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Railways NTPC (Technical Ability) Turbomachinery Question Bank Turbomachinery

  • question_answer
    In a simple gas turbine power plant operating on standard Brayton cycle power needed to drive the compressor is 175 kW, rate of heat supplied during constant pressure heat addition process is 675 kW. Turbine output obtained during expansion is 425 kW. What is the rate of heat rejection during constant pressure heat rejection?

    A) 75 kW              

    B) 425 kW

    C) 500 kW            

    D) 925 kW

    Correct Answer: B

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