HW 8
E17
Due by 4PM on Friday, 5/20/2011 (in the HW box in Kemper 2131)
Spring 2011
1
Do Problem 11.1-5 in the text.
2
(This problem will count as much as two regular problems)
Consider the resonant circuit shown below. (a) Given V S = 100 V, find the cur
UNIVERSITY OF CALIFORNIADAVIS
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
ENG17 CIRCUITS I SUMMER SESSION I 2010
M ID T E R M E X A M
STUDENT INFORMATION
Name
ID Number
INSTRUCTIONS
The exam is closed book and closed notes.
One double-sided cheat
ENG17, Sec. 1 (Montgomery)
Summer 2014
Extra Credit I
due by 2:10pm, Monday 7/7/14 (submit in class, BEFORE exam)
1.
Find the value of vx in the circuit below.
2.
Find the value of vy in the circuit for the previous problem.
3.
The current through an elem
A3
1 10 pts
Determine the values for the voltages and currents requested. Only the answers
you put in the boxes will be graded. The signs and units matter. MA
2
A4
10 pts
Find the Thevenjn and Norton equivalents looking into terminals (1-!) for the
circui
ENG17, Sec. 2 (Montgomery)
Spring 2014
Extra Credit I
due by 12:10pm, Thursday 4/24/14 (in class, BEFORE exam)
1.
A rechargeable flashlight battery is capable of delivering 85 mA for about 12 h. How
much charge can it release at that rate? If its terminal
ENG17, Sec. 2 (Montgomery)
Spring 2014
1. (5 points) For parts (a)-(e) below, write the equivalent unit from the bank of options given here:
OPTIONS: [C/V], [J/s], [As], [J/C], [V/A], [s/rad], [C/s], [A/V], [Vs], [Wb/A], [rad/s], [1/s]
Given
Equivalent
Va
ENG17, Sec. 1 (Montgomery)
Summer I 2014
1. (8 points, 1 point each) For parts (a)-(j) below, fill in the blank:
a)
_ is the reciprocal of impedance.
b) The frequency, , of a sinusoidal response is _ the frequency of the
sinusoidal source driving the circ
ENG17, Sec. 2 (Montgomery)
Spring 2014
1. (5 points) For parts (a)-(e) below, write the equivalent unit from the bank of options given here:
OPTIONS: [C/V], [J/s], [As], [J/C], [V/A], [s/rad], [C/s], [A/V], [Vs], [Wb/A], [rad/s], [1/s]
Given
Equivalent
Va
ENG17, Sec. 2 (Montgomery)
Spring 2014
ENG17 - Midterm 1 - Formulas
Resistors in series add:
Conductances in parallel add:
For resistors in parallel:
For 2 resistors in parallel:
Voltage Divider: For N resistors in series, the voltage in the kth resistor
-2-
l. (10 points)
In the circuit below, ﬁnd the requested voltage under the given conditions, and
write the values in the boxes. The answers you put in the boxes will be graded.
The signs and units matter.
4k!) 4kQ
d.WithV1=24VandI=12mA,V2 =
kw
-2-
1. (10 points)
In the circuit below, assume gm = 0.05 amps/volt. Find the values of the items
requested and write the values in the boxes. The answers in the boxes will be
graded. The signs and units matter.
Tape, conkrot‘tecil $ovrce r. Let M: WA
A3
1 4 pts
Determine the equivalent resistance seen looking into the terminals shown for the
top circuit and write the answer in the box provided. Assume that the opamp is
ideal, R1 = 1kg, R2 = 2kg, R3 = 9k£2 and R4 = le. For the bottom circuit,
determine
ENG17 (Montgomery)
Spring 2015
Extra Credit I
due by 10am, Tuesday 4/21/15 (submit in class, BEFORE exam)
1.
Find the value of vx in the circuit below.
2.
Find the value of vy in the circuit for the previous problem.
3.
