The ratio of quantity of liquid discharged per second from the pump to the quantity of liquid passing per second through the impeller is known as

A. Manometric efficiency

B. Mechanical efficiency

C. Overall efficiency

D. Volumetric efficiency

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  3. The working of which of the following hydraulic units is based on Pascal's law?
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  5. The static head of a centrifugal pump is equal to the ________ of suction head and delivery head.
  6. Centrifugal pump is started with its delivery valve
  7. Which type of the pump is different from others in the same group?
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  12. Head developed by a centrifugal pump is
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  14. Slip of a reciprocating pump is defined as the
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  17. Multistage centrifugal pumps are used to
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  21. Which place in hydraulic turbine is most susceptible for cavitations?
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  24. In reaction turbine, draft tube is used
  25. Slip of a reciprocating pump is negative, when
  26. If a pump is handling water and is discharging a certain flow Q at a constant total dynamic head requiring…
  27. The cavitation in reaction turbines is avoided, to a great extent by
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  29. The Fourneyron turbine is _________ reaction turbine.
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