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For a small angled prism, angle of prism...

For a small angled prism, angle of prism A, the angle of minimum deviation `(delta)` veries with the refractive index of the prism as shown in the graph

A

Point P corresponds to n=1

B

Slope of the line PQ = A/2

C

Slope of line PQ = A

D

Both (A) and (C) are true.

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