NEET Sample Paper NEET Sample Test Paper-39

  • question_answer A gas is taken through the cycled \[A\to B\to C\to A\] , as shown. What is the net work done by the gas?

    A)  2000 J      

    B)  1000 J

    C)  Zero        

    D)  -2000 J

    Correct Answer: B

    Solution :

     Work done in PV- diagram is equal to area enclosed in P-V curve \[\Rightarrow \]\[W=\frac{1}{2}\times 5\times {{10}^{-3}}\times 4\times {{10}^{5}}=10\times {{10}^{2}}\] \[=\,1000\,J\]

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