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A magnetic core with an air gap is shown below. For a relative permeability is 3500, and the space free permeability is 4nx tonym. rmu the reluctance of the gap, assuming a 4 % increase in the effective air-gap area to account for fringing. 5 cm 5 cm gap 0.15 cm 40 cm ¡N core depth = 10 cm Select one: O a. Rgap = 510.1 KA.t./Wb O b. Rgap = 7.7 KA.t./Wb O c. Rgap = 76.52 KA.t./Wb O d. Rgap 21.86 A.t/Wb Oe. None 5 cm 20 cm 15 cm

A magnetic core with an air gap is shown below. For a relative permeability is 3500, and the space free permeability is 4nx tonym. rmu the reluctance of the gap, assuming a 4 % increase in the effective air-gap area to account for fringing. 5 cm 5 cm gap 0.15 cm 40 cm ¡N core depth = 10 cm Select one: O a. Rgap = 510.1 KA.t./Wb O b. Rgap = 7.7 KA.t./Wb O c. Rgap = 76.52 KA.t./Wb O d. Rgap 21.86 A.t/Wb Oe. None 5 cm 20 cm 15 cm

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 air gap is shown below. For a relative permeability is 3500, and the space free permeability is 4nx to nym. rmu the reluctance of the gap, assuming a 4 % increase in the effective air-gap area to account for fringing. 5 cm 5 cm gap 0.15 cm 40 cm N core depth = 10 cm Select one: O a. Rgap = 510.1 KA.t./Wb O b. O c. O d. Oe. None Rgap = 7.7 KA.t./Wb Rgap = 76.52 KA.t./Wb Rgap = 21.86 A.t/Wb 5 cm 20 cm 15 cm
Transcribed Image Text:A magnetic core with an air gap is shown below. For a relative permeability is 3500, and the space free permeability is 4nx to nym. rmu the reluctance of the gap, assuming a 4 % increase in the effective air-gap area to account for fringing. 5 cm 5 cm gap 0.15 cm 40 cm N core depth = 10 cm Select one: O a. Rgap = 510.1 KA.t./Wb O b. O c. O d. Oe. None Rgap = 7.7 KA.t./Wb Rgap = 76.52 KA.t./Wb Rgap = 21.86 A.t/Wb 5 cm 20 cm 15 cm
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