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1. |
A light wave is incident normally on a glass slab of refractive 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 for the wave propagating in the glass medium will be |
A. | 30 V/m |
B. | 6 V/m |
C. | 10 V/m |
D. | 24 V/m |
Answer» E. | |