Physics, asked by rahulvital832, 4 months ago

the speed of light in air is 3×10³m/ sec and speed of light in glass is 2×10⁸m/ sec medium

Answers

Answered by parvewn2010

1

Answer:

Refractive index of glass is defined as the ratio of the speed of light in vacuum to the speed of light in glass.

Refractive index of glass, ng=Speed of light in glassSpeed of light in vacuum

Therefore, ng=2×1083×108=23.

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