What is the effect on the interference pattern if the wavelength of light used in a double-slit experiment is increased? (2023)

Practice Questions

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Q1
What is the effect on the interference pattern if the wavelength of light used in a double-slit experiment is increased? (2023)
  1. Fringe width decreases
  2. Fringe width increases
  3. Fringe separation remains the same
  4. Fringe visibility decreases

Questions & Step-by-step Solutions

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Q
Q: What is the effect on the interference pattern if the wavelength of light used in a double-slit experiment is increased? (2023)
Solution: Increasing the wavelength increases the fringe width, as fringe width β is directly proportional to the wavelength.
Steps: 0

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