3.21 Consider the magnetic core given in Problem 3.20 and assume that there is a small 0.06cm at point A (i.e., at midpoint of distance) shown in Figure P3.20. Assume that due to fringing, the effective cross-sectional area of the air gap has increased by 6%. Use the given information here and in Problem 3.20 and determine: (a) The total reluctance of the flux path (i.e., including the iron core and the air gap) (b) The current necessary to produce a flux density of 1 Wb/m² in the air gap gap of

3.21 Consider the magnetic core given in Problem 3.20 and assume that there is a small 0.06cm at point A (i.e., at midpoint of distance) shown in Figure P3.20. Assume that due to fringing, the effective cross-sectional area of the air gap has increased by 6%. Use the given information here and in Problem 3.20 and determine: (a) The total reluctance of the flux path (i.e., including the iron core and the air gap) (b) The current necessary to produce a flux density of 1 Wb/m² in the air gap gap of

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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To a magnetic core, with a relative permeability of 2100, a current I1 of 1 A and a current I2 of 2 A are applied, where the number of turns of the winding is 1000. The depth of the magnetic core is 20 cm. take into account that the bounded measurements are given in centimeters. The air gap shown in the figure is 0.2 cm and has an effective area equivalent to 1.1 times the cross-sectional area of the core. Determine:a) The equivalent circuit with sources and reluctance (Graph it)b) The magnetic flux of the central columnc) Magnetic induction at point Ad) Explain what would happen if the flow of current I1 is reversed
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