A transformer iron core has a mass of 50 kg. At 25 Hz, the maiximum flux density in the core is 1.3 T. Assume a Steinmetz coefficient of 600 J/m3 and density of 7800 kg/m3. Find the energy lost in the core after 1 hour.

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 3.11P: For the transformer in Problem 3.10. The open-circuit test with 11.5 kV applied results in a power...
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A transformer iron core has a mass of 50 kg. At 25 Hz, the maiximum flux density in the core is 1.3 T. Assume a Steinmetz coefficient of 600 J/m3 and density of 7800 kg/m3. Find the energy lost in the core after 1 hour.

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