A transformer core with an effective mean path length of 10 in has a 300-turn coil wrapped around one leg. Its cross-sectional area is 0.25 in2, and its magnetization curve is shown below. If current of 0.25 A is flowing in the coil, what is the total flux in the core? What is the flux density? 3. 28 26 24 22 20 1.6 14 12 06 04 02 10 20 30 40 50 100 200 300 s00 1000 2000 5000 Magnetizing intensity H.A-tumsm [1.27 T, 0.000205 Wb] Flux demity, T

A transformer core with an effective mean path length of 10 in has a 300-turn coil wrapped around one leg. Its cross-sectional area is 0.25 in2, and its magnetization curve is shown below. If current of 0.25 A is flowing in the coil, what is the total flux in the core? What is the flux density? 3. 28 26 24 22 20 1.6 14 12 06 04 02 10 20 30 40 50 100 200 300 s00 1000 2000 5000 Magnetizing intensity H.A-tumsm [1.27 T, 0.000205 Wb] Flux demity, T

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 3.1MCQ: The Ohms law for the magnetic circuit states that the net magnetomotive force (mmf) equals the...

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The Ohms law for the magnetic circuit states that the net magnetomotive force (mmf) equals the product of the core reluctance and the core flux. (a) True (b) False
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