Railways Technical Ability Turbomachinery Question Bank Turbomachinery

  • question_answer Consider the following statements:
    1.  Intercooling is effective only at lower pressure- ratios and high turbine inlet temperatures.
    2.  There is very little gain in thermal efficiency when intercooling is used without the benefit of regeneration.
    3.  With higher value of 'y' and \[{{c}_{p}}\] of the working fluid, will net power output of Brayton cycle will increase.
    Of these statements:

    A) 1, 2 and 3 are correct

    B) 1 and 2 are correct

    C) 1 and 3 are correct  

    D) 2 and 3 are correct

    Correct Answer: D


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