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

  • question_answer
    The temperature of the system decreases in the process of

    A)  free expansion

    B)  adiabatic expansion

    C)  isothermal expansion

    D)  isothermal compression

    Correct Answer: B

    Solution :

    An adiabatic change involves a fall or rise in temperature of the system. If a gas expands under adiabatic conditions, its temperature falls.


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