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Railways NTPC (Technical Ability) Thermodynamics Question Bank Thermodynamics

  • question_answer
    For an ideal gas, the expression \[\left[ T\,{{\left( \frac{\partial s}{\partial T} \right)}_{p}}-T\,{{\left( \frac{\partial s}{\partial T} \right)}_{v}} \right]\] is equal to:

    A) Zero                             

    B) \[{{c}_{p}}/{{c}_{v}}\]

    C) R                                 

    D) RT

    Correct Answer: C

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