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The refractive index of diamond is 2.42. What is the meaning of this statement? - CBSE Class 10 - Science

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Question

The refractive index of diamond is 2.42. What is the meaning of this statement?

Solution

The refractive index of diamond is 2.42. This means that the speed of light in diamond will reduce by a factor of 2.42 as compared to its speed in air.
In other words, the speed of light in diamond is 1/2.42 times the speed of light in vacuum.

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APPEARS IN

 NCERT Solution for Science Textbook for Class 10 (2019 to Current)
Chapter 10: Light – Reflection and Refraction
Q: 5 | Page no. 176
Solution The refractive index of diamond is 2.42. What is the meaning of this statement? Concept: Refraction of Light - Refractive Index.
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