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Discussion :: Hydraulic Machines

  1. Discharge of a centrifugal pump is

    2. A.
    directly proportional to diameter of its impeller
    B.
    inversely proportional to diameter of its impeller
    C.
    directly proportional to (diameter)2 of its impeller
    D.
    inversely proportional to (diameter)2 of its impeller

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    Answer : Option C

    Explanation :

    Discharge of a centrifugal pump is directly proportional to (Diameter)^2 of its impeller.

    Head of a centrifugal pump is directly proportional to (Diameter)^2 of its impeller.

    Power Developed of a centrifugal pump is directly proportional to (Diameter)^4 of its impeller.

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