Physics for IGCSE & O level - Rays And Waves (Section 9 - No. 5) | ExamPlay

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Physics for IGCSE & O level - Rays And Waves (Section 9 - No. 5)

What is the unit of refractive index?

m/s

dimensionless

Hz

km/s

Explicació

Refractive index is a ratio and therefore has no unit.

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