Exam1Solutions-Spring08

Exam1Solutions-Spring08 - EEL 3211 Test 1 Feb. 4, 2008 1....

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EEL 3211 Test 1 Feb. 4, 2008 1. Since m =∞ only the gap reluctances are non-zero. ( 29 6 1 1 2 7 0.002 15. 9 10 4 1 0 0.01 o A m p - = = ×× R l . Circuit model: Simple circuit analysis gives: ( 29 6 12 1 6 1 6 3 1 1 42 25 1.5 7 1 0, 15. 9 10 1.5 7 10 15. 7 1 10 W W B orT Am f f - - - - + = = = ×→ × ×  = = =   FF R 2. Since vB × r r is x -directed, voltage is induced only along the left and right sections of the loop, not the top or bottom sections. For the left section of wire at 1 1m yy == , 11 ˆˆ 22 zz B y aa r , and the voltage induced along this section is
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