# A ray of light travels from an optically denser to rarer medium. The critical angle of the two media is C. The maximum possible deviation of the ray w

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A ray of light travels from an optically denser to rarer medium. The critical angle of the two media is C. The maximum possible deviation of the ray will be
A. pi-C
B. pi-2C
C. 2C
D. pi/2+C

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igeC:
delta=pi-2i, delta is maximum when i is minimum
delta_(max)=pi-2C