HelpMeThough
Jun 10, 2013, 03:01 PM
Light intensity of 2 Wm^-2 is travelling through air (n = 1.0) and is normally incident on a dielectric surface. If the intensity of the reflected light is 0.3 Wm^-2 what is the refractive index of the dielectric material?
The correct answer is 2.26
I have no clue as to how to begin this question.
The correct answer is 2.26
I have no clue as to how to begin this question.