Required information NOTE: This is a multi-part question. Once an answer submitted, you will be unable to return to this part. Water is pumped from a lake to a storage tank 15 m above at a rate of 98 L/s while consuming 15.4 kW of electric power. Disregarding any frictional losses in the pipes and any changes in kinetic energy, answer the questions that follow. We take the density of water to be p = 1000 kg/m³. Storage tank 15 m Pump

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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Required information
NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part.
Water is pumped from a lake to a storage tank 15 m above at a rate of 98 L/s while consuming 15.4 kW of electric power.
Disregarding any frictional losses in the pipes and any changes in kinetic energy, answer the questions that follow.
We take the density of water to be p = 1000 kg/m³.
15 m
Pump
Storage tank
Determine the overall efficiency of the pump-motor unit.
(You must provide an answer before moving to the next part.)
The overall efficiency is
%.
2
Transcribed Image Text:K ces Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Water is pumped from a lake to a storage tank 15 m above at a rate of 98 L/s while consuming 15.4 kW of electric power. Disregarding any frictional losses in the pipes and any changes in kinetic energy, answer the questions that follow. We take the density of water to be p = 1000 kg/m³. 15 m Pump Storage tank Determine the overall efficiency of the pump-motor unit. (You must provide an answer before moving to the next part.) The overall efficiency is %. 2
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