An electric motor controlling a pump draws 3.6 A from a 12 V power supply. Themechanical power output measured using a dynamometer is found to be 30 W.Calculate the efficiency of the motor and suggest what could account for any losses

An electric motor controlling a pump draws 3.6 A from a 12 V power supply. Themechanical power output measured using a dynamometer is found to be 30 W.Calculate the efficiency of the motor and suggest what could account for any losses

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter7: Alternating Current, Power Distribution, And Voltage Systems

Section: Chapter Questions

Problem 3RQ

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