Following measurements are acquired at a no load operation of a one phase transformer; Input Voltage (V,) = 220 V Input Current (I,) = 4 A Input power (P,) = 90 W Core loss (Pcore) = 70W Frequency= 50 Hz Calculate the primary copper resistance (Rcu), core resistance (Rfe) and magnetizing inductance (L) of this transformer. No load transformer operation; L-4A 4-4A Ro Ise Open Secondary eov V,-220V Re Vre P-90w P=90w

Following measurements are acquired at a no load operation of a one phase transformer; Input Voltage (V,) = 220 V Input Current (I,) = 4 A Input power (P,) = 90 W Core loss (Pcore) = 70W Frequency= 50 Hz Calculate the primary copper resistance (Rcu), core resistance (Rfe) and magnetizing inductance (L) of this transformer. No load transformer operation; L-4A 4-4A Ro Ise Open Secondary eov V,-220V Re Vre P-90w P=90w

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter3: Power Transformers

Section: Chapter Questions

Problem 3.31MCQ

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