25% Part (a) Express the wavelength of the light in the oil, λο, in terms of λ and no.
쇼 25% Part (b) Express the minimum thickness of the film that will result in destructive interference, tmin, in terms of min
25% Part (c) Express tmin in terms of λ and no.
25% Part (d) Solve for the numerical value of tmin in nm. min
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(17 %) Problem 3: A thin layer of oil with index of refraction no-l .47 is floating above the water. The index of refraction of water is nw 13. The index of refraction of air is na-1. A light wit...
A thin layer of oil with index of refraction no = 1.47 is floating above the...
A thin layer of oil with index of refraction no = 1.47 is floating above the water. The index of refraction of water is nw = 1.3. The index of refraction of air is na = 1. A light with wavelength 1 = 750 nm goes in from the air to oil and water. n n (a) Express the wavelength of the light in the oil. 1o, in terms of 1 and no- (b) Express the minimum thickness of the...
Problem 6: A thin layer of oil with index of refraction n. - 1.47 is floating...
Problem 6: A thin layer of oil with index of refraction n. - 1.47 is floating above the water. The index of refraction of water is ry - 1.3. The index of refraction of air is na 1. A light with wavelength 1 - 575 nm goes in from the air to oil and water. Part (a) Express the wavelength of the light in the oil, 1o, in terms of land og Expression: Select from the variables below to write...
1) A laser beam is incident on two slits with separation d = 0.026 mm. A...
1)
A laser beam is incident on two slits with separation d
= 0.026 mm. A screen is placed L = 3.8 m
from the slits. The wavelength of the laser light is λ =
4250 Å. θ1 and θ2
are the angles to the first and second bright fringes above the
center of the screen.
a) Express sin(θ1) in terms of d
and λ: sin(θ1) = ____________
b) Express sin(θ2) in terms of d
and λ: sin(θ2) =...
A thin film of olive oil (index of refraction noil = 1.46) of thickness d is...
A thin film of olive oil (index of refraction
noil = 1.46) of thickness d is
floating on the surface of still water (index of refraction
nwater = 1.33). The index of refraction of air
is nair = 1.00.
A red laser of wavelength
λ=600nm=6.00×10−7m is incident on the film of olive oil from above
as shown. The laser reflects at the air-oil and oil-water
interfaces and interferes with itself.
Answer the following questions:
1. What does the thickness d...
A thin film of olive oil (index of refraction noil = 1.46) of thickness d is...
A thin film of olive oil (index of refraction noil = 1.46) of thickness d is floating on the surface of still water (index of refraction nwater = 1.33). The index of refraction of air is nair = 1.00. A red laser of wavelength λ=600nm=6.00×10−7m is incident on the film of olive oil from above as shown. The laser reflects at the air-oil and oil-water interfaces and interferes with itself. Answer the following questions: 1. What does the thickness d...
N-1.00 n-1.33 n=1 50 3. A thin film of thickness t and index of refraction 1.33 coats a glass wit...
I dont understand thin film interference. Thanks in
advance
n-1.00 n-1.33 n=1 50 3. A thin film of thickness t and index of refraction 1.33 coats a glass with index of refraction 1.50 as shown above. Which of the following thicknesses t will not reflect light with wavelength 640 nm in air? (A) 160 nm (8) 240 nm (C) 360 nm (D) 480 nm 4. Lenses in fine quality cameras are coated to reduce the reflection from the lenses. If...
A thin layer of oil (n = 1.50) floats on water (n = 1.33). Destructive interference...
A thin layer of oil (n = 1.50) floats on water (n = 1.33). Destructive interference is observed for light of wavelength 470 nm. Find the minimum non-zero thickness of the oil film assuming normal incidence.
A thin film of oil (n. =1.50) with varying thickness floats on water (nw = 1.33)....
A thin film of oil (n. =1.50) with varying thickness floats on water (nw = 1.33). When it is illuminated from above by white light, the reflected colors are as shown in the figure below. In air, the wavelength of yellow light is 580 nm. (a) What is the oil's thickness t at point B? (hint: this is the second thinnest region for yellow light]. (b) Estimate (no calculation) the oil's thickness at point A. [hint : use the result...
