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What is the correct answer?
4
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 Answer :
C. 82.4 r.p.m.
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