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ENS203 ELECTRICAL CIRCUITS I

Full Course Title: Electrical circuits I

Elektricna kola I

Course Code: ENS203

Course Level/BiH cycle: Undergraduate course/ I Cycle

ECTS credit value: 6 ECTS

Student work-load: For the whole semester:

Lectures Tutorial /

Practical training e.g.

Project e.g.

Seminar Individual learning

TOTAL

42 28 0 0 80 150

Length: Fall semester, 14 weeks

Faculty/School/Department: FENS / ELECTRICAL ENGINEERING

Course leader: Assist .Prof. Dr. Emir Karamehmedovic

Contact details: Office: e-mail: ekaramehmedovic@ius.edu.ba

Office hours: Phone: 0 33 957 207

Assistant Tarik Namas

Office: F1.12 e-mail: tnamas@ius.edu.ba

Office hours: On the door Phone: 033957211

Site: IUS Main Building

A F1.26 and research centre, Electrical Engineering Lab

Host Study Program: Electrical Engineering

Course status: Obligatory

Pre-requisites: MATH101

Access restrictions: None

Assessment: Final exam, midterm exam, quizzes, homework, laboratory activities

Date validated: September 2015

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Course aims:

- Introduce the students to the principles of electric circuits - Introduce the students to various DC circuits solution methods and software - Provide the students with hands-on skills in the laboratory - Introduce the students to the basic AC circuits and mathematical representation of AC circuits -Provide the students opportunities to write substantial, professional, technical reports and conclusions.

Learning outcomes:

On successful completion of this course the student will be able to: - Explain the basic electrical elements like, resistors, inductors and capacitors and their interaction within electrical circuits - Calculate voltage and current in various DC electrical circuit combinations - Measure voltage and current in various DC electrical circuit combinations - Explain the basic principles of AC electrical circuits and the need for AC circuits - Use software packages for DC circuit analysis - Solve network theorems

Indicative syllabus content:

This course covers: Electrical circuit components like; batteries, resistors, inductors and capacitors. Series and parallel combinations of DC circuits with and without storage elements. Ohm’s law, Voltage and current dividers, Nodal analysis, Mesh Analysis, Thévenin's and Norton circuit equivalents. And the transient response of storage elements. AN introduction to AC signals and circuits

Learning delivery:

Teaching will be conducted through power point presentations and problems will be solved on the board during tutorial hours. Laboratory sessions will be conducted in EE lab.

Assessment Rationale:

Electrical Circuit is a fundamental course for EE engineers and a continuous assessment is needed to make sure that students building upon the skills they receive, because they will need it later. Hence, quizzes, homework, laboratory reports and exams are used to follow up on students learning process.

Assessment Weighting:

Quizzes 20% (The average of the best 8 out of 9 quizzes)

Lab Reports 5%

Lab Exams 15% (The average of the best 3 out of 4 exams)

Midterm 20% ( 8th week – IUS midterms week)

Final exam 40% (15th and 16th week - IUS Calendar)

Essential Reading: “Electric Circuits”, 9th or 10th edition, Nilsson

Recommended readings:

• Floyd: Electric Circuits Fundamentals

• Dorf : Introduction to Electric Circuits

• Sadiku: Fundamentals of Electric Circuits

• Boylstad, Introductory Circuit Analysis,

• Lessons in Electrical Circuits (Online Open Book)

• Notes and Slides (On the classes website)

Intranet web reference: http://ee.ius.edu.ba/tarik-namas

Important notes:

Course policy is as follows: No late homework or reports will be accepted, one week time period for the assignments is more

than enough to be submitted on time. Quizzes are conducted every week starting from week three, the best 8 out of 9 quizzes will be

used for final grade calculation.

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The repetion of coming late to classes will not be tolerated, hard circumstances or urgencies can be tolerated, but coming late to classes or tutorials without a valid reason will not be accepted

Attendance is calculated for labs, tutorials and lectures as well.

