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JAMIA MILLIA ISLAMIA Jamia Millia Islamia Solved Paper-2010

  • question_answer
        A gas at the temperature 250 K is contained in a closed vessel. If the gas is heated through 1 K, then the percentage increase in its pressure will be

    A)  0.4%                                    

    B)  0.2%

    C)  0.1%                                    

    D)  0.8%

    Correct Answer: A

    Solution :

                    \[P\propto T\] \[\therefore \]  \[\frac{{{p}_{1}}}{{{p}_{2}}}=\frac{{{T}_{1}}}{{{T}_{2}}}\] Or           \[\frac{{{p}_{2}}-{{p}_{1}}}{{{p}_{1}}}=\frac{{{T}_{2}}-{{T}_{1}}}{{{T}_{1}}}\]                 \[\left( \frac{\Delta p}{p} \right)%\left( \frac{251-250}{250} \right)\times 100\]                 \[=0.4%\]


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