Railways Technical Ability Fluid Mechanics and Machinery Question Bank Fluid Mechanics

  • question_answer If the diameter of a capillary tube is doubled, the capillary-rise will become:

    A) \[\sqrt{2}\] Times less     

    B) Double

    C) Half                             

    D) \[\sqrt{2}\]Times more

    Correct Answer: C

    Solution :

    Capillary rise, \[h\propto \frac{1}{d}\]

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