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JEE Main & Advanced Physics Thermodynamical Processes Question Bank First Law of Thermodynamics

  • question_answer
      The temperature of an ideal gas is kept constant as it expands. The gas does external work. During this process, the internal energy of the gas                                     [MP PMT 1990]

    A)            Decreases

    B)            Increases

    C)            Remains constant

    D)            Depends on the molecular motion

    Correct Answer: C

    Solution :

               Internal energy depends only on the temperature of the gas.


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