Railways Technical Ability Instrument Mechanical Question Bank Instrument Mechanical

  • question_answer Which one of the following correctly expresses the specific speed of a turbine and a pump, respectively?

    A) \[\frac{N\sqrt{Q}}{{{H}^{3/4}}},\frac{N\sqrt{P}}{{{H}^{5/4}}}\]      

    B) \[\frac{N\sqrt{P}}{{{H}^{3/4}}},\frac{N\sqrt{Q}}{{{H}^{5/4}}}\]

    C) \[\frac{N\sqrt{P}}{{{H}^{5/4}}},\frac{N\sqrt{Q}}{{{H}^{3/4}}}\]      

    D) \[\frac{N\sqrt{P}}{{{H}^{7/4}}},\frac{N\sqrt{Q}}{{{H}^{3/4}}}\]

    Correct Answer: C

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