Quality assurance:

Through FENS and IUS quality assurance procedures and QA office. Student Survey. Faculty and program meetings, students feedback (Oral and written)

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Week Lesson / Date

Topics to be covered Class activities Lab activities

Problems/ Assignments (Homework)

Readings Learning objectives:

1 1-5

Including Labs

Circuit Variables

Motivation for ENS203 Electrical Circuits

Course content & outcomes, Text Book, references & notes. Syllabus overview

Software, Laboratory, Website, Typical week overview

Introduction To MATLAB, Multi-Sim software packages

Current and Voltage basics (atomic structure and electrical energy)

Measuring current and voltage

Software check-up

LAB #1 HW #1 Ch1 1. Using the Software packages and installing them.

2. Understand how current and voltage are established in the circuit.

3. Recognize type of materials 4. Understand and be able to use SI

units and the standard prefixes for powers of 10.

5. Know and be able to use the definitions of voltage and current.

6. Know and be able to use the definitions of power and energy.

7. Be able to use the passive sign convention to calculate the power for an ideal basic circuit element given its voltage and current.

2 6-10 Including Labs

Circuit Elements Voltage and Current Sources

Electrical Resistance

Ohms Law

Construction of a Circuit Model

Kirchhoff’s Laws

Analysis of a Circuit Containing

Dependent Sources

LAB #2 HW #2 Ch 2 and Boylstad

1. Understand the symbols for and the behavior of the following ideal basic circuit elements: independent voltage and current sources, dependent voltage and current sources, and resistors.

2. Be able to state Ohm’s law, Kirchhoff’s current law, and Kirchhoff’s voltage law, and be able to use these laws to analyze simple circuits.

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Week Lesson / Date

Topics to be covered Class activities Lab activities

Problems/ Assignments (Homework)

Readings Learning objectives:

3. Know how to calculate the power for each element in a simple circuit and be able to determine whether or not the power balances for the whole circuit.

3 11-15 Including Labs

Simple Resistive Circuits

Resistors in Series

Resistors in Parallel

The Voltage-Divider and Current-

Divider Circuits

Voltage Division and Current Division

Measuring Voltage and Current

Measuring Resistance—The

Wheatstone Bridge

Delta-to-Wye (Pi-to-Tee) Equivalent

Circuits

LAB #3 HW #3 Quiz #1

Ch 3 1. Be able to recognize resistors connected in series and in parallel and use the rules for combining series-connected resistors and parallel-connected resistors to yield equivalent resistance.

2. Know how to design simple voltage-divider and current-divider circuits.

3. Be able to use voltage division and current division appropriately to solve simple circuits

4. Be able to determine the reading of an ammeter when added to a circuit to measure current; be able to determine the reading of a voltmeter when added to a circuit to measure voltage.

5. Understand how a Wheatstone bridge is used to measure resistance.

6. Know when and how to use delta-to-wye equivalent circuits to solve simple circuits.

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Week Lesson / Date

Topics to be covered Class activities Lab activities

Problems/ Assignments (Homework)

Readings Learning objectives:

4 16-20

Including Labs

Simple Resistive Circuits

Resistors in Series

Resistors in Parallel

The Voltage-Divider and Current-Divider Circuits

Voltage Division and Current Division

Measuring Voltage and Current

Measuring Resistance—The Wheatstone Bridge

Delta-to-Wye (Pi-to-Tee) Equivalent Circuits

LAB #4

LAB

exam 1

HW #4

Quiz #2

Ch3 1. Be able to recognize resistors

connected in series and in parallel and use the rules for combining series-connected resistors and parallel-connected resistors to yield equivalent resistance.

2. Know how to design simple voltage-divider and current-divider circuits.

3. Be able to use voltage division and current division appropriately to solve simple circuits

4. Be able to determine the reading of an ammeter when added to a circuit to measure current; be able to determine the reading of a voltmeter when added to a circuit to measure voltage.

