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Which of the following diagrams correctly illustrates the mode of oscillation of air in a...

Physics
WAEC 2023

Which of the following diagrams correctly illustrates the mode of oscillation of air in a tube for the first overtone?

( The diagrams above are meant to help you in answering this question)

 

  • A. A
  • B. B
  • C. C
  • D. D
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Correct Answer: Option B
Explanation

The diagram above is a full wavelength and the length of an open pipe during first overtone equals one wavelength i.e. l = λ

 

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