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The Wave Aspect of Light: Interference Quiz

12 questions physics Grades 9-12

The question sheet

Reveal any answer as you study
  1. 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

  2. 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

  3. 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

  4. 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

  5. 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

  6. 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

  7. 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

  8. 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

  9. 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

  10. 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

  11. 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

  12. 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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