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Question
Physics
In Young’s double slit experiment, fringe order is represented by m, then fringe width is
Q. In Young’s double slit experiment, fringe order is represented by m, then fringe width is
2349
204
AIIMS
AIIMS 2012
Wave Optics
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A
Independent of m
50%
B
Directly proportional to m
25%
C
Directly proportional to (2m + 1)
16%
D
Inversely proportional to (2m + 1)
9%
Solution:
The fringe width is given by
β
=
d
λ
D
Here D is the separation between screen and slits and d is the separation between slits.