IMD 1050 - Electrical Principles

Clock Hours: 134

Delivery Mode
on-ground

Course Description:
Electrical Principles covers subjects such as Safety, the theory of electricity, Ohms Law, types of circuits, measuring instruments, wire sizing, induction, AC and DC current, Inductance, resistance, Capacitors, and Motors.

Student Learning Outcomes:
Course Competencies:

State basic safety rules.
Describe the effects of electric current on the body.
Discuss the origin and responsibilities of OSHA.
Discuss material safety data sheets.
Discuss lock-out-tag out procedures.
Discuss types of protective clothing.
Explain how to properly place a straight ladder against a structure.
Discuss different types of scaffolds.
Discuss classes of fires.
Discuss ground fault circuit interrupters.
Discuss the importance of grounding.
Students will become familiar with the three parts of the atom.
Students will be able to state the law of changes.
Students will have a working knowledge of the differences between conductors and insulators.
Define a coulomb.
Define an amp.
Define a volt.
Define an ohm.
Define a watt.
Compute different electrical values using the Ohm’s law formulas.
Discuss different types of electrical circuits.
Select the proper Ohm’s law formula from a chart.
List the major types of fixed resistors.
Determine the resistance of a resistor using the color code.
Determine if a resistor is operating within its power rating.
Connect a variable resistor for use as a potentiometer.
Discuss the properties of series circuits.
List three rules for solving electrical values of series circuits.
Compute values of voltage, current, resistance, and power for series circuits.
Compute the values of voltage drop in a series circuit using the voltage divider formula.
Discuss the characteristics of parallel circuits.
State three rules for solving for electrical values of parallel circuits.
Solve for the missing values in a parallel circuit using the three rules and Ohm’s Law.
Discuss the operation of a current divider circuit.
Calculate current values using the current divider formula.
Define a combination circuit.
List the rules for parallel circuits.
List the rules for series circuits.
Solve combination circuits using the rules for parallel circuits, series circuits, and Ohm’s law.
Discuss the operation of the d’Arsonval meter movement.
Connect a voltmeter to a circuit.
Connect and read an analog multimeter.
Connect an ammeter.
Measure resistance using an ohmmeter.

Select a conductor from the proper wire table.
Discuss the different types of insulation.
Determine insulation characteristics.
Use correction factors to determine the proper ampacity rating of conductors.

Determine the resistance of long lengths of conductors.
Determine the proper wire size for loads located long distances from the power source.

List the requirements for using parallel conductors.
Discuss the use of a MEGGER® for testing insulation.
Discuss magnetic induction.
List factors that determine the amount and polarity of an induced voltage.
Discuss Lenz’s law.
Discuss an exponential curve.
List devices used to help prevent induced voltage spikes.
Discuss Differences Between Direct and Alternating Current
Be Able to Compute Instantaneous Values of Voltage and Current for a Sine Wave
Be Able to Compute Peak, RMS, and Average Values of Voltage and Current
Discuss the Phase Relationship of Voltage and Current in a Pure Resistive Circuit
Discuss the Properties of Inductance in an Alternating Current Circuit
Discuss Inductive Reactance
Compute Values of Inductive Reactance and Inductance
Discuss the Relationship of Voltage and Current in a Pure Inductive Circuit
Be Able to Compute Values for Inductors Connected in Series or Parallel
Discuss Reactive Power (VARs)
Determine the Q of a Coil
Discuss the Relationship of Resistance and Inductance in an Alternating Current Series Circuit
Define Power Factor
Calculate Values of Voltage, Current, Apparent Power, True Power, Reactive Power, Impedance, Resistance, Inductive Reactance, and Power Factor in an R-L Series Circuit
Compute the Phase Angle for Current and Voltage in an R-L Series Circuit
Connect an R-L Series Circuit and Make Measurements Using Test Instruments
Discuss Vectors and be able to Plot Electrical Quantities Using Vectors
Discuss the Operation of a Parallel Circuit Containing Resistance and Inductance
Compute Circuit Values of an R-L Parallel Circuit
Connect an R-L Parallel Circuit and Measure Circuit Values with Test Instruments
List the Three Factors that Determine the Capacitance of a Capacitor
Discuss the Electrostatic Charge
Discuss the Differences between Nonpolarized and Polarized Capacitors
Compute Values for Series and Parallel Connections of Capacitors
Compute an RC Time Constant
Explain why Current Appears to Flow through a Capacitor when it is Connected to an Alternating Current Circuit
Discuss Capacitive Reactance
Compute the Value of Capacitive Reactance in an AC Circuit
Compute the Value of Capacitance in an AC Circuit
Discuss the Relationship of Voltage and Current in a Pure Capacitive Circuit
Discuss the Relationship of Voltage and Current in Circuits that Contain both Resistance and Capacitance
Compute Circuit Values for R-C Series Circuits
Compute Circuit Values for R-C Parallel Circuits
Connect an R-C Series Circuit and Measure Circuit Values with Electrical Instruments
Connect an R-C Parallel Circuit and Measure Circuit Values with Electrical Instruments
Discuss the Relationship of Voltage and Current in Circuits that Contain Resistance, Inductance, and Capacitance
Compute Circuit Values for RLC Series Circuits
Compute Circuit Values for RLC Parallel Circuits
Connect an RLC Series Circuit and Measure Circuit Values with Electrical Instruments
Connect an RLC Parallel Circuit and Measure Circuit Values with Electrical Instruments
Discuss the Different Types of Transformers
Calculate Values of Voltage, Current, and Turns for Single-Phase Transformers Using Formulas
Calculate Values of Voltage, Current, and Turns for Single-Phase Transformers Using the Turns Ratio
Connect a Transformer and Test the Voltage Output of Different Wingdings
Discuss Polarity Markings on a Schematic Diagram
Test a Transformer to Determine the Proper Polarity Marks
List the Different Types of Split-Phase Motors
Discuss the Operation of Split-Phase Motors
Reverse the Direction of Rotation of a Split-Phase Motor
Discuss the Operation of Multispeed Split-Phase Motors
Discuss the Operation of Shaded-Pole Type Motors
Discuss the Operation of Repulsion Type Motors
Discuss the Operation of Stepping Motors
Discuss the Operation of Universal Motors