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NEET Sample Paper NEET Sample Test Paper-51

  • question_answer
    2 mole of an ideal gas at \[27{}^\circ \,C\] expands isothermally & reversibly from a volume of 4 litre to 40 litre, the work done by the gas is-

    A) \[W=-\,28.72\text{ }kJ\]

    B) \[W=-11.488\,kJ\]

    C) \[W=-\,5.736\,kJ\]         

    D) \[W=4.988\,kJ\]

    Correct Answer: B

    Solution :

    \[w\,\,=\,\,-2.303\,\,nRT\,\,\log \,\,\frac{{{V}_{2}}}{{{V}_{1}}}\]


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