JEE Main & Advanced Physics Kinetic Theory of Gases JEE PYQ-Kinetic Theory Of Gases

  • question_answer
    An ideal gas occupies a volume of \[2{{m}^{3}}\] at a pressure of\[3\times {{10}^{6}}Pa\]. The energy of the gas is- [JEE Main 12-Jan-2019 Morning]

    A) \[9\times {{10}^{6}}J\]

    B)      \[3\times {{10}^{2}}J\]

    C) \[6\times {{10}^{4}}J\]

    D)      \[{{10}^{8}}J\]

    Correct Answer: A

    Solution :

    [a] We know that \[PV=\frac{2}{3}E\]
    \[E=\frac{3PV}{2}=3\times \frac{3\times {{10}^{6}}}{2}\times 2=9\times {{10}^{6}}J\]


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