The Wave Aspect of Light: Interference Quiz
The question sheet
Reveal any answer as you study-
Which branch of optics must be used when light interacts with small objects?
- Thermal optics
- Geometric optics
- Wave optics
- Ray optics
Reveal answer
Answer: Wave optics
Source evidence
PDF page 1322: • Wave optics is the branch of optics that must be
PDF page 1322: used when light interacts with small objects or whenever the wave characteristics of light are
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According to Huygens's principle, every point on a wavefront acts as a source of what?
- Wavelets
- Electrons
- Rays
- Photons
Reveal answer
Answer: Wavelets
Source evidence
PDF page 1322: horizontal plane Huygens’s principle every point on a wavefront is a
PDF page 1322: source of wavelets that spread out in the forward
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In Huygens's principle, at what speed do the wavelets spread out in the forward direction?
- The same speed as the wave itself
- The speed of sound
- Half the wave speed
- Twice the wave speed
Reveal answer
Answer: The same speed as the wave itself
Source evidence
PDF page 1322: source of wavelets that spread out in the forward
PDF page 1322: direction at the same speed as the wave itself. The new wavefront is a line tangent to all of the wavelets incoherent waves have random phase relationships interference microscopes microscopes that enhance contrast between objects and background by superimposing a reference beam of light upon the light emerging from the sample optically active substances that rotate the plane of polarization of light passing through them order the integer used in the equations for constructive and destructive interference for a double slit phase-contrast microscope microscope utilizing wave interference and differences in phases to enhance contrast polarization the attribute that wave oscillations have a definite direction relative to the direction of propagation of the wave polarization microscope microscope that enhances contrast by utilizing a wave characteristic of light, useful for objects that are optically active polarized waves having the electric and magnetic field oscillations in a definite direction Rayleigh criterion two images are just resolvable when the center of the diffraction pattern of one is directly over the first minimum of the diffraction pattern of the other reflected light that is completely polarized light reflected at the angle of reflection , known as Brewster’s angle thin film interference interference between light reflected from different surfaces of a thin film ultraviolet (UV) microscopes microscopes constructed with special lenses that transmit UV rays and utilize photographic or electronic techniques to record images unpolarized waves that are randomly polarized vertically polarized the oscillations are in a vertical plane wavelength in a medium , where is the wavelength in vacuum, and is the index of refraction of the medium
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According to the source, the new wavefront is a line that is what to all of the wavelets?
- Parallel
- Random
- Tangent
- Perpendicular
Reveal answer
Answer: Tangent
Source evidence
PDF page 1322: direction at the same speed as the wave itself. The new wavefront is a line tangent to all of the wavelets incoherent waves have random phase relationships interference microscopes microscopes that enhance contrast between objects and background by superimposing a reference beam of light upon the light emerging from the sample optically active substances that rotate the plane of polarization of light passing through them order the integer used in the equations for constructive and destructive interference for a double slit phase-contrast microscope microscope utilizing wave interference and differences in phases to enhance contrast polarization the attribute that wave oscillations have a definite direction relative to the direction of propagation of the wave polarization microscope microscope that enhances contrast by utilizing a wave characteristic of light, useful for objects that are optically active polarized waves having the electric and magnetic field oscillations in a definite direction Rayleigh criterion two images are just resolvable when the center of the diffraction pattern of one is directly over the first minimum of the diffraction pattern of the other reflected light that is completely polarized light reflected at the angle of reflection , known as Brewster’s angle thin film interference interference between light reflected from different surfaces of a thin film ultraviolet (UV) microscopes microscopes constructed with special lenses that transmit UV rays and utilize photographic or electronic techniques to record images unpolarized waves that are randomly polarized vertically polarized the oscillations are in a vertical plane wavelength in a medium , where is the wavelength in vacuum, and is the index of refraction of the medium
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Incoherent waves are described as having what kind of phase relationships?
