Chemical Engineering - Fluid Mechanics - Discussion
Discussion Forum : Fluid Mechanics - Section 12 (Q.No. 46)
46.
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, the power consumed now will be __________ hp.
Power = 4 H.P.; Speed = 800 rpm
Head = 8 metres
Flow = 1000 litres/minutes.
If its speed is halved, the power consumed now will be __________ hp.
Discussion:
1 comments Page 1 of 1.
Rosmy Xavier said:
2 years ago
P is directly proportional to N^3.
P1/P2 = (N1/N2)^3.
4/P2 = (800/400)^3.
P2 =4/8 = 0.5.
P1/P2 = (N1/N2)^3.
4/P2 = (800/400)^3.
P2 =4/8 = 0.5.
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