Question

When a white light passes through a hollow prism, then?

Answer 1

When a white light passes through the hollow prism, it escapes out as it entered because no refraction takes place. No, When beam of light passes through a prism, there is no spectrum. Actually, Spectrum is produced by the deviation of different colors due to the refraction of light.

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Answer 2

Answer:

There is dispersion and deviation both.