JEE Main & Advanced
Physics
Ray Optics
Question Bank
Numerical Value Type Questions - Ray Optics and Optical Instruments
question_answer
A light wave is incident normally on a glass slab of refractive 1 index 1.5. If 4% of light gets reflected and the amplitude of the electric field of the incident light is 30 V/m, then the amplitude of the electric field (in V/m) for the wave propogating in the glass medium will be: