JEE Main & Advanced Physics Thermodynamical Processes Question Bank Topic Test - Thermodynamical Process (2021)

  • question_answer
    A thermally insulated container is divided into two parts by a screen. In one part the pressure and temperature are P and T for an ideal gas filled. In the second part it is vacuum. If now a small hole is created in the screen, then the temperature of the gas will

    A) Decrease

    B) Increase

    C) Remain same    

    D) None of the above

    Correct Answer: C

    Solution :

    [c] This is the case of free expansion of gas. In free expansion \[\Delta U=0\]Þ Temp. remains same.

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