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End correction of a pipe in terms of its radius and its effect on frequency and wavelength

This type of question, asked 4 times: 3 May 2023 S2, 9 May 2024 S2, 12 May 2024 S2, 14 May 2026 S2. All 4 questions below, oldest first.

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  1. Question 1

    3 May 2023 S2

    12
    If 'll' is the length of pipe, 'rr' is the internal radius of the pipe and 'vv' is the velocity of sound in air then fundamental frequency of open pipe is

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  2. Question 2

    9 May 2024 S2

    37
    If the end correction of an open pipe is 0.8 cm, then the inner radius of that pipe is

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  3. Question 3

    12 May 2024 S2

    32
    End correction at open end for air column in a pipe of length ll is 'ee'. For its second overtone of an open pipe, the wavelength of the wave is

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  4. Question 4

    14 May 2026 S2

    122
    Two closed organ pipes A and B have the same length and A is wider than B. They resonate in the fundamental mode at frequencies nAn_A and nBn_B respectively, then

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