A circuit has 0.5 pu impedance. if the base values of MVA and kV are halved, what is the new pu impedance?

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
Chapter2: Fundamentals
Section: Chapter Questions
Problem 2.20P: A circuit consists of two impedances, Z1=2030 and Z2=2560, in parallel, supplied by a source voltage...
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4. A circuit has 0.5 pu impedance. if the base values of MVA and kV are halved, what is the new pu impedance?

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