| 12/4/2024 12:39:49 AM |
| Changed Course |
| CATALOG INFORMATION
|
| Discipline and Nbr:
ELEC 54A | Title:
DC AND AC THEORY |
|
| Full Title:
Direct and Alternating Current Theory |
| Last Reviewed:5/8/2023 |
| Units | Course Hours per Week | | Nbr of Weeks | Course Hours Total |
| Maximum | 3.00 | Lecture Scheduled | 2.00 | 17.5 max. | Lecture Scheduled | 35.00 |
| Minimum | 3.00 | Lab Scheduled | 3.00 | 8 min. | Lab Scheduled | 52.50 |
| | Contact DHR | 0 | | Contact DHR | 0 |
| | Contact Total | 5.00 | | Contact Total | 87.50 |
| |
| | Non-contact DHR | 0 | | Non-contact DHR Total | 0 |
| | Total Out of Class Hours: 70.00 | Total Student Learning Hours: 157.50 | |
Title 5 Category:
AA Degree Applicable
Grading:
Grade Only
Repeatability:
00 - Two Repeats if Grade was D, F, NC, or NP
Also Listed As:
Formerly:
Catalog Description:
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Introduction to electronic components and underlying physics concepts, electrical units, direct current (DC), DC circuit analysis, batteries, magnetism, meters, alternating current (AC), capacitance, inductance, transformers, and AC circuit analysis.
Prerequisites/Corequisites:
Completion of ELEC 51A or
Completion of an algebra-based Math course (MATH 150B, MATH 150, MATH 151, OR MATH 154 or higher (MATH));
See Student Success & Assessment Services for more information about the assessment process
Recommended Preparation:
Eligibility for ENGL 100 or ESL 100
Limits on Enrollment:
Schedule of Classes Information
Description:
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Introduction to electronic components and underlying physics concepts, electrical units, direct current (DC), DC circuit analysis, batteries, magnetism, meters, alternating current (AC), capacitance, inductance, transformers, and AC circuit analysis.
(Grade Only)
Prerequisites:Completion of ELEC 51A or
Completion of an algebra-based Math course (MATH 150B, MATH 150, MATH 151, OR MATH 154 or higher (MATH));
See Student Success & Assessment Services for more information about the assessment process
Recommended:Eligibility for ENGL 100 or ESL 100
Limits on Enrollment:
Transfer Credit:CSU;
Repeatability:00 - Two Repeats if Grade was D, F, NC, or NP
ARTICULATION, MAJOR, and CERTIFICATION INFORMATION
| Associate Degree: | Effective: | | Inactive: | |
| Area: | | |
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| CSU GE: | Transfer Area | | Effective: | Inactive: |
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| IGETC: | Transfer Area | | Effective: | Inactive: |
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| CSU Transfer: | Transferable | Effective: | Fall 2016 | Inactive: | |
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| UC Transfer: | | Effective: | | Inactive: | |
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| C-ID: |
Certificate/Major Applicable:
Both Certificate and Major Applicable
COURSE CONTENT
Student Learning Outcomes:
At the conclusion of this course, the student should be able to:
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1. Identify and describe the characteristics of common electronic components.
2. Analyze and measure the characteristics of typical DC and AC circuits.
3. Use algebra and right angle trigonometry to solve electronic circuit calculations.
Objectives:
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During this course students will:
1. Use algebraic functions, signed numbers and metric notations, make circuit calculations using Ohm's Law, Watt's Law and Kirchoff's Laws.
2. Use algebraic expressions and numerical representations to analyze and evaluate series, parallel, and series-parallel circuits.
3. Summarize the basic characteristics of magnetism.
4. Identify alternating current (AC) units.
5. Use signed numbers to calculate values in an AC resistive circuit.
6. Identify and describe the characteristics of capacitors, inductors and transformers using trigonometric functions.
7. Analyze and evaluate resistor-capacitor (RC), resistor-inductor (RL) and resistor-inductor-capacitor (RLC) circuits through the application of right angle trigonometry and geometry.
Topics and Scope
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I. Atoms
A. Bohr model structure
B. Quantum mechanical model structure
II. Review of Elementary Algebra
III. Basic Laws of Physics
A. Ohm's law
B. Watt's law
C. Kirchoff's laws
IV. Direct Current (DC) Circuits
A. Digital volt meters
B. Series circuits
C. Parallel circuits
D. Series-parallel circuits
V. Unloaded voltage dividers
VI. Conductors and insulators
VII. Control components
A. Switches
B. Fuses
C. Circuit breakers
VIII. Resistors, Fixed and Variable
IX. Batteries
X. Magnetism
XI. Right Angle Trigonometry
XII. Alternating Current (AC)
A. Oscilloscope operation
B. Frequency
C. Sine wave values
XIII. Capacitors and Capacitance
A. Resistor-capacitor (RC) time constant
B. Capacitive reactance
C. RC circuit impedance
1. series
2. parallel
3. series-parallel
XIV. Inductors and Inductance
A. Resistor-inductor (RL) time constant
B. Inductive reactance
C. RL circuit impedance
1. series
2. parallel
3. series-parallel
XV. Resistor, Inductor, Capacitor (RLC) Circuits
A. Series
B. Parallel
C. Admittance, conductance and susceptance
D. Transformers
All subjects are covered in both lecture and lab portions of the course.
LABORATORY MATERIAL
I. Ohm's Law simple circuits
II. Series Circuits - Kirchoff's Laws, Watt's Law, & Ohm's Law. Voltage dividers
III. Parallel Circuits - Kirchoff's Laws, Watt's Law, & Ohm's Law. Current dividers
IV. Complex Circuits - Kirchoff's Laws, Watt's Law, & Ohm's Law. Maximum Power Transfer.
V. Basic oscilloscope and multimeter operation and measurements
VI. Resistor - Capacitor (RC) circuits, impedance measurements & calculations including RC time constant
VII. Resistor - Inductor (RL) circuits, impedance measurements & calculations
VIII. RLC circuits - impedance measurements & calculations
Assignments:
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Lecture-Related Assignments:
1. Textbook readings, 20 - 30 pages per week.
2. Homework assignments (10-15)
3. Lab reports (8-14)
4. Quizzes (4-8)
5. Final exam: objective examination including multiple choice, true/false, matching items, completion, and objective/essay questions
6. Lab skills test
Lab-Related Assignments:
1. Lab assignments (8-14)
Methods of Evaluation/Basis of Grade.
| Writing: Assessment tools that demonstrate writing skill and/or require students to select, organize and explain ideas in writing. | Writing
20 - 30% |
| Lab reports | |
| Problem solving: Assessment tools, other than exams, that demonstrate competence in computational or non-computational problem solving skills. | Problem Solving
30 - 40% |
| Homework problems, lab assignments | |
| Skill Demonstrations: All skill-based and physical demonstrations used for assessment purposes including skill performance exams. | Skill Demonstrations
10 - 20% |
| Lab skills test | |
| Exams: All forms of formal testing, other than skill performance exams. | Exams
30 - 40% |
| Quizzes and final exam | |
| Other: Includes any assessment tools that do not logically fit into the above categories. | Other Category
0 - 0% |
| None | |
Representative Textbooks and Materials:
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Contemporary Electronics: Fundamentals, Devices, Circuits, and Systems. Frenzel, Louis. McGraw-Hill Education. 2013 (classic)
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