JIPMER Jipmer Medical Solved Paper-2003

  • question_answer
    Air is expended from 50 litres to 150 litres at 2 atmosphere the external work done is:

    A) (1 atmospheric pressure\[=1\times {{10}^{5}}N\text{/}{{m}^{2}}\])  \[2\times {{10}^{-8}}\text{J}\]                                 

    B)  \[2\times {{10}^{-4}}\text{J}\] 

    C)         \[\text{200J}\]                

    D)         \[\text{2000J}\]

    Correct Answer: B

    Solution :

    Work done is \[W=P\,\Delta \,V\] \[=2\times {{10}^{5}}\times (150-50)\times {{10}^{-3}}\] \[=2\times {{10}^{4}}J\]


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