Quiz_I_Solution

# Quiz_I_Solution - Quiz I ECE2040B Circuits Analysis Fall...

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Unformatted text preview: Quiz I ECE2040B: Circuits Analysis, Fall 2008 School of Electrical and Computer Georgia Institute of Technology SOLUﬂO/U Sotu’HO/V Name: Email: It is a closed book test. However, one page (81/2”X11”) of HAND-WRITTEN notes is permitted. 1(10pt) 2(10pt) 3(10pt+5bpt) Tota1(30pt) IIII DUDE Problem 1 (10 points): A current source and two resistors are connected in series in the circuit shown in the following ﬁgure. Calculate the voltages across the resistors, “1 and \$02, and the powers absorbed by each resistor. ' Problem 2 (10 points): (a) (5 points) Write necessary equations for mesh current analysis for the following circuit (Please mark mesh currents. You don ’t need to solve the equations). ,, @ mm: M Q) TL 5C1 ii 3 O “Rpm/V155”) /<\j[,H @ — L'(0>—C2(0\) +£3<6+7+3>4Lq (9)—L‘5 (e);( GD ’E;(o)-C-Z(O)~L.3 (9) +LL, (9+IO)—¢'5 (a) : 3L @ 41(0) ’Cz{0)'L3 (ﬂit; (HMS (6+7) : 0 0° (1: (Continue on the next page) (b) (5 points) Write necessary equations for node voltage analysis of the same circuit (Please mark nodes voltages and the reference node. You don ’t need to solve the equations). 70 (n4) €qua-Ha/IS 5 aqua—H045 Q) U: £f+é]-\lz[éj’\/z [Oj’Vu [034/5 [0] : Z @ Vz:l\/ I @ ,Vfojwzf?+£7+v3[%+é+_i+gmuhﬂ—VSEL]:O 9/0- .:o L: (V1~\//)/5 Problem 3 (I 0 points + 5 bonus points): (10 points) Determine the values of i and u in the following circuit. 03 0'. (6M 3I<)~Cz (Cg/<)'L3 (zk) : :2' @ ’ir Cg") +£1(ék4 SIHQ/c) - 5309/0 : o G) «[1(3K),(Z(é/<)+i3[ﬁbre/Herc) : O 0 dz: 0,00léA vék M N ‘3— Q: 0,0011/1 "ﬂ ’ i l L): Qk<0,ool?_A—0.00IQA) : *ZHOOV; f ﬂ (Continue on the next page) Bonus Problem (5 points): Determine the equivalent resistor in the same circuit. 3k!) 6k!) (m —> + “MW—7 5 k i 3k W J 4” C 0 002?A L____ w w “wwwm dﬂﬁwﬂwmﬂw, go i : L . 6W 717/61,} m 1 g r3/0 glie/LI ...
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Quiz_I_Solution - Quiz I ECE2040B Circuits Analysis Fall...

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