5. Understand how a Wheatstone bridge is used to measure resistance.

6. Know when and how to use delta-to-wye equivalent circuits to solve simple circuits.

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Week Lesson / Date

Topics to be covered Class activities Lab activities

Problems/ Assignments (Homework)

Readings Learning objectives:

5 21-25

Including Labs

Techniques of Circuit Analysis

Terminology

Introduction to the Node-Voltage Method

The Node-Voltage Method and Dependent Sources

The Node-Voltage Method: Some Special Cases

Introduction to the Mesh-Current Method

The Mesh-Current Method and Dependent Sources

LAB #5 HW #5

Quiz #3

Ch4 1. Understand and be able to use the

node-voltage method to solve a circuit.

2. Understand and be able to use the mesh-current method to solve a circuit

3. Be able to decide whether the node-voltage method or the mesh-current method is the preferred approach to solving a particular circuit

6 26-30

Including Labs

Techniques of Circuit Analysis

The Mesh-Current Method: Some Special Cases

The Node-Voltage Method Versus the Mesh-Current Method

Source Transformations

Thévenin and Norton Equivalents

Maximum Power Transfer

Superposition

LAB #6

HW #6

Quiz #4

Ch4 1. Understand source transformation

and be able to use it to solve a circuit 2. Understand the concept of the

Thévenin and Norton equivalent circuits and be able to construct a Thévenin or Norton equivalent for a circuit

3. Know the condition for maximum power transfer to a resistive load and be able to calculate the value of the load resistor that satisfies this condition.

7 31-35 The Operational Operational Amplifier Terminals LAB #7 HW #7 Ch5 1. Be able to name the five op amp

terminals and describe and use the

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Week Lesson / Date

Topics to be covered Class activities Lab activities

Problems/ Assignments (Homework)

Readings Learning objectives:

Including Labs

Amplifier Terminal Voltages and Currents

The Inverting-Amplifier Circuit

The Summing-Amplifier Circuit

The Noninverting-Amplifier Circuit

The Difference-Amplifier Circuit

A More Realistic Model for the Operational Amplifier

LAB exam 2

Quiz 5 voltage and current constraints and the resulting simplifications they lead to in an ideal op amp.

2. Be able to analyze simple circuits containing ideal op amps, and recognize the following op amp circuits: inverting amplifier, summing amplifier, noninverting amplifier, and difference amplifier.

3. Understand the more realistic model for an op amp and be able to use this model to analyze simple circuits containing op amps.

8 Revision and Mid-Term

9 36-40

Including Labs

Inductance, Capacitance and

Mutual Inductance

The Inductor

The Capacitor

Series-Parallel Combinations of Inductance and Capacitance

Mutual Inductance

LAB #8

HW #8

Ch6 1. Know and be able to use the

equations for voltage, current, power, and energy in an inductor; understand how an inductor behaves in the presence of constant current, and the requirement that the current be continuous in an inductor

2. Know and be able to use the equations for voltage, current, power, and energy in a capacitor; understand how a capacitor behaves in the presence of constant voltage, and the requirement that the voltage

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Week Lesson / Date

Topics to be covered Class activities Lab activities

Problems/ Assignments (Homework)

Readings Learning objectives:

be continuous in a capacitor

10 41-45

Including Labs

Inductance, Capacitance and

Mutual Inductance

Series-Parallel Combinations of Inductance and Capacitance

Mutual Inductance

LAB #9

HW #9

Quiz #6

Ch6 1. Be able to combine inductors with

initial conditions in series and in parallel to form a single equivalent inductor with an initial condition; be able to combine capacitors with initial conditions in series and in parallel to form a single equivalent capacitor with an initial condition.

2. Understand the basic concept of mutual inductance and be able to write mesh-current equations for a circuit containing magnetically coupled coils using the dot convention correctly.

