2. A 40 Hp, 460 V, three-phase, 60 Hz, induction motor has an efficiency of 93.6% whenoperating at 75% loading, with a power factor of 83%. The two-wattmeter method is usedmeasure the power drawn by the motor. Wattmeter, W₁, wattmeter has its currentconnected in the yellow line, and its voltage coil between the yellow and red lines.Calculate the power measured by each wattmeter if:a.The motor is star-connected.b. The motor is delta-connected.=Note: 1 Hp 746 WCS Scanned with CamScanner

Answered: 2. A 40 Hp, 460 V, three-phase, 60 Hz,…

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 8RQ

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