Optics Question 1093
Question: Two sources give interference pattern which is observed on a screen, D distance apart from the sources. The fringe width is 2w. If the distance D is now doubled, the fringe width will
[MP PET 1997]
Options:
A) Become w/2
B) Remain the same
C) Become w
D) Become 4w
Show Answer
Answer:
Correct Answer: D
Solution:
$ \beta \propto D $
