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# exam1 - EE321 Exam 1 Spring 2008 Write your name and...

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EE321 Exam 1 Spring 2008 Write your name and student ID on the bluebook. Notes : You must show work for credit. Problems 2-3 (together) can be used to satisfy ABET Objective 2. Problems 4-6 (together) can be used to satisfy ABET Objective 1. “Bid me run, and I will strive with things impossible.” - William Shakespeare (from Julius Cesar)

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1.) 15 pts. Consider a Cartesian coordinate system. The x-z plane is horizontal to the surface of the earth, and the y axis is up. Suppose there exists a uniform H-field with a 10 A/m component in the x-direction, a 20 A/m component in the y-direction, and a 5 A/m component in the z-direction. Now suppose there is a 100 m by 10 m rectangular loop of wire which lies in the x-z plane. The direction of the surface of this plane is directed up (positive y-direction). What is the flux linking this single loop of wire? Recall that 7 0 10 4 = π μ H/m. 2.) 20 pts. Consider the UI core shown below. Consider the following parameters: 1 = w cm; 5 = s w cm; 2 = s d cm; 5 = d cm; 1 . 0 = g mm; 100 = N . Suppose the material
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## This note was uploaded on 09/22/2011 for the course ECE 321 taught by Professor Staff during the Spring '08 term at Purdue.

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exam1 - EE321 Exam 1 Spring 2008 Write your name and...

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