The Rayleigh Criterion Quiz

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Questions and Answers

What is the Rayleigh criterion?

  • The minimum angular separation at which two point sources can be resolved (correct)
  • The size of the Airy disk
  • The maximum angular separation at which two point sources can be resolved
  • The distance between two point sources

What happens when the Airy disks of two point sources overlap?

  • The two points can no longer be resolved (correct)
  • The two points become clearer
  • The distance between the two points decreases
  • The size of the Airy disks increases

What is the first minimum of an Airy disk?

  • The point at which brightness is at its lowest (correct)
  • The point at which the Airy disk splits into two
  • The point at which brightness is at its highest
  • The point at which the Airy disk disappears

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