EEE 241Fall 2016
Test 3 Solutions
1.
In the circuit at right, we may
assume that the bar is moving
with position
2
x = 9t + 2t
and h = 3. The resistor has a
value of 10 ohms, and the
magnetic field is B = -12az.
What is the current through
the resistor?
EEE 241Spring 2016
HW 13 Due April 19 (Last Homework)
1.
Work problem 7.7 from the textbook.
The voltage induced in the loop is measured at the left end and has the value
d
d
d
V =
= hxB = 0.20.35 1 cos t 5cos t
dt
dt
dt
d
= 0.35 cos t cos2 t
dt
= 0.35
EEE 241Fall 2016
Final Exam Solutions
1.
Given the vector A = xy2ax + yzay + z3az, determine (a) i A and (b) ( A)
(a)
xy 2 yz z 3
iA =
+
+
= y 2 + z + 3z 2 = y 2 + z(3+ z)
x
y z
(b)
A =
ax
ay
az
x
y
z
xy 2
yz
z3
z 3 yz
z 3 xy 2
yz xy 2
= ax
1.
EEE 241Spring 2016
HW 11 due April 5
Work Problem 6-26 from the textbook.
(a) From (6.62),
Jm = M =
ax
ay
az
x
y
= 0.
z
0
0 M0
From (6.63),
Jms = M a n = M0 a z a R
= M0 a y sin cos a x sin sin = M0 sin a .
(b) Now, we can
EEE 241Fall 2016
Test 1
1.
Given the vector A = xyax + yzay + z2az, determine (a) i A and (b) A .
xy yz z 2
iA =
+
+
= y + z + 2z = y + 3z
(a)
x y z
A =
ay
az
x
y
z
xy
yz
z2
z 2 yz
z 2 xy
yz xy
.
= ax
a
+ az
y
x y
y z
x z
(b)
2.
ax
=
EEE 241Spring 2016
HW 9 due March 22
1.
An infinitely long filament on the x axis carries a current of 10 mA in the ax
direction. Find H and |H| at P(3,2,1).
sh is
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Let us begin with a filament in t
EEE 241Spring 2016
HW 8 due March 15
1.
Work problem 5.3 from the textbook.
sh is
ar stu
ed d
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m
(a) The coating makes this a problem of two resistors connected in parallel.
Resistor 1, the central core, has cond
EEE 241Spring 2016
HW 10 due March 29
1.
Work problem 6-21 from the text.
The applied magnetic field is given as H = H0a z , and this determines everything.
But, this field is normal to the slab. Hence, we need also B = H0 / 0 a z .
(a) With the mater
EEE 241Spring 2016
HW 7 Due March 1
1.
Work problem 4.6 from the textbook.
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ar stu
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Here, we are concerned with the potential between two concentric cylindrical
shells, when the area between the shell
The coordinate system is cylindrical coordinates, and we can take the surface
charge on the inner coaxial cylinder as
Q
.
s =
2 ri L
Then, between the two cylinders, the electric field is given from Gauss law as
Q
2 rLEr =
(r)
o
Cami Rowan
Dr. Vasileska
EEE 202
14 March 2017
Homework #7
Assigned: Thursday, March 2nd, 2017
Due: Friday, March 17th, 2017
Problems Required for Homework 7:
(a) Maximum Power Transfer
1.
KVL
2 I 1 +3 ( I 1 I 2 ) =0
I 2 =1mA
I scI 1=2
I 1 =0.6 mA
I 2 =1m
Cami Rowan
Dr. Vasileska
EEE 202
13 April 2017
Homework #10
Assigned: Thursday, April 6th, 2017
Due: Thursday, April 13th, 2017
Problems Required for Homework 10:
8.62
KCL
I 1 +2 0 + I 0 + I 2 =0
=0
( 1201V )+2 0 + V1 + V V
1
1
1
1
2
3 V 1V 2=10 0
I 2 +
Cami Rowan
Dr. Vasileska
EEE 202
30 March 2017
Homework #9
Assigned: Friday, March 24th, 2017
Due: Thursday, March 30th, 2017
Problems Required for Homework 9:
8.1
f=
2
f=
400
2
f =63.66 Hz
T=
T=
1
f
1
63.66 Hz
T =0.0157 s
8.3
i ( t )=5 sin ( 377 t20 90 )
Cami Rowan
Dr. Vasileska
EEE 202
19 January 2017
Homework #1
Assigned: Friday, January 13th, 2017
Due: Thursday, January 19th, 2017
Problems Required for Homework 1:
1. If 60 C of charge pass through an electric conductor in 30 seconds, determine the
curr
Cami Rowan
Dr. Vasileska
EEE 202
21 March 2017
Homework #8
Assigned: Thursday, March 14th, 2017
Due: Tuesday, March 21st, 2017
Problems Required for Homework 8:
7.18
2 k +4 k +6 k =1 2k
0
i0
0
i0
0
V c
0
V c
0+
i0
i 0 ( )=
12 V
=2 mA
6k
=RTH C
RTH =2
Quiz 1 EEE 350, Spring 2017
Name in capitals as it appears on the roster, no nicknames please:
Answer all 4 questions. Time for test = 50 minutes. Present your work in the space provided after each question. Use of
calculator is permitted.
1) Mobile telep
Midterm EEE 350, March 3rd 2017
Name in capitals as it appears on the roster:
. Answer ail questions
Time for test = 50 minutes.
0
I Use of calculator is permitted.
- A single sheet (onesided) of notes is permitted
l The random variable X has
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imshow(cast(im,'uint8'); 0ue to imshow does not support int16
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