14. Reflected ray 30° Fig 6.31 reflection on a plane mirror. In Fig 6.31 the angle between the plane mirror and the incident ray is 30°. Find the a. Angle of incidence b. Angle of reflection Incident ray​

14 Reflected ray 30 Fig 631 reflection on a plane mirror In Fig 631 the angle between the plane mirror and the incident ray is 30 Find the a Angle of incidence class=