Fermat's principle states that: Options: A . &nbspThe path taken by a light ray is always the shortest. B . &nbspThe path taken by a light ray is the one for which the optical path length is a maximum. C . &nbspThe path a light ray takes maximizes its time of travel between any two points. D . &nbspThe path taken by a light ray always minimizes the time between any two points.

Fermat's principle states that:

Question

Fermat's principle states that:

Options:

A . The path taken by a light ray is always the shortest.

B . The path taken by a light ray is the one for which the optical path length is a maximum.

C . The path a light ray takes maximizes its time of travel between any two points.

D . The path taken by a light ray always minimizes the time between any two points.

Answer: Option D

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