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

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.

Concept: Refractive Index

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Q 5 Q 4 Q 1

Chapter 10: Light – Reflection and Refraction - Intext Questions [Page 176]

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NCERT Class 10 Science

Chapter 10 Light – Reflection and Refraction
Intext Questions | Q 5 | Page 176

2010-2011 (March) Delhi Set 3 (with solutions)

Q 19 | 3 marks

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

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