- Random
- Identical
- Fixed
- Opposite
Reveal answer
Answer: Random
Source evidence
PDF page 1322: direction at the same speed as the wave itself. The new wavefront is a line tangent to all of the wavelets incoherent waves have random phase relationships interference microscopes microscopes that enhance contrast between objects and background by superimposing a reference beam of light upon the light emerging from the sample optically active substances that rotate the plane of polarization of light passing through them order the integer used in the equations for constructive and destructive interference for a double slit phase-contrast microscope microscope utilizing wave interference and differences in phases to enhance contrast polarization the attribute that wave oscillations have a definite direction relative to the direction of propagation of the wave polarization microscope microscope that enhances contrast by utilizing a wave characteristic of light, useful for objects that are optically active polarized waves having the electric and magnetic field oscillations in a definite direction Rayleigh criterion two images are just resolvable when the center of the diffraction pattern of one is directly over the first minimum of the diffraction pattern of the other reflected light that is completely polarized light reflected at the angle of reflection , known as Brewster’s angle thin film interference interference between light reflected from different surfaces of a thin film ultraviolet (UV) microscopes microscopes constructed with special lenses that transmit UV rays and utilize photographic or electronic techniques to record images unpolarized waves that are randomly polarized vertically polarized the oscillations are in a vertical plane wavelength in a medium , where is the wavelength in vacuum, and is the index of refraction of the medium
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What is polarization, according to the source?
- Bending of light rays
- Change in wave speed
- Random spread of wavelets
- Definite direction of oscillations
Reveal answer
Answer: Definite direction of oscillations
Source evidence
PDF page 1322: direction at the same speed as the wave itself. The new wavefront is a line tangent to all of the wavelets incoherent waves have random phase relationships interference microscopes microscopes that enhance contrast between objects and background by superimposing a reference beam of light upon the light emerging from the sample optically active substances that rotate the plane of polarization of light passing through them order the integer used in the equations for constructive and destructive interference for a double slit phase-contrast microscope microscope utilizing wave interference and differences in phases to enhance contrast polarization the attribute that wave oscillations have a definite direction relative to the direction of propagation of the wave polarization microscope microscope that enhances contrast by utilizing a wave characteristic of light, useful for objects that are optically active polarized waves having the electric and magnetic field oscillations in a definite direction Rayleigh criterion two images are just resolvable when the center of the diffraction pattern of one is directly over the first minimum of the diffraction pattern of the other reflected light that is completely polarized light reflected at the angle of reflection , known as Brewster’s angle thin film interference interference between light reflected from different surfaces of a thin film ultraviolet (UV) microscopes microscopes constructed with special lenses that transmit UV rays and utilize photographic or electronic techniques to record images unpolarized waves that are randomly polarized vertically polarized the oscillations are in a vertical plane wavelength in a medium , where is the wavelength in vacuum, and is the index of refraction of the medium
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Waves that have their electric and magnetic field oscillations in a definite direction are called what?
- Diffracted
- Incoherent
- Unpolarized
- Polarized
Reveal answer
Answer: Polarized
Source evidence
PDF page 1322: direction at the same speed as the wave itself. The new wavefront is a line tangent to all of the wavelets incoherent waves have random phase relationships interference microscopes microscopes that enhance contrast between objects and background by superimposing a reference beam of light upon the light emerging from the sample optically active substances that rotate the plane of polarization of light passing through them order the integer used in the equations for constructive and destructive interference for a double slit phase-contrast microscope microscope utilizing wave interference and differences in phases to enhance contrast polarization the attribute that wave oscillations have a definite direction relative to the direction of propagation of the wave polarization microscope microscope that enhances contrast by utilizing a wave characteristic of light, useful for objects that are optically active polarized waves having the electric and magnetic field oscillations in a definite direction Rayleigh criterion two images are just resolvable when the center of the diffraction pattern of one is directly over the first minimum of the diffraction pattern of the other reflected light that is completely polarized light reflected at the angle of reflection , known as Brewster’s angle thin film interference interference between light reflected from different surfaces of a thin film ultraviolet (UV) microscopes microscopes constructed with special lenses that transmit UV rays and utilize photographic or electronic techniques to record images unpolarized waves that are randomly polarized vertically polarized the oscillations are in a vertical plane wavelength in a medium , where is the wavelength in vacuum, and is the index of refraction of the medium
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Unpolarized waves are described as being what?
