Maricopa Community Colleges  GTC114   19886-20086 
Official Course Description: MCCCD Approval: 07/22/08
GTC114 19886-20086 L+L 3 Credit(s) 4 Period(s)
Principles of Electric Circuits
Principles of electricity and electric circuits including magnetism, basic motors and generators, parallel and series circuits, and measuring instruments.
Prerequisites: GTC107 or equivalent.
Go to Competencies    Go to Outline
 
MCCCD Official Course Competencies:
 
GTC114   19886-20086 Principles of Electric Circuits
1. Describe the characteristics of parallel and series circuits. (VII, VIII)
2. Measure resistance, voltage, and current. (V)
3. Use SI units and unit prefixes. (III)
4. Interpret resistor color code. (IV)
5. Demonstrate the basic safety precautions when working with electricity. (I)
6. Use Ohm's law to solve for electric circuit parameters. (VI)
7. Compute the electrical power in a resistive load. (VII, VIII)
8. Differentiate between parallel and series circuits. (VII, VIII)
9. Identify the parts of a relay. (IX)
10. Describe the magnetic principles that govern the operation of the transformer, relay, motor, and generator. (X, XI)
11. Differentiate between DC and AC motors. (X)
12. Describe the properties of conductors and insulators. (II)
Go to Description    Go to top of Competencies
 
MCCCD Official Course Outline:
 
GTC114   19886-20086 Principles of Electric Circuits
    I. Safety and First Aid
        A. Causes of accidents
        B. Factors in electric shock
        C. First aid procedures
        D. Fire safety
      II. Introduction to Electric Theory
          A. Structure of matter
          B. Conductors, insulators, and semiconductors
          C. Charged bodies and Coulomb's law
        III. Calculator Review
            A. Scientific notation
            B. SI unit prefixes
            C. Prefixes and the calculator
          IV. Electronic Devices and Symbols
              A. Electron Current Requirements for current flow
              B. Electromotive force (Voltage) Production of EMF
              C. Conductors and resistance
              D. Conductance
              E. Schematic Symbols
              F. Cells and batteries
            V. Multimeter
                A. Ohmmeter
                B. Voltmeter
                C. Ammeters DC current measurement
              VI. Ohm's and Kirchhoff's Laws
                  A. The practical circuit
                  B. Ohm's law
                  C. Total resistance in a series circuit
                  D. Kirchhoff's current law
                  E. Kirchoff's voltage law
                VII. Series Resistive Circuits
                    A. DC and AC comparisons
                    B. Electrical power and energy
                    C. Trouble-shooting series resistive circuits
                  VIII. Parallel Resistive Circuits
                      A. Simple parallel resistive circuits
                      B. Total resistance in a parallel resistive circuit
                      C. Current distribution in parallel circuits
                      D. Voltage distribution in a parallel circuit
                      E. Power distribution in parallel circuits
                      F. Trouble-shooting parallel resistive circuits
                    IX. Magnetism and Relays
                        A. Magnetism
                        B. Magnetic poles Law of Magnetic poles
                        C. Theories of magnetism
                        D. Law of magnetic force
                        E. Magnetic fields
                        F. Magnetizing of magnetic materials
                        G. Magnetic shieldings
                        H. International standard of units
                        I. Electromagnetism
                        J. The electromagnetic effect
                        K. Electromagnetic relays
                      X. Generators and Motors
                          A. Requirements for induction
                          B. Generating and induced voltage and current Direction of induced current
                          C. Alternating current generators
                          D. Direct current generators
                          E. Electric motors
                          F. Direct current motors
                          G. Alternating current motors
                        XI. Transformers
                            A. Theory of operation
                            B. Lenz's law
                            C. Coefficient of coupling
                            D. Impedance in transformers
                            E. Current in transformers
                            F. Electrical power in transformers
                            G. Reflected impedance
                            H. Types of transformers
                            I. Multiple secondary transformers
                            J. Trouble-shooting transformers
                            K. Determining step up and step down
                        Go to Description    Go to top of Competencies    Go to top of Outline