Question No : 36
Multistage centrifugal pumps are used to
Question No : 37
The type of centrifugal pump preferred for a specific speed of 20 r.p.m. is
Question No : 38
Saving of work done and power by fitting an air vessel to double acting reciprocating pump is of the order of
Question No : 39
Specific speed for reaction turbines ranges from
Question No : 40
Which of the following statement is wrong?
Question No : 41
Which place in hydraulic turbine is most susceptible for cavitations?
Question No : 42
The specific speed (Ns) of a centrifugal pump is given by