The refracting angle of a prism 'A', and refractive index of the material of the prism is cot(A/2). The angle of minimum deviation I - VgyanHub

Question:

The refracting angle of a prism ‘A’, and refractive index of the material of the prism is cot(A/2). The angle of minimum deviation I

Options :

(a) 180 degree-2A
(b) 90 degree-A
(c) 180 degree+2A
(d) 180 degree-3A

Answer :

(a) 180 degree-2A

Answer Steps :

step 1

step 2

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