R

Ranjeet • 34.60K Points
Instructor I 

Q. The specific speed of a centrifugal pump, delivering 750 litres of water per second against a head of 15 metres 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.
Correct : Option (C)

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