Single Answer MCQ
Q-00040299

What does the refractive index of a medium tell us?

1

Speed of light in the medium

2

Density of the medium

3

How much light is reflected

4

How much light is absorbed

Answer and Solution

Answer

A. Speed of light in the medium

Solution:

The refractive index tells us the speed of light in that medium relative to the speed of light in vacuum. A higher refractive index indicates a slower speed of light.

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