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Nodes, antinodes and their positions on a string vibrating in a given overtone

This type of question, asked 4 times: 15 May 2023 S1, 13 Apr 2026 S1, 16 Apr 2026 S1, 12 May 2026 S2. All 4 questions below, oldest first.

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  1. Question 1

    15 May 2023 S1

    43
    When a sonometer wire vibrates in third overtone there are

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  2. Question 2

    13 Apr 2026 S1

    124
    A sonometer wire is vibrating in third overtone. There are

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  3. Question 3

    16 Apr 2026 S1

    122
    When a sonometer wire vibrates in the third overtone, the number of antinodes and nodes formed on the wire are respectively

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  4. Question 4

    12 May 2026 S2

    122
    In sonometer experiment, the string of length ′L′'L' under tension vibrates in second overtone between the two bridges. The amplitude of vibration is maximum at length

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