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Refraction, diffraction and interference

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Question 7

What happens to the physical width and the peak brightness of the central maximum of the diffraction pattern?

Width of central maximumPeak brightness of central maximum

remains unchanged | increases

remains unchanged | decreases

increases | increases

decreases | remains unchanged

Refraction, diffraction and interference Questions

  1. A Level
  2. /Physics
  3. /Refraction, diffraction and interference