- Vertically polarized
- Completely reflected
- In phase
- Randomly polarized
Reveal answer
Answer: Randomly polarized
Source evidence
PDF page 1322: direction at the same speed as the wave itself. The new wavefront is a line tangent to all of the wavelets incoherent waves have random phase relationships interference microscopes microscopes that enhance contrast between objects and background by superimposing a reference beam of light upon the light emerging from the sample optically active substances that rotate the plane of polarization of light passing through them order the integer used in the equations for constructive and destructive interference for a double slit phase-contrast microscope microscope utilizing wave interference and differences in phases to enhance contrast polarization the attribute that wave oscillations have a definite direction relative to the direction of propagation of the wave polarization microscope microscope that enhances contrast by utilizing a wave characteristic of light, useful for objects that are optically active polarized waves having the electric and magnetic field oscillations in a definite direction Rayleigh criterion two images are just resolvable when the center of the diffraction pattern of one is directly over the first minimum of the diffraction pattern of the other reflected light that is completely polarized light reflected at the angle of reflection , known as Brewster’s angle thin film interference interference between light reflected from different surfaces of a thin film ultraviolet (UV) microscopes microscopes constructed with special lenses that transmit UV rays and utilize photographic or electronic techniques to record images unpolarized waves that are randomly polarized vertically polarized the oscillations are in a vertical plane wavelength in a medium , where is the wavelength in vacuum, and is the index of refraction of the medium
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Light reflected at Brewster's angle is completely what?
- Absorbed
- Refracted
- Diffracted
- Polarized
Reveal answer
Answer: Polarized
Source evidence
PDF page 1322: direction at the same speed as the wave itself. The new wavefront is a line tangent to all of the wavelets incoherent waves have random phase relationships interference microscopes microscopes that enhance contrast between objects and background by superimposing a reference beam of light upon the light emerging from the sample optically active substances that rotate the plane of polarization of light passing through them order the integer used in the equations for constructive and destructive interference for a double slit phase-contrast microscope microscope utilizing wave interference and differences in phases to enhance contrast polarization the attribute that wave oscillations have a definite direction relative to the direction of propagation of the wave polarization microscope microscope that enhances contrast by utilizing a wave characteristic of light, useful for objects that are optically active polarized waves having the electric and magnetic field oscillations in a definite direction Rayleigh criterion two images are just resolvable when the center of the diffraction pattern of one is directly over the first minimum of the diffraction pattern of the other reflected light that is completely polarized light reflected at the angle of reflection , known as Brewster’s angle thin film interference interference between light reflected from different surfaces of a thin film ultraviolet (UV) microscopes microscopes constructed with special lenses that transmit UV rays and utilize photographic or electronic techniques to record images unpolarized waves that are randomly polarized vertically polarized the oscillations are in a vertical plane wavelength in a medium , where is the wavelength in vacuum, and is the index of refraction of the medium
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Thin film interference is interference between light reflected from what?
