A 10KVA single-phase transformer provides a no-load secondary voltage of 110 volts. If the equivalent secondary winding resistance is 0.0150 and its total reactance is 0.040, determine its voltage regulation when supplying a load at 0.85 power factor lagging. Data given: VA = 10000, Vs(no-load) = 110V, R = 0.01502, X = 0.040, find %Reg.

A 10KVA single-phase transformer provides a no-load secondary voltage of 110 volts. If the equivalent secondary winding resistance is 0.0150 and its total reactance is 0.040, determine its voltage regulation when supplying a load at 0.85 power factor lagging. Data given: VA = 10000, Vs(no-load) = 110V, R = 0.01502, X = 0.040, find %Reg.

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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