A scientist notices that an oil slick floating on water when viewed from above has many...
A scientist notices that an oil slick floating on water when viewed from above has many different rainbow colors reflecting off the surface. She aims a spectrometer at a particular spot and measures the wavelength to be 750 nm (in air). The index of refraction of water is 1.33.Part A: The index of refraction of the oil is 1.20. What is the minimum thickness of the oil slick at that spot? t= 313nmPart B: Suppose the oil had an index...
Thin Film Interference Problems 1. Oil (n=1.25) floats on water. What is the minimum thickness of...
Thin Film Interference Problems 1. Oil (n=1.25) floats on water. What is the minimum thickness of oil in a region where it appears green ( = 525 nm)? (Ans: 210 nm) 2. A 500 nm thick layer of oil (n = 1.25) floats on water. What wavelengths of light in the visible range (400 nm to 700 nm) are maximally reflected? (Ans: 417 nm, 625 nm) 3. Athin film of acetone (n = 1.25) coats a thick glass plate (n...
A thin layer of oil with index of refraction no = 1.47 is floating above the water. The index of refraction of water is nw = 1.3. The index of refraction of air is na = 1. A light with wavelength 1 = 750 nm goes in from the air to oil and water. n n (a) Express the wavelength of the light in the oil. 1o, in terms of 1 and no- (b) Express the minimum thickness of the...
Problem 6: A thin layer of oil with index of refraction n. - 1.47 is floating above the water. The index of refraction of water is ry - 1.3. The index of refraction of air is na 1. A light with wavelength 1 - 575 nm goes in from the air to oil and water. Part (a) Express the wavelength of the light in the oil, 1o, in terms of land og Expression: Select from the variables below to write...
1)
A laser beam is incident on two slits with separation d
= 0.026 mm. A screen is placed L = 3.8 m
from the slits. The wavelength of the laser light is λ =
4250 Å. θ1 and θ2
are the angles to the first and second bright fringes above the
center of the screen.
a) Express sin(θ1) in terms of d
and λ: sin(θ1) = ____________
b) Express sin(θ2) in terms of d
and λ: sin(θ2) =...
A thin film of olive oil (index of refraction
noil = 1.46) of thickness d is
floating on the surface of still water (index of refraction
nwater = 1.33). The index of refraction of air
is nair = 1.00.
A red laser of wavelength
λ=600nm=6.00×10−7m is incident on the film of olive oil from above
as shown. The laser reflects at the air-oil and oil-water
interfaces and interferes with itself.
Answer the following questions:
1. What does the thickness d...
I dont understand thin film interference. Thanks in
advance
n-1.00 n-1.33 n=1 50 3. A thin film of thickness t and index of refraction 1.33 coats a glass with index of refraction 1.50 as shown above. Which of the following thicknesses t will not reflect light with wavelength 640 nm in air? (A) 160 nm (8) 240 nm (C) 360 nm (D) 480 nm 4. Lenses in fine quality cameras are coated to reduce the reflection from the lenses. If...
A thin film of oil (n. =1.50) with varying thickness floats on water (nw = 1.33). When it is illuminated from above by white light, the reflected colors are as shown in the figure below. In air, the wavelength of yellow light is 580 nm. (a) What is the oil's thickness t at point B? (hint: this is the second thinnest region for yellow light]. (b) Estimate (no calculation) the oil's thickness at point A. [hint : use the result...
Thin Film Interference Problems 1. Oil (n=1.25) floats on water. What is the minimum thickness of oil in a region where it appears green ( = 525 nm)? (Ans: 210 nm) 2. A 500 nm thick layer of oil (n = 1.25) floats on water. What wavelengths of light in the visible range (400 nm to 700 nm) are maximally reflected? (Ans: 417 nm, 625 nm) 3. Athin film of acetone (n = 1.25) coats a thick glass plate (n...
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