Light always chooses the path that takes the least to travel.

distance

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time

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Solution

The correct option is B time
According to Fermat's principle, light always tries to travel through a path that takes the least time. In other words, light always chooses the quickest path.

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Similar questions

Q. How does Fermats principle of least time prove that light always retraces its path?

A ray of light always travels in a straight line, because:
A. Straight line path has the least distance.
B. Straight line path takes the least time.
Select the correct explanation.

Q. Light always takes the shortest path

Q. Which of the following statement(s) is/are true?

Statement 1: The angle of incidence is equal to the angle of reflection.
Statement 2: Light always takes the path of least time.

Q. The observer ________see the candle because light always takes _______ path.

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Light always chooses the path that takes the least to travel.

The correct option is B timeAccording to Fermat's principle, light always tries to travel through a path that takes the least time. In other words, light always chooses the quickest path.

The correct option is B time
According to Fermat's principle, light always tries to travel through a path that takes the least time. In other words, light always chooses the quickest path.