Physics · Optics

In optics, the refractive index of a substance is described by the formula n = c/v, where 'c' is:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1the speed of light in vacuum✓
2the radius of the sphere
3the centre of curvature
4the speed of light in the medium

Correct answer

the speed of light in vacuum

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