1-Assignment1

# 1-Assignment1 - ELECTRICAL ENGINEERING DEPARTMENT...

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ELECTRICAL ENGINEERING DEPARTMENT California Polytechnic State University EE-255 Assignment #1 Problem 1: In the magnetic circuit shown in the figure the depth of the core is 5 cm. The winding has 1000 turns and the relative permeability of the core is 2000. Determine the current for a flux in the core of 2.5mweb. ] . [ A i 24 0 = Problem 2 Consider the magnetic core shown in the figure and notice that three sides of the core are of uniform width, whereas the forth side is somewhat thinner. The depth of the core into the page is 10 cm. The coil has 300 turns and the relative permeability of the core is 5000. Determine the flux in the core for a current of 2.5A. ] . [ mwb 5 32 = φ Problem 3 cm 10 cm 10 cm 10 cm 20 cm 10 cm 20 I N cm 10 cm 10 cm 10 cm 20 cm 5 cm 20 I

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The magnetic core shown in the figure is made of two types of magnetic materials. The right leg has a relative permeability of 2000 while the rest of the core has a permeability of 8000. The depth of the core is 5 cm. Determine the flux in the core for a current of 5
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## This note was uploaded on 12/19/2011 for the course EE 295 taught by Professor Alishaban during the Fall '11 term at Cal Poly.

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1-Assignment1 - ELECTRICAL ENGINEERING DEPARTMENT...

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