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NEET Sample Paper NEET Sample Test Paper-42

  • question_answer
    A gas is taken through the cycle \[\operatorname{A}\to B\to C\]\[\to A\]as shown. What is the net work done by the gas:

    A) 2000J                           

    B) 1000J  

    C) Zero                 

    D) 1-2000J

    Correct Answer: B

    Solution :

    Net work done by the gas =Area under P.V graph \[{{\operatorname{W}}_{net}}=\frac{1}{2}AC\times BC\] \[{{\operatorname{W}}_{net}}=\frac{1}{2}\times 5\times 1{{0}^{-3}}\times 4\times 1{{0}^{5}}=1000J\]


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