midterm1_solution

midterm1_solution - BEL 3004 - Fall 2007 Midterm I,...

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Unformatted text preview: BEL 3004 - Fall 2007 Midterm I, September 25, 2007 No credits for unexplained guesses! Q1) (30 points) In the circuit shown below, - 1 Q 5 Q 1o + 100 V 9 3 Q a) Find io b) Find i1 c) Find v 109 Q2) (30 points) In the circuit shown below, \ 80 189 V. {30V 30V 9 I! a) Find i. b) Find the power delivered by the 30V voltage source Node — Vol'laae Me .- (Qu‘mr mule) ~ 0».de egwm‘fm: V, 4 4.1“, . A ~ co (6 Sub (a) Mb (2) sub l4), \‘n‘i" \l) v’, 2“ < ll H’ on ‘2: .4. Hz in b u Q3) (30 points) In the circuit shown below, Find i. (ONLY Specify your method and list ' the equations. You do NOT need to solve the equations.) IQ ~ ‘ L! 14 20V 9 0 i‘ IQ ZQ MQSL Cunard» W€+LOJ MQS|A> KVL: “’20 '1’1‘4 ‘I’ 1:3 +(ig'i2) +(1i'l/L) :0 U) v.5 +(n_;.)+uz-;s)+m m [enchant ewa’tt‘ow is = «c. + v0 m Q4) (10 points) In the circuit shown below, Find its Thevenin equivalent circuit. 10 A a 5v e 60 b \‘J/ M 10/4. 3J1. gv U ~63 30V §V \l} $51 U 19% m ...
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midterm1_solution - BEL 3004 - Fall 2007 Midterm I,...

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