Question

Define:angle of minimum deviation in spectrometer

Answer 1

the angle equal to the difference between the angle of incidence and the angle of refraction of a ray of light passing through the surface between one medium and another of different refractive index. 

Answer 2

Answer:

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the angle equal to the difference between the angle of incidence and the angle of refraction of a ray of light passing through the surface between one medium and another of different refractive index.