Q#3: A single-phase transformer has the following specifications Apparent Power (S) = 10 kVA Primary Voltage (Vp) = 240 V Secondary Voltage (V) = 120 V Frequency (f)=60 Hz a. Calculate the turns ratio (N/N2) for this transformer. b. Determine the primary current (Ip) and secondary current (Is). c. Find the reflected impedance to the primary if the impedance c to the secondary winding is 6 ohms.

Q#3: A single-phase transformer has the following specifications Apparent Power (S) = 10 kVA Primary Voltage (Vp) = 240 V Secondary Voltage (V) = 120 V Frequency (f)=60 Hz a. Calculate the turns ratio (N/N2) for this transformer. b. Determine the primary current (Ip) and secondary current (Is). c. Find the reflected impedance to the primary if the impedance c to the secondary winding is 6 ohms.

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 3.9P

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