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Railways NTPC (Technical Ability) Vibration Analysis Question Bank Vibration Analysis

  • question_answer
    In a multi-rotor system of torsional vibration maximum number of nodes that can occur is:

    A) Two

    B) Equal to the number of rotor plus one

    C) Equal to the number of rotors

    D) Equal to the number of rotors minus one

    Correct Answer: D

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