A magnetic core with an airgap is shown in the figure below. The depth of the core is 7 cm, the length of the airgap in the core, g, is 0.04 cm, the relative permeability of the core is 2000. Assume a five percent increase in the effective air-gap area to account for fringing. The reluctance of the air-gap in kAt/Wb is 7cm 5cm 10cm- 7cm 22cm N. 8cm 7cm Scm O a. 86.6 O b. 909.5 O c. 90.95 O d. 866

A magnetic core with an airgap is shown in the figure below. The depth of the core is 7 cm, the length of the airgap in the core, g, is 0.04 cm, the relative permeability of the core is 2000. Assume a five percent increase in the effective air-gap area to account for fringing. The reluctance of the air-gap in kAt/Wb is 7cm 5cm 10cm- 7cm 22cm N. 8cm 7cm Scm O a. 86.6 O b. 909.5 O c. 90.95 O d. 866

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

Chapter6: Power Flows

Section: Chapter Questions

Problem 6.23P

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