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NSU - Norfolk State University
 
ELT 111 : Practice Area
  
 

BASIC CONCEPTS OF ELECTRICITY

  • Static electricity
  • Conductors, insulators, and electron flow
  • Electric circuits
  • Voltage and current
  • Resistance
  • Voltage and current in a practical circuit
  • Conventional versus electron flow
  • OHM's LAW

  • How voltage, current, and resistance relate
  • An analogy for Ohm's Law
  • Power in electric circuits
  • Calculating electric power
  • Resistors
  • Nonlinear conduction

    ELECTRICAL SAFETY

  • The importance of electrical safety
  • Shock current path
  • Ohm's Law (again!)
  • Safe practices
  • Emergency response
  • Common sources of hazard
  • Safe circuit design
  • Safe meter usage

    SCIENTIFIC NOTATION AND METRIC PREFIXES

  • Scientific notation
  • Arithmetic with scientific notation
  • Metric notation
  • Metric prefix conversions
  • Hand calculator use

    SERIES AND PARALLEL CIRCUITS

  • What are "series" and "parallel" circuits?    Link #1     Line #2
  • Simple series circuits
  • Simple parallel circuits
  • Conductance
  • Power calculations
  • Correct use of Ohm's Law
  • Component failure analysis
  • Building simple resistor circuits
  • DIVIDER CIRCUITS AND KIRCHHOFF'S LAWS

  • Voltage divider circuits
  • Kirchhoff's Voltage Law (KVL)
  • Current divider circuits
  • Kirchhoff's Current Law (KCL)

    SERIES-PARALLEL COMBINATION CIRCUITS

  • What is a series-parallel circuit?
  • Analysis technique
  • Re-drawing complex schematics
  • Component failure analysis
  • Building series-parallel resistor circuits

    DC NETWORK ANALYSIS

  • What is network analysis?
  • Branch current method
  • Mesh current method
  • Mesh Current, conventional method
  • Mesh current by inspection
  • Node voltage method
  • Introduction to network theorems
  • Millman's Theorem
  • Superposition Theorem
  • Thevenin's Theorem
  • Norton's Theorem
  • Thevenin-Norton equivalencies
  • Millman's Theorem revisited
  • Maximum Power Transfer Theorem
  • Δ-Y and Y-Δ conversions

    BATTERIES AND POWER SYSTEMS

  • Electron activity in chemical reactions
  • Battery construction
  • Battery ratings
  • Special-purpose batteries

    CAPACITORS

  • Electric fields and capacitance
  • Capacitors and calculus
  • Factors affecting capacitance
  • Series and parallel capacitors
  • Practical considerations

    INDUCTORS

  • Magnetic fields and inductance
  • Inductors and calculus
  • Factors affecting inductance
  • Series and parallel inductors
  • Practical considerations

    RC AND L/R TIME CONSTANTS

  • Electrical transients
  • Capacitor transient response
  • Inductor transient response
  • Voltage and current calculations
  • Why L/R and not LR?
  • Complex voltage and current calculations
  • Complex circuits
  • Solving for unknown time

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