Optics Question 1008

Question: Two identical light sources S1 and S2 emit light of same wavelength l. These light rays will exhibit interference if

[MP PMT 1993]

Options:

A) Their phase differences remain constant

B) Their phases are distributed randomly

C) Their light intensities remain constant

D) Their light intensities change randomly

Show Answer

Answer:

Correct Answer: A

Solution:

For interference phase difference must be constant.



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