135
Electrical
Engineering
Chapter
8
Check Your Engineering IQ
Before you read this chapter, assess your
current understanding of the chapter
content by taking the chapter pretest. The
test can be accessed on the mobile site by
using a smartphone or on the G-W Learning
companion website.
Assess knowledge
Objectives
After studying this chapter, you should be able to:
• Defi ne electrical engineering.
• Explain the secondary and college level
education requirements for employment
in the electrical engineering profession.
• Explain how electrons move on an
atomic level.
• Describe the characteristics of voltage,
current, resistance, and power.
• Explain Ohm’s law and use it to solve for
values in a circuit.
• Identify the operation and application
of common electronic components such
as resistors, switches, capacitors, diodes,
and transistors.
alternating current (ac)
American Wire Gage
(AWG) system
ammeter
atom
battery
capacitor
cell
circuit board
compact fluorescent lamp
(CFL)
conductor
continuity tester
coulomb
current
diode
direct current (dc)
electrical engineering
electricity
electrode
electron
fluorescent lamp
gas discharge lamp
generator
hybrid car
incandescent lamp
Institute of Electrical and
Electronics Engineers
(IEEE)
insulator
integrated circuit (IC)
ion
law of conservation of
energy
light-emitting diode (LED)
lamp
motors
neutron
ohm (Ω)
ohmmeter
Ohm’s law
oscilloscope
parallel circuits
polarity
power
primary cell
proton
resistance
resistor
schematic diagram
schematic symbol
secondary cell
semiconductor
sensor
series circuit
series-parallel combination
circuit
solar cell
solderless breadboard
static electricity
switch
transistor
troubleshoot
valence shell
variable resistor
volt
voltage
voltmeter
volt-ohm-milