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What is the minimum thickness of a soap bubble for which the first order of constructive interference occurs for light of wavelength λ? (2019)

Practice Questions

1 question
Q1
What is the minimum thickness of a soap bubble for which the first order of constructive interference occurs for light of wavelength λ? (2019)
  1. λ/4
  2. λ/2
  3. λ
  4. 3λ/4

Questions & Step-by-step Solutions

1 item
Q
Q: What is the minimum thickness of a soap bubble for which the first order of constructive interference occurs for light of wavelength λ? (2019)
Solution: For constructive interference in a soap bubble, the minimum thickness should be λ/4, accounting for the phase change upon reflection.
Steps: 0

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