A centrifugal pump has the following specifications: Power = 4 H.P.; S – McqOptions

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1.	A centrifugal pump has the following specifications: Power = 4 H.P.; Speed = 800 rpm Head = 8 metres Flow = 1000 litres/minutes. If its speed is halved, then the new head will be ______________ metres?
A.	2
B.	4
C.	8
D.	5.5
Answer» B. 4

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