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College Physics Reasoning and Relationships

Physics & Astronomy

Quiz 25 :

Wave Optics

Quiz 25 :

Wave Optics

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A fringe shift occurs for every ______ wavelength movement of the adjustable mirror in a Michelson interferometer. A fringe shift occurs when the intensity goes from bright to dark or when it goes from dark to bright.
Free
Multiple Choice
Answer:

Answer:

C

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What is the minimum thickness of a glycerin film (n = 1.47) on which light of wavelength 450 nm shines that results in constructive interference of the reflected light? Assume the film is surrounded front and back by air.
Free
Multiple Choice
Answer:

Answer:

B

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A silicon monoxide thin film (n = 1.45) of thickness 77.6 nm is applied to a camera lens made of glass (n = 1.55). This will result in a destructive interference for reflected light of what wavelength?
Free
Multiple Choice
Answer:

Answer:

C

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Two flat glass plates are in contact along one end and are separated by a sheet of paper 3.0 106 m thick at the other end. The top plate is illuminated by a monochromatic light source of wavelength 490 nm. How many dark parallel bands will be evident across the top plate? (1 nm = 109 m) Note that a dark band occurs where the plates contact.
Multiple Choice
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How far, in wavelengths, does the movable mirror travel in a Michelson interferometer travel going from intensity maximum to the next intensity maximum?
Multiple Choice
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The Michelson interferometer is a device that may be used to measure:
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That light can undergo interference is evidence that it:
Multiple Choice
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A beam of light of wavelength 600 nm is incident along the normal to two closely spaced parallel glass plates. For what air gap separation between the plates will the transmitted beam be of maximum intensity? (1 nm = 109 m)
Multiple Choice
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The blue tint of a coated camera lens is largely caused by what effects?
Multiple Choice
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Two closely spaced parallel glass plates are separated by 900 nm. What wavelength light source in the visible region (390 nm to 710 nm) will experience maximum transmission through the two plates?
Multiple Choice
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What wavelength monochromatic source in the visible region (390 to 710 nm) can be used to constructively reflect off a soap film (n = 1.46) in air if the film is 288 nm thick?
Multiple Choice
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Two beams of coherent light are shining on the same piece of white paper. With respect to the crests and troughs of such waves, darkness will occur on the paper where:
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When using 529-nm light, how far is the adjustable mirror of a Michelson interferometer moved when 600 fringe shifts are counted? A fringe shift occurs when the intensity goes from bright to dark or when it goes from dark to bright.
Multiple Choice
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What wavelength monochromatic source in the visible region (390 to 710 nm) can be used to constructively reflect off a soap film (n = 1.46) in air if the film is 70.0 nm thick?
Multiple Choice
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In order to produce a sustained interference pattern by light waves from multiple sources, which of the following conditions must be met?
Multiple Choice
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Waves from a radio station with a wavelength of 900 m arrive at a home receiver a distance 50 km away from the transmitter by two paths. One arrives via a direct-line path and the second by reflection from a mountain directly behind the receiver. What is the minimum distance between the mountain and receiver such that destructive interference occurs at the location of the listener? Assume no phase change on reflection.
Multiple Choice
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Light travels from inside a building to outside through a pane of glass. Which of the following is true regarding the phase change upon reflection in the case?
Multiple Choice
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A silicon monoxide (n = 1.45) film of 330 nm thickness is used to coat a glass camera lens (n = 1.56). What wavelength of light in the visible region (390 to 710 nm) will be most efficiently transmitted by this system? (1 nm = 109 m)
Multiple Choice
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Light of wavelength 500 nm shines on a soap bubble film (n = 1.46). For what soap film thickness, other than the minimum thickness, will constructive interference occur?
Multiple Choice
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The Michelson interferometer can make precise length measurements using which of the following phenomena?
Multiple Choice
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