Question

Correct labelling of angles ‘i1’, ‘A’ and ‘d’ in the following figure is: (a) i1 – Angle of emergence, A – Angle of Prism, d – Angle of deviation (b) i1 – Angle of incidence, A – Angle of Prism, d – Angle of deviation (c) i1 – Angle of emergence, A – Angle of Prism, d – Angle of incidence (d) i1 – Angle of incidence, A – Angle of Prism, d – Angle of emergence​

Answer 1

Answer:

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Answer 2

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