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Railways NTPC (Technical Ability) Fluid Mechanics and Machinery Question Bank Fluid Mechanics and Machinery

  • question_answer
    The cause of turbulence in fluid flow may be

    A)  high Reynold number

    B)  abrupt discontinuity in velocity distribution

    C)  critical Reynold number

    D)  existence of velocity gradient without abrupt discontinuity

    Correct Answer: D

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