You Could Determine the Index of Refraction for Visible Light

question 32

Multiple Choice

You could determine the index of refraction for visible light of a dark but reflective medium such as black glass by measuring the:

• A)angles of incidence and refraction.
• B)angle of reflection for an arbitrary angle of incidence.
• C)angle at which reflected light is completely polarised.
• D)smallest angle at which X-ray diffraction occurs in the glass.
• E)smallest angle at which diffraction occurs for visible light when a diffraction pattern is scratched onto the surface.

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