1.

In an experiment, a light ray is incident on the air-glass interface as shown in the figure. If the angle of incidence is 45∘ and angle of refraction is 30∘, then the speed of light in the glass is -

Answer»

In an experiment, a light ray is incident on the air-glass interface as shown in the figure. If the angle of incidence is 45 and angle of refraction is 30, then the speed of light in the glass is -



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