Download ELT368 - DMACC

Des Moines Area Community College
Course Information – EFFECTIVE Aug. 2006
Acronym/Number ELT 368
Title
Historical Ref. ELEM 451
DC & AC Fundamentals
Credit breakout 3
(credit
3
0
0
0
lecture
lab
practicum
work experience)
PREREQUISITE(S):
COURSE DESCRIPTION:
An introductory course in AC and DC fundamentals. Subject matter includes Ohm's law, series and
parallel circuits, and measuring instruments.
COURSE COMPETENCIES:
During this course, the student will be expected to:
1.
Explain circuit components.
1.1
Discuss the characteristics and appearance of resistors.
1.2
Discuss the characteristics and appearance of capacitors.
1.3
Discuss the characteristics and appearance of inductors.
1.4
Discuss the characteristics and appearance of transformers.
1.5
Discuss the characteristics and appearance of semiconductor devices.
1.6
Discuss basic electronic instruments.
1.7
List the names and abbreviations of electrical u nits.
1.8
Use scientific notation in expressing quantities.
1.9
Use metric prefixes.
2.
Explain basic electrical quantities.
2.1
Describe the structure of atoms and their place in electronics.
2.2
Explain electrical charge.
2.3
Discuss voltage.
2.4
Discuss current.
2.5
Discuss resistance.
2.6
Analyze electric circuits.
2.7
Recite the procedures for making basic circuit measurements.
3.
Explain Ohm's law and power.
3.1
Recite Ohm's law.
3.2
Discuss the application of Ohm's law.
3.3
Recite the formula for power.
3.4
Solve for power in an electric circuit.
3.5
Discuss the power ratings of resistors.
ELT 368
4.
Explain series circuits.
4.1
Identify series circuits.
4.2
Explain current in series circuits.
4.3
Calculate total series resistance.
4.4
Apply Ohm's law in series circuits.
4.5
Explain voltage sources in series.
4.6
Use Kirchoff's voltage law in series circuits.
4.7
Explain voltage dividers.
4.8
Calculate power in series circuits.
4.9
Define circuit ground.
4.10 Explain the troubleshooting procedures used in series circuits.
5.
Explain parallel circuits.
5.1
Identify parallel circuits.
5.2
Explain voltage in parallel circuits.
5.3
Use Kirchoff's current law in parallel circuits.
5.4
Calculate total parallel resistance.
5.5
Use Ohm's law in parallel circuits.
5.6
Explain the current divider principle.
5.7
Calculate power in a parallel circuit.
5.8
Relate parallel circuit applications.
5.9
Explain the troubleshooting procedures used in parallel circuits.
6.
Explain series-parallel circuits.
6.1
Identify series-parallel relationships.
6.2
Analyze series-parallel circuits.
6.3
Explain loaded voltage dividers.
6.4
Discuss the loading effect of a voltmeter.
6.5
Explain the Wheatstone bridge.
6.6
Use the superposition method in circuits with more than one voltage source.
6.7
Explain Thevenin's theorem.
6.8
Explain the troubleshooting procedures used in series-parallel circuits.
7.
Explain magnetism.
7.1
Discuss the magnetic field.
7.2
Discuss electromagnetism.
7.3
List electromagnetic devices.
7.4
Discuss magnetic hysteresis.
7.5
Describe electromagnetic induction.
7.6
Review applications of electromagnetic induction.
8.
Explain alternating current and voltage.
8.1
Explain the sine wave.
8.2
Discuss the voltage and current values of a sine wave.
8.3
Discuss sine wave voltage sources.
ELT 368
8.4
8.5
8.6
8.7
8.8
8.9
8.10
Relate the angular relationships of a sine wave.
Give the sine wave equation.
Discuss phasors.
Relate the use of Ohm's law and Kirchoff's laws in ac circuits.
Discuss superimposed dc and ac voltages.
Discuss nonsinusoidal waveforms.
Relate the basic principles of the oscilloscope and its uses in ac measurements.
9.
Explain capacitors.
9.1
Discuss the basic construction.
9.2
Define capacitance.
9.3
Discuss the unit of capacitance.
9.4
Explain how a capacitor stores energy.
9.5
Discuss voltage rating of capacitors.
9.6
Discuss temperature coefficient of capacitors.
9.7
Discuss leakage in capacitors.
9.8
Relate the physical characteristics of a capacitor.
9.9
Summarize the types of capacitors.
9.10 Discuss series capacitors.
9.11 Discuss parallel capacitors.
9.12 Explain capacitors in dc circuits.
9.13 Explain capacitors in ac circuits.
9.14 Relate capacitor applications.
9.15 Explain the procedures for testing capacitors.
10.
Explain inductors.
10.1 Discuss self-inductance.
10.2 Give the unit of inductance.
10.3 Discuss the physical characteristics of inductors.
10.4 List the various types of inductors.
10.5 Explain series inductors.
10.6 Explain parallel inductors.
10.7 Explain inductors in dc circuits.
10.8 Explain inductors in ac circuits.
10.9 Relate inductor applications.
10.10 Explain the procedures for testing inductors.
11.
Explain transformers.
11.1 Discuss the basic transformer.
11.2 Explain step-up transformers.
11.3 Explain step-down transformers.
11.4 Discuss loading the secondary.
11.5 Explain reflected load in a transformer.
11.6 Discuss matching the load resistance to the source resistance.
11.7 Relate the use of the transformer for isolation.
11.8 Discuss nonidezl transformer characteristics.
11.9 Discuss variations of the basic transformer.
ELT 368
11.10 Explain the troubleshooting procedures used in transformers.
12.
Explain the frequency response of RL circuits.
12.1 Explain the sinusoidal response of RC circuits.
12.2 Summarize impedance and phase angle of a series RC circuit.
12.3 Analyze series RC circuits.
12.4 Calculate impedance and phase angle of a parallel RC circuit.
12.5 Analyze parallel RC circuits.
12.6 Analyze series-parallel RC circuits.
12.7 Discuss power in RC circuits.
12.8 Relate basic applications of RC circuits.
12.9 Discuss troubleshooting procedures in RC circuits.
13.
Explain the frequency response of RL circuits.
13.1 Explain the sinusoidal response of RL circuits.
13.2 Summarize impedance and phase angle of a series RL circuit.
13.3 Analyze series RL circuits.
13.4 Calculate impedance and phase angle of a parallel RL circuit.
13.5 Analyze parallel RL circuits.
13.6 Analyze series-parallel RL circuits.
13.7 Discuss power in RL circuits.
13.8 Relate basic applications of RL circuits.
13.9 Discuss troubleshooting procedures in RL circuits.
14.
Explain RCL circuits and resonance.
14.1 Explain impedance and phase angle of series RCL circuits.
14.2 Analyze series RCL circuits.
14.3 Discuss series resonance.
14.4 Discuss series resonant filters.
14.5 Analyze parallel RCL circuits.
14.6 Discuss parallel resonance.
14.7 Discuss parallel resonant filters.
14.8 Relate system applications of resonant circuits.
ELT 368
COMPETENCIES REVIEWED AND APPROVED BY:
DATE: ______________________
FACULTY:
1.
2.
3.
4.
5.
6.
Preparation
Effective date:
10/25/94
by:
Leonard Bowdre
Campus:
A B C U N W OC
extension:
6484
Revision(s):
10/94