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Consider transmitted light through a thin film of liquid “x” on a lake as shown nair = 1.00 nwater = 1.33 Water = 480 nm (Wavelength of light in the water) vair = 3.00 x 108 m/s (Speed of light in air) vx = 2.36 x 108 m/s (Speed of light in “x”) a) Determine the index of refraction, nx , for the thin film of liquid “x” b) Determine the angle of refraction in water, , as shown in the picture. c) The thickness of the film is equal to 5 air , where air is the wavelength of  the light in the air. Determine this thickness.

Consider transmitted light through a thin film of liquid “x” on a lake as shown nair = 1.00 nwater = 1.33 Water = 480 nm (Wavelength of light in the water) vair = 3.00 x 108 m/s (Speed of light in air) vx = 2.36 x 108 m/s (Speed of light in “x”) a) Determine the index of refraction, nx , for the thin film of liquid “x” b) Determine the angle of refraction in water, , as shown in the picture. c) The thickness of the film is equal to 5 air , where air is the wavelength of  the light in the air. Determine this thickness.

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 Consider transmitted light through a thin film of liquid “x” on a lake as shown

nair    = 1.00

nwater     = 1.33

Water = 480 nm

(Wavelength of light in the water)

vair      = 3.00 x 108 m/s

(Speed of light in air)

vx       = 2.36 x 108 m/s

(Speed of light in “x”)






  1. a) Determine the index of refraction, nx , for the thin film of liquid “x”
  2. b) Determine the angle of refraction in water, , as shown in the picture.
  3. c) The thickness of the film is equal to 5 air , where air is the wavelength of 

the light in the air. Determine this thickness.

1. a) b) c) Consider transmitted light through a thin film of liquid "x" on a lake as shown nair = 1.00 nwater = 1.33 Water = 480 nm (Wavelength of light in the water) Vair = 3.00 x 108 m/s (Speed of light in air) = 2.36 x 108 m/s Vx (Speed of light in "x") AIR WATER 55-1 Determine the index of refraction, nx, for the thin film of liquid "x" Determine the angle of refraction in water, 0, as shown in the picture. The thickness of the film is equal to 2.5 λ is the wavelength of air the light in the air. Determine this thickness. where λ air
Transcribed Image Text:1. a) b) c) Consider transmitted light through a thin film of liquid "x" on a lake as shown nair = 1.00 nwater = 1.33 Water = 480 nm (Wavelength of light in the water) Vair = 3.00 x 108 m/s (Speed of light in air) = 2.36 x 108 m/s Vx (Speed of light in "x") AIR WATER 55-1 Determine the index of refraction, nx, for the thin film of liquid "x" Determine the angle of refraction in water, 0, as shown in the picture. The thickness of the film is equal to 2.5 λ is the wavelength of air the light in the air. Determine this thickness. where λ air
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