Power required (in watts) to drive a centrifugal pump is (where H m = Manometric head in metres, w = Specific weight in N/m 3 , Q = Discharge of the pump in m 3 /s, and `eta_o`= Overall efficiency of the pump) Options: A . &nbsp`(w.H_m)/(Q xx eta_o)` B . &nbsp`(w.Q.H_m)/(eta_o)` C . &nbsp`(w.Q )/(H_m xx eta_o)` D . &nbsp`(w.Q xx eta_o)/(H_m)`

Power

Question

Power required (in watts) to drive a centrifugal pump is (where H_m = Manometric head in metres, w = Specific weight in N/m³, Q = Discharge of the pump in m³/s, and `eta_o`= Overall efficiency of the pump)

Options:

A . `(w.H_m)/(Q xx eta_o)`

B . `(w.Q.H_m)/(eta_o)`

C . `(w.Q )/(H_m xx eta_o)`

D . `(w.Q xx eta_o)/(H_m)`

Answer: Option B

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