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.