- Different surfaces of a thin film
- Incoherent lasers
- Two separate light sources
- A single mirror surface
Reveal answer
Answer: Different surfaces of a thin film
Source evidence
PDF page 1322: direction at the same speed as the wave itself. The new wavefront is a line tangent to all of the wavelets incoherent waves have random phase relationships interference microscopes microscopes that enhance contrast between objects and background by superimposing a reference beam of light upon the light emerging from the sample optically active substances that rotate the plane of polarization of light passing through them order the integer used in the equations for constructive and destructive interference for a double slit phase-contrast microscope microscope utilizing wave interference and differences in phases to enhance contrast polarization the attribute that wave oscillations have a definite direction relative to the direction of propagation of the wave polarization microscope microscope that enhances contrast by utilizing a wave characteristic of light, useful for objects that are optically active polarized waves having the electric and magnetic field oscillations in a definite direction Rayleigh criterion two images are just resolvable when the center of the diffraction pattern of one is directly over the first minimum of the diffraction pattern of the other reflected light that is completely polarized light reflected at the angle of reflection , known as Brewster’s angle thin film interference interference between light reflected from different surfaces of a thin film ultraviolet (UV) microscopes microscopes constructed with special lenses that transmit UV rays and utilize photographic or electronic techniques to record images unpolarized waves that are randomly polarized vertically polarized the oscillations are in a vertical plane wavelength in a medium , where is the wavelength in vacuum, and is the index of refraction of the medium
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According to the Rayleigh criterion, two images are just resolvable when one center is directly over what of the other?
- The edge of the lens
- The second maximum
- The first minimum
- The central peak
Reveal answer
Answer: The first minimum
Source evidence
PDF page 1322: direction at the same speed as the wave itself. The new wavefront is a line tangent to all of the wavelets incoherent waves have random phase relationships interference microscopes microscopes that enhance contrast between objects and background by superimposing a reference beam of light upon the light emerging from the sample optically active substances that rotate the plane of polarization of light passing through them order the integer used in the equations for constructive and destructive interference for a double slit phase-contrast microscope microscope utilizing wave interference and differences in phases to enhance contrast polarization the attribute that wave oscillations have a definite direction relative to the direction of propagation of the wave polarization microscope microscope that enhances contrast by utilizing a wave characteristic of light, useful for objects that are optically active polarized waves having the electric and magnetic field oscillations in a definite direction Rayleigh criterion two images are just resolvable when the center of the diffraction pattern of one is directly over the first minimum of the diffraction pattern of the other reflected light that is completely polarized light reflected at the angle of reflection , known as Brewster’s angle thin film interference interference between light reflected from different surfaces of a thin film ultraviolet (UV) microscopes microscopes constructed with special lenses that transmit UV rays and utilize photographic or electronic techniques to record images unpolarized waves that are randomly polarized vertically polarized the oscillations are in a vertical plane wavelength in a medium , where is the wavelength in vacuum, and is the index of refraction of the medium
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What is 'order' in the equations for constructive and destructive interference for a double slit?
- The wavelength in vacuum
- The index of refraction
- The integer used in the equations
- The slit separation
Reveal answer
Answer: The integer used in the equations
Source evidence
PDF page 1322: direction at the same speed as the wave itself. The new wavefront is a line tangent to all of the wavelets incoherent waves have random phase relationships interference microscopes microscopes that enhance contrast between objects and background by superimposing a reference beam of light upon the light emerging from the sample optically active substances that rotate the plane of polarization of light passing through them order the integer used in the equations for constructive and destructive interference for a double slit phase-contrast microscope microscope utilizing wave interference and differences in phases to enhance contrast polarization the attribute that wave oscillations have a definite direction relative to the direction of propagation of the wave polarization microscope microscope that enhances contrast by utilizing a wave characteristic of light, useful for objects that are optically active polarized waves having the electric and magnetic field oscillations in a definite direction Rayleigh criterion two images are just resolvable when the center of the diffraction pattern of one is directly over the first minimum of the diffraction pattern of the other reflected light that is completely polarized light reflected at the angle of reflection , known as Brewster’s angle thin film interference interference between light reflected from different surfaces of a thin film ultraviolet (UV) microscopes microscopes constructed with special lenses that transmit UV rays and utilize photographic or electronic techniques to record images unpolarized waves that are randomly polarized vertically polarized the oscillations are in a vertical plane wavelength in a medium , where is the wavelength in vacuum, and is the index of refraction of the medium
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