Railways Technical Ability Instrument Mechanical Question Bank Instrument Mechanical

  • question_answer Consider the following statement:
    If pump NFSH requirements are not satisfied, then
    1. It will not develop sufficient head to raise water.
    2. Its efficiency will be low.
    3. It will deliver very low discharge.
    4. It will be cavitated.
    Of these statements:

    A) 1, 2 and 3 are correct

    B) 1 and 4 are correct

    C) 2, 3 and are 4 correct

    D) 1, 2, 3 and 4 are correct.

    Correct Answer: D


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