Railways Technical Ability Turbomachinery Question Bank Turbomachinery

  • question_answer At constant efficiency, the horse power of a fan is:

    A) Proportional to rpm

    B) Proportional to \[{{(rpm)}^{2}}\]

    C) Proportional to \[{{(rpm)}^{3}}\]

    D) A polynomial function of rpm

    Correct Answer: B

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