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  3. RAJASTHAN ­ PET

RAJASTHAN ­ PET Rajasthan PET Solved Paper-2004

  • question_answer
    The required mechanical work to increase in per unit surface area of liquid is called surface tension of the liquid. When liquid is in

    A)  isothermal condition

    B)  isobaric condition

    C)  isochoric condition

    D)  adiabatic condition

    Correct Answer: A

    Solution :

     \[W=T.dA\] if \[dA=1\] then \[W=T\]


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