For the circuit below, determine i1
ENG17, Sec. 2 (Montgomery)
Spring 2014
1. (5 points) For parts (a)-(e) below, write the equivalent unit from the bank of options given here:
OPTIONS: [C/V], [J/s], [As], [J/C], [V/A], [s/rad], [C/s], [A/V], [Nm], [Wb/A], [rad/s], [1/s]
Given
Equivalent
Va
ENG17 (Montgomery)
Spring 2015
ENG17 - Midterm 1 - Formulas
Resistors in series add:
Conductances in parallel add:
For resistors in parallel:
For 2 resistors in parallel:
Voltage Divider: For N resistors in series, the voltage in the kth resistor is given
ENG17, Sec. 1 (Montgomery)
Summer 2014
ENG17 - Midterm 1 - Formulas
Resistors in series add:
Conductances in parallel add:
For resistors in parallel:
For 2 resistors in parallel:
Voltage Divider: For N resistors in series, the voltage in the kth resistor
ENG17 (Montgomery)
Spring 2015
Extra Credit III
due by 10:30am, Thursday 6/11/15 (submit in class, BEFORE exam)
1.
In the circuit below, the switch instantaneously moves from position A to B at t = 0. Find
v(t) for all t 0. Assume the switch was initially
ENG17 (Montgomery)
Spring 2015
ENG17 Final Formulas
Resistors in series add: = 1 + 2 +
Conductances in parallel add: = 1 + 2 +
1
For resistors in parallel: =
1
1
+ +
1 2
For 2 resistors in parallel: =
1 2
1 +2
Voltage Divider: For N resistors in series,
1. (10 points)
In the circuit below, ﬁnd the requested voltage under the given conditions, and
write the values in the boxes. Only the answers you put in the boxes will be graded.
The signs and units matter.
2k!) 2k!)
ZkQ
vs
(a) 3 points
Vs=12 v
m - The Complete Reaponse of Circuits with ‘I'wo Energy Storage Elements
Section 5.2 Differential Equation for Circuits with
Two Energy Storage Elements
P 5.2-1 Find the tiil'terentiul equation for the circuit shown iIt
Figure 1" ELI—l using the direct
Problems - w
Replace the circuit consisting of op amps. Replace the circuit consisting ot'op amps.
resistors. and sources by its Thévcnin equivalent resistors. and sources by its Norton equivalent
circuit: circuit:
HI
jun
Va; (f tritl is; 0
The capacito
Section 7.2 Capacitor:
when: = 3 m5
hum 1 12 eoant + 30"] V.
a“:
almt'ttw.‘ {it} = 3 cos [2H I20") A
(lumen C' = {1.5 n F
raili'i = —I rtt'ir'i
more
“.24 A 1541!? capacitor has a voltage nfS V :lCl'ﬂt-L’i it at
t= [1. lie constant current ul‘25 nth ﬂows t
UNIVERSITY OF CALIFORNIADAVIS
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
ENG17 CIRCUITS I
FALL 2016
HOMEWORK 7 Solution
P6.3-7
Label the circuit to account for the properties of the ideal op amps:
Apply KCL at the inverting node of the left op amp
UNIVERSITY OF CALIFORNIADAVIS
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
ENG17 CIRCUITS I
FALL 2016
HOMEWORK 8 Solution
P10.3-7 The circuit shown in Figure 10.3-7 is at steady state. The inputs to this circuit are the current
source current
i1 t 0.
UNIVERSITY OF CALIFORNIADAVIS
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
ENG17 CIRCUITS I
FALL 2016
HOMEWORK 4 Solution
P 5.3-10
The output is related to the inputs by vo = av1 + bv2 + ci3, where a, b, and c are constants to be
determined.
vo1
vo2
UNIVERSITY OF CALIFORNIADAVIS
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
ENG17 CIRCUITS I
FALL 2016
HOMEWORK 2 Solution
P3.4-2
Consider the circuits shown in Figure P 3.4-2.
Figure P 3.4-2
(a)
(b)
(c)
Determine the value of the resistance R in Figu
UNIVERSITY OF CALIFORNIADAVIS
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
ENG17 CIRCUITS I
FALL 2016
HOMEWORK 1 Solution
P1.3-6
The current in a circuit element is plotted in Figure P1.3-6. Determine the total charge
that flows through the circuit e