Optics Question 838

Question: Huygen’s concept of secondary wave

Options:

A) allows us to find the focal length of a thick lens

B) is a geometrical method to find a wave front

C) is used to determine the velocity of light

D) is used to explain polarization

Show Answer

Answer:

Correct Answer: B

Solution:

[b] Huygen’s principle gives us a geometrical method of tracing a wave front.



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