*$_The specific speed of a centrifugal pump, delivering 750 liters of water per second against a head of 15 meters at 725 r.p.m., is?

*$_The specific speed of a centrifugal pump, delivering 750 liters of

1.	*$_The specific speed of a centrifugal pump, delivering 750 liters of water per second against a head of 15 meters at 725 r.p.m., is?
A.	24.8 r.p.m.
B.	48.2 r.p.m
C.	82.4 r.p.m.
D.	248 r.p.m
Answer» D. 248 r.p.m