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Question 31241
JEE Physics · Easy

Sound Waves: Open Pipe MCQ

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Open PipeEasyQuestion 31241

Question

Fundamental frequency of an open pipe of length L is:
  1. A
    v/4L
  2. B
    v/2L
    Correct
  3. C
    v/L
  4. D
    2v/L

Correct answer

v/2L

Explanation

Open pipe: both ends are antinodes. Fundamental has λ/2 = L → f₁ = v/(2L).

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