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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

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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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 Scm 10cm 7cm 22cm 8cm 7cm 5cm O a. 86.6 O b. 909.5 Oc. 90,95 O d. 866
Transcribed Image Text: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 Scm 10cm 7cm 22cm 8cm 7cm 5cm O a. 86.6 O b. 909.5 Oc. 90,95 O d. 866
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