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Unformatted text preview:ENGR 362, Section 02, make-up for Quiz #2
.43 Fall Semester 2013 Attention: The School of Engineering Honor Code is to be obeyed while taking
this test. Failure to do so can result in the student's appearance before the Honor
Council. By signing your name on this page, you (the student) afﬁrm that you
understand that you are to do your own work on this test. Name (Pri - Signature 1
NOTICE: This test is a closed-book, closed-notes test. 1. Use the principle of superposition to determine the value of the voltage Vx denoted in the circuit diagram below. 2' Consider the circuit diagram shown below. Find the value ofthe voltage Va by applying successwe source transformations until you have a circuit Iﬁ'st'fwo nodes- 600.11 § 3. Determine the Norton equivalent for the network 33%|:
,4" . 'W n.
/ /} 1011. t J V 3 I \_ M.
c I; 4. (a) Detenmne the value of load resistance in the network below that
V/,.-' power. (b) What is that value of power? 1
v 72. V ~_\ iv / l P' " éJl. MM ' below. -—-.-——-—v e -w'! INIPORTANT NOTE: Work either Problem 6 or Problem 7, but not both problems. Write the
word OMIT next to the problem that you do not work. 6. Determine the equivalent capacitance C e 4 between terminals (1 — b of the capacitive network shown below. ON T T 7- Suppose that the inductor shown below is connected to a circuit and has current
i (t) = 10cos(5m)A ﬂOWing through it. Determine the value of the voltage v(t) at time t = 03S . "ml
x
'3; H
l" x
(a
:7 m E'*
is u
b)
1'7
Pk
V
1: 8. Suppose that the capacitor shown below is connected to a circuit and has a voltage VU) = IOCos(27zt)volts / across it. Determine the value of the current i(t) at time t = 0.255 given that 1 - » . . t
C —— ——207I Farads. a .'_ : 01' Cl er I I'Oblem 9 0f PI'OblC W .
1 .
\«VOI'd I' neXt to th I 1 t t r . In , but not both pI'OblCmS rite the uations for the
after writing the
ded to solve the
of the 9. Sele
remaingganfsitsenge node on the following circuit diagram and write nodal eq
equation for each no: noiilmphfy the equations. That is, do not collect terms
Circuit (same numb 6. ake' sure that you have given all of the equations nee
a to . er of equations as unknowns). Also, write an expression in terms
pp prlate node voltages for the voltage designated as VA on the diagram. __—'—-—-—————1
' l l l l 10. Assign all necessary mesh currents in the circuit diagram shown below to obtaindlezltléiiltlons
for solving the circuit. This circuit diagram is the same as the diagram for the 1mm6 Y . . . . - u have
preceding problem. Do not Simplify or collect terms 1n the equatlons. Make suﬁghjezl': cm / as many equations as mﬂmownsrAlsmwritgawggrgressiongn terms of aPPIOPn
for the current designated as I '