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Physics
Physics
Problem
In a YDSE setup with slit separation
d
=
1
mm
d = 1\,\text{mm}
d
=
1
mm
and screen distance
D
=
1
m
D = 1\,\text{m}
D
=
1
m
, consider a point
P
P
P
on the screen exactly in front of the upper slit
S
1
S_{1}
S
1
. If the wavelength of light is
500
nm
500\,\text{nm}
500
nm
, determine the path difference at point
P
P
P
.
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