Railways Technical Ability Fluid Mechanics and Machinery Question Bank Fluid Mechanics

  • question_answer                   Which one of the following is the characteristics  a fully developed laminar:                     

    A) The pressure drop in the flow direction is zero

    B) The velocity profile changes uniformly in the flow direction

    C) The velocity profile does not change in the flow direction

    D) The Reynolds number for the flow is critical.

    Correct Answer: B


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