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J & K CET Medical J & K - CET Medical Solved Paper-2014

  • question_answer
    Calculate, the efficiency of the engine, if Carnot cycle operates at\[{{T}_{1}}=550\text{ }K\]and \[{{T}_{2}}=320\text{ }K\]producing 2.3 kJ of mechanical work per cycle?

    A)  0.418  

    B)  0.622  

    C)  0.823  

    D)  0.902

    Correct Answer: A

    Solution :

     Efficiency\[\eta =1-\frac{{{T}_{2}}}{{{T}_{1}}}\] \[=1-\frac{320}{550}=1-0.58=0.418\]


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