Question

Explain Fermat's Principal of Least Time​

Answer 1

Answer:

Fermat's principle, also known as the principle of least time, is the link between ray optics and wave optics. In its original "strong" form, Fermat's principle states that the path taken by a ray between two given points is the path that can be traversed in the least time.

Explanation:

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Answer 2

Explanation:

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