(b) A 12 kVA, 1.1kV/110V single phase transformer is running at a primary RMS voltage of1.1kV and primary RMS current of 10.5A.(i) Calculate the secondary RMS current.Calculate the secondary RMS voltage.(ii)(iii) Calculate the active power delivered to the load.@ @(iv) Calculate the resistance of the load at the secondary side.(v) Calculate the resistance of the load reflected on to the primary side.

Answered: Image /qna-images/answer/d96a445a-dd2e-4865-bb18-2c6dc470f5be.jpg

(b) A 12 kVA, 1.1kV/110V single phase transformer is running at a primary RMS voltage of 1.1kV and primary RMS current of 10.5A. (i) Calculate the secondary RMS current. (ii) Calculate the secondary RMS voltage. (iii) Calculate the active power delivered to the load. (iv) Calculate the resistance of the load at the secondary side. (v) Calculate the resistance of the load reflected on to the primary side.

(b) A 12 kVA, 1.1kV/110V single phase transformer is running at a primary RMS voltage of 1.1kV and primary RMS current of 10.5A. (i) Calculate the secondary RMS current. (ii) Calculate the secondary RMS voltage. (iii) Calculate the active power delivered to the load. (iv) Calculate the resistance of the load at the secondary side. (v) Calculate the resistance of the load reflected on to the primary side.

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 3.10P: A single-phase step-down transformer is rated 13MVA,66kV/11.5kV. With the 11.5 kV winding...

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