Optics Quiz
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Questions and Answers

What is the purpose of using rays in optics?

  • To model the propagation of light through an optical system (correct)
  • To analyze the color spectrum of light
  • To describe phenomena such as diffraction
  • To calculate the speed of light in different media
  • What does ray optics or geometrical optics primarily describe?

  • How light waves diffract
  • How the speed of light changes with wavelength
  • How light is refracted in different media
  • How rays propagate through an optical system (correct)
  • What is the defining characteristic of a light ray in homogeneous media?

  • They are straight (correct)
  • They bend at the interface between two dissimilar media
  • They are perpendicular to the wavefronts
  • They are curved
  • What type of phenomena does ray optics or geometrical optics not describe?

    <p>Diffraction</p> Signup and view all the answers

    When do light rays bend in a medium?

    <p>When the refractive index changes</p> Signup and view all the answers

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