Railways Technical Ability Fluid Mechanics and Machinery Question Bank Fluid Mechanics

  • question_answer Consider the following statements:
    The state of stress in a fluid consists of normal pressure only if the fluid:
    1. is at rest
    2. Is in uniform motion
    3. Has non-uniform velocity profile
    4. Has zero viscosity.
    Which of the statements given above are correct?

    A) 1, 2 and 3                     

    B) 1, 2 and 4

    C) 1, 3 and 4                     

    D) 2, 3 and 4

    Correct Answer: B


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