Question No : 15
The impeller of a centrifugal pump may have
Question No : 16
The discharge through a reaction turbine ________ with the increase in unit speed.
Question No : 17
In a reciprocating pump, air vessels are used to
Question No : 18
In a centrifugal pump casing, the flow of water leaving the impeller, is
Question No : 19
A hydraulic ram is a device used to
Question No : 20
Puck up the wrong statement about centrifugal pump
Question No : 21
The efficiency of jet propulsion for a ship with inlet orifices at right angles to the direction of motion of ship is given by