J & K CET Engineering J and K - CET Engineering Solved Paper-2007

  • question_answer
    The meniscus of mercury in a capillary glass tube, is

    A)  concave      

    B)  plane

    C)  cylindrical    

    D)  convex

    Correct Answer: D

    Solution :

    Due to its adhesive nature, mercury depresses below the free surface of the liquid at the point of contact in the container (as shown in figure) when the capillary tube is dipped in it.


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