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Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN: 9780133923605
Author: Robert L. Boylestad
Publisher: PEARSON
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Electrical machine machinery principle question.

Transcribed Image Text:A core with three legs is shown in Figure Q6. Its depth is 5 cm, and there are 200 turns on the
leftmost leg. The relative permeability of the core can be assumed to be 1500 and constant. Caleulate
the amount of flux and flux density that exists in each of the legs. Assume a 4% increase in the
effective area of the air gap due to fringing effects.
9 cm
9 ст
-25 cm
15 cm
25 cm
9 ст
2 A
25 cm
200 tums
0.04 cm
9 cm
Figure Q6
A ferromagnetic core with three legs
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