CARLETON UNIVERSITY
QUIZ #1
October 6, 2005
DURATION: 55 minutes Department Name & Course Number: Electronics 97.3105 Course Instructor(s): Dr. MacEachern
AUTHORIZED MEMORANDA:
Calculators:
Allowed
WRITE ANSWERS TO ALL QUESTIONS ON THE QUIZ SHEETS PROVIDE
REGULAR EXAMINATION December 2004
DURATION: 3 HOURS
No of Students: 220
Department Name & Course Number: Electronics ELEC 3105A and ELEC 3105B Course Instructor(s): Dr. Gauthier (Section A) and Dr. MacEachern (Section B)
AUTHORIZED MEMORANDA: Answer all q
Section 4-4: Gausss Law
Problem 4.17 Three innite lines of charge, all parallel to the z-axis, are located at
the three corners of the kite-shaped arrangement shown in Fig. 4-29 (P4.17). If the
CHAPTER 4
186
two right triangles are symmetrical and of equa
Lab 2: Numerical Solution of Magnetostatic Problems
ELEC 3105
July 8, 2015
1. Before You Start
You will need to obtain an account on the network if you do not already have one from another
course
Write your name in the sign in sheet when you arrive for th
ELEC 3105
Lab 3
MAGNETOSTATICS
July 8, 2015
1.
Before You Start
This lab document can be found at the course website.
Write your name in the sign-in sheet when you arrive for the lab.
You will need to obtain an account on the network if you do not already
MOTORS
Part 2: The Stepping Motor
July 8, 2015
ELEC 3105
This lab must be handed in at the end of the lab period
1.0
Introduction
The objective of this lab is to examine the operation of a typical stepping motor. Stepping
motors are widely used wherever p
ELEC 3105 Basic EM and Power
Engineering
Lecture 5
Method of images
Energy stored in an electric field
Principle of virtual work
1
Method of Images
Consider the following
problem
We place a charge
+Q above an
infinite conducting
plane and wish to
find the
ELEC 3105 Basic EM and Power
Engineering
Start Solutions to
Poissons and/or
Laplaces
1
2
Set of derivative (differential) equations
E V
Valid for each point is space
Recall From Lecture 3
4
Poissons / Laplaces Equations
z
Consider the following system
y
x
ELEC 3105 BASIC EM AND
POWER ENGINEERING
Synchronous
Motors
Induction Motors
4/24/17
1
SYNCHRONOUS MACHINES:
Superficially like the brushless motor / generator
Similar Magnetic field B is made to rotate with respect to
stationary windings.
Difference T
ELEC 3105 Basic EM and Power Engineering
Lecture Topics
Sources of magnetic fields
Magnetization M
B, H, and M relationship
Diamagnetic materials
Paramagnetic materials
Ferromagnetic materials
Sources of magnetic
fields
Magnetostatics
POSTULATE 2 FOR THE
THREE PHASE POWER
Generation
Transportation
Consumption
THREE PHASE GENERATION
THREE PHASE GENERATION
A
C
B
A
Expressions relative to ground
3G
A
B
C
Between terminals
THREE PHASE GENERATION
A
3G
B
C
C
A
Between terminals
B
THREE PHASE
GENERATION
Advantag
LECTURE 3 ELEC 3105
BASIC E&M AND POWER ENGINEERING
ELECTRIC
POTENTIAL
CONDUCTORS
IN
ELECTROSTATI
CS
Electric Potential
Minimum force needed to move
charge against E field:
ELECTRIC SCALAR
POTENTIAL
Electric Potential
Electric Potential
A
ra
q2
d
q1
rb
pa
Lab 4: The transformer
ELEC 3105
July 8 2015
Read this lab before your lab period and answer the questions marked as prelaboratory. You must show your pre-laboratory answers to the TA prior to
starting the lab. It is a long lab and requires the full 3 hou
PA Session 2 assigned questions: All questions
4.19 (consider each line separate and then use principle of superposition)
4.25, 4.26, 4.27
4.28 (a little more difficult. Hint: Keep track of the total charge enclosed)
4.29
4.32
4.33 (Note: you can think of
5 « ELEC 3105 PA 3 Quiz Novemberv3, 2014
Name: dL MM 1 Student Number: EX 2 6g g
1. If the ends of the cylinder bar of carbon (0 = 3 X 1043 / m) of radius 5 mm
and length 8 cm are maintained at a potential difference of 9 V, find the
power through the bar
PA session 3 ELEC 3105: Completed
From Ulaby 6e: 4.43, 4.46, 4.48, 4.53, 4.56, 4.57, 4.58, 4.60*
Ex 4-16, 4-17
From Ulaby 6e: 5.1, 5.2, 5.3; these three will test your Magnetic field postulates understanding along
with your first year Physics scourse. Rem
QVO
Student Number:
Section: 4
- -.-.-._-._-_-_u_-_._-_-_n-_._-_-.-_._-_-n_-_-_.-_-_._-. -_._._._-_-_-.-.