11

46-50

Including Labs

Response of First – Order RL and RC

circuits

The Natural Response of an RL Circuit

The Natural Response of an RC Circuit

The Step Response of RL and RC Circuits

A General Solution for Step and Natural Responses

Sequential Switching

Unbounded Response

LAB #10

LAB exam 3

HW #10

Quiz #7

Ch7 1. Be able to determine the natural

response of both RL and RC circuits 2. Be able to determine the step

response of both RL and RC circuits. 3. Know how to analyze circuits with

sequential switching. 4. Be able to analyze op amp circuits

containing resistors and a single capacitor

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Week Lesson / Date

Topics to be covered Class activities Lab activities

Problems/ Assignments (Homework)

Readings Learning objectives:

The Integrating Amplifier

12 46-50

Including Labs

Response of First – Order RL and RC

circuits

The Natural Response of an RLC Parallel Circuit

Forms of the Natural Response of a Parallel RLC Circuit

The Step Response of a Parallel RLC Circuit

The Natural and Step Response of a Series RLC Circuit

A Circuit with Two Integrating Amplifiers

LAB #10

LAB exam 3

HW #10

Quiz #7

Ch8 1. Be able to determine the natural

response and the step response of parallel RLC circuits.

2. Be able to determine the natural response and the step response of series RLC circuits.

13 56-60

Including Labs

Sinusoidal Steady State Analysis

The Sinusoidal Source

The Sinusoidal Response

The Phasor

The Passive Circuit Elements in the Frequency Domain

Kirchhoff’s Laws in the Frequency Domain

Series, Parallel, and Delta-to-Wye Simplifications

LAB #12

HW #12

Quiz #9

Ch9 1. Understand phasor concepts and be

able to perform a phasor transform and an inverse phasor transform.

2. Be able to transform a circuit with a sinusoidal source into the frequency domain using phasor concepts.

3. Know how to use the following circuit analysis techniques to solve a circuit in the frequency domain: • Kirchhoff’s laws; • Series, parallel, and delta-to-wye simplifications;

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Week Lesson / Date

Topics to be covered Class activities Lab activities

Problems/ Assignments (Homework)

Readings Learning objectives:

Source Transformations and Thévenin-Norton Equivalent Circuits

The Node-Voltage Method

The Mesh-Current Method

The Transformer

The Ideal Transformer

Phasor Diagrams

• Voltage and current division; • Thévenin and Norton equivalents; • Node-voltage method; and • Mesh-current method.

4. Be able to analyze circuits containing linear transformers using phasor methods.

5. Understand the ideal transformer constraints and be able to analyze circuits containing ideal transformers using phasor methods.

14 61-65

Including Labs

Sinusoidal Steady State Analysis

The Sinusoidal Source

The Sinusoidal Response

The Phasor

The Passive Circuit Elements in the Frequency Domain

Kirchhoff’s Laws in the Frequency Domain

Series, Parallel, and Delta-to-Wye Simplifications

Source Transformations and Thévenin-Norton Equivalent Circuits

The Node-Voltage Method

LAB exam 4

Revision Ch9 1. Understand phasor concepts and be

able to perform a phasor transform and an inverse phasor transform.

2. Be able to transform a circuit with a sinusoidal source into the frequency domain using phasor concepts.

3. Know how to use the following circuit analysis techniques to solve a circuit in the frequency domain: • Kirchhoff’s laws; • Series, parallel, and delta-to-wye simplifications; • Voltage and current division; • Thévenin and Norton equivalents; • Node-voltage method; and • Mesh-current method.

4. Be able to analyze circuits containing linear transformers using phasor

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Week Lesson / Date

Topics to be covered Class activities Lab activities

Problems/ Assignments (Homework)

Readings Learning objectives:

The Mesh-Current Method

The Transformer

The Ideal Transformer

Phasor Diagrams

methods. 5. Understand the ideal transformer

constraints and be able to analyze circuits containing ideal transformers using phasor methods.

15 Final Exam