`. How many reflections the ray will have before going from the other end?