Name:
Q1) (3Marks)
A cylindrical conductor whose axis is coincident with the x-axis has an internal magnetic eld
given by H=EI3 §[1 (1 + 4r)e"] (A/m
Page 1 of 10 Name:_
Student #:_
CARLETON UNIVERSITY
Final
EXAMINATION
December 13, 2010
Duration: 3 hour
Department name and course number:
Course Instructor(s): R. Gauthier
Electronics ELEC 3105
Number of students: 84
AUTHORIZED MEMORANDA:
University app
Numerical Solution to Laplaces Equation
Carleton University, Department of Electronics
ELEC 3105 Laboratory Exercise 1
July 8 2015
PRE-LABORATORY EXERCISE
You need to complete the pre-lab and have the TA sign off your pre-lab work before starting the
comp
Page 1 of 11 Name:_
Student #:_
CARLETON UNIVERSITY
Final
EXAMINATION
April 2010
Duration: 3 hours
Department name and course number: Electronics ELEC 3105 A
Course Instructor(s): R. Gauthier
Number of students: 50
AUTHORIZED MEMORANDA:
CALCULATOR, 8.5x11
REGULAR
EXAMINATION
DURATION: 3 HOURS
No of Students: 80
December 21 @ 9:00 AM
Name:_
Student Number:_
Department Name & Course Number: Electronics & ELEC 3105 A
Course Instructor(s): Robert C. Gauthier
AUTHORIZED MEMORANDA: Answer all 9 questions. Exam i
Carleton University Department of Electronics Engineering
ELEC 3105 Basic EM and Power Engineering
Course Outline
JANUARY 6, 2015
Instructor: R. C. Gauthier, Room MC 7042,
Email: [email protected]
Course web page: click on ELEC 3105 at http:/www.do
ELEC 3105 Basic EM
and Power
Engineering
Faradays Law
Lenzs Law
Displacement
Current
Faradays Law
Introduction: So far we have
E
E 0
B 0
H J
These equations are OK for static fields, i.e. those
fields independent of time. When fields vary as a
ELEC 3105 BASIC EM AND POWER ENGINEERING
MAGNETIC FIELD OF A LONG
STRAIGHT WIRE (FINITE
LENGTH/ INFINITE LENGTH)
AMPERES LAW
MAGNETIC FIELD OF A LONG
SOLENOID
B FIELD FOR A LONG STRAIGHT WIRE (FINITE
LENGTH)
Biot-Savard Law
r
L
X
dL
P
B FIELD FOR A LONG S
n-n-nmu-n-m"Im-mnw-m-.-wu-ummu-u-n-n
Q1) (3Marks)
A cylindrical conductor whose axis is coincident with the xaxis has an internal magnetic field
given by H=EI5 [1 (1 + 4r)e"] (A/m ), for rs a where a is conductors radius.
If 3 =5 cm , what is the total cu
J - ELEC 3105 PA 3 Quiz November 3, 2014
Name: 1% dun/153; Student Number: [(12 ngg 3
1. If the ends of the cylinder bar of carbon (0 = 3 x 104S/m) of radius 5 mm
and length 8 cm are maintained at a potential difference of 9 V, nd the
power through the ba
ELEC3105 Quiz 1 2] September 26,2014
Name: DANA (MM/wig ent number: [06 21 S 3 3
1) A plate in the x y plane is situated in the space dened by 3m S x S 3m and 3m S
y S 3m. Find the total charge on the plate if the surface charge density is given by p5
4xy
q
ELEC3105 A4 (Group 2) Quiz 5 E December 5, 2014
Name: W Student number: [(042 3
Question 1 (4points) .
For the circuit shown, calculate the reluctance. Ignore leakage and eld fringing.
Page" 1 of 2 \
ELEC 3105 Lecture
2
ELECTRIC
FIELD
LINES .
Electric field lines
Recall that we defined the
electric field to be the
force per unit charge at a
particular point:
For a point charge
Electric field lines
IF q IS POSITIVE,
THEN THE FIELD IS
DIRECTED RADIALLY
ELEC 3105 Basic EM
and Power Engineering
Conductivity / Resistivity
Current Flow
Resistance
Capacitance
Boundary conditions
Conductivity and resistivity
The relaxation time model for conductivity works for most metals and
semiconductors.
In a conductor at
ELEC 3105 Basic EM and Power
Engineering
Biot-Savard Law
Applications of
Biot-Savard Law
1
Biot-Savard Law
Usually we deal with current localized to
wires rather than spread over space.
When the current is contained by thin wires, we can use the magnetic
Carleton University Department of Electronics Engineering
ELEC 3105 Basic EM and Power Engineering
Course Outline
January 2017
Instructor: R. C. Gauthier, Room MC 7042,
Email: [email protected]
Course web page: click on ELEC 3105 at http:/www.doe.c