J & K CET Medical J & K - CET Medical Solved Paper-2002

  • question_answer
    Two glass plates having a little water in between cannot be easily separated because of:

    A)  viscosity                             

    B)  atmospheric pressure

    C)  surface tension

    D)  friction

    Correct Answer: C

    Solution :

                    Surface tension of a liquid is defined as the work required to increase the surface area of the liquid film by unity at constant temperature. When two glass plates have water in between them, then it is not easy to separate them because of surface tension of water.


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