Question

Explain why a ray of light passing to the centre of curvature of a concave mirror get reflected along the same path

Answer 1

Answer: A ray of light passing throughthe centre of curvature of a concave mirror retraces its path (gets reflected along the same path), because as theray of light passes through centre of curvature of a concave mirror it strikes the mirror along the normal i.e. it incidences on to the mirror at 90 degree.