Question

Given below are the refractive indices of a few media. Identify the media in

which the speed of light will be highest and lowest respectively.

medium. Refractive Index

Diamond. 2.42
glass. 1.5
water. 1.3
kerocene oil. 1.4​

Answer 1

Answer:

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The highest refractive index is of Diamond with its value 2.42.

Refractive index of glass is 1.5.

Refractive index of water is 1.33.

Refractive index of ruby is 1.77.

Speed will be highest in Diamond and lowest in water

Answer 2

Answer:

The highest refractive index is of Diamond with its value 2.42.

Refractive index of glass is 1.5.

Refractive index of water is 1.33.

Refractive index of ruby is 1.77.

Speed will be highest in Diamond and lowest in water