A point source S emitting light of wavelength 600 nm is placed at a very small height h above a flat reflecting surface AB (see figure). The intensity of the reflected light is 36% of the incident intensity. h P S Screen A Interference fringes are observed on a screen placed parallel to the reflecting surface at a very large distance D from it. B (a) What is the shape of the interference fringes on the screen? (b) Calculate the ratio of the minimum to the maximum intensities in the interference fringes formed near the point P (shown in the figure).
A point source S emitting light of wavelength 600 nm is placed at a very small height h above a flat reflecting surface AB (see figure). The intensity of the reflected light is 36% of the incident intensity. h P S Screen A Interference fringes are observed on a screen placed parallel to the reflecting surface at a very large distance D from it. B (a) What is the shape of the interference fringes on the screen? (b) Calculate the ratio of the minimum to the maximum intensities in the interference fringes formed near the point P (shown in the figure).
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![A point source S emitting
light of wavelength 600
nm is placed at a very
small height h above a flat
reflecting surface AB (see
figure). The intensity of
the reflected light is 36%.
of the incident intensity.
n]
P
S
Screen
A
Interference fringes are observed on a screen placed
parallel to the reflecting surface at a very large distance
D from it.
B
(a) What is the shape of the interference fringes on the
screen?
(b) Calculate the ratio of the minimum to the
maximum intensities in the interference fringes
formed near the point P (shown in the figure).](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F92b71baa-ca2b-4c17-99a0-289a72138335%2F64337879-a5ec-453e-b6dd-1108a978e309%2Fkepg96h_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A point source S emitting
light of wavelength 600
nm is placed at a very
small height h above a flat
reflecting surface AB (see
figure). The intensity of
the reflected light is 36%.
of the incident intensity.
n]
P
S
Screen
A
Interference fringes are observed on a screen placed
parallel to the reflecting surface at a very large distance
D from it.
B
(a) What is the shape of the interference fringes on the
screen?
(b) Calculate the ratio of the minimum to the
maximum intensities in the interference fringes
formed near the point P (shown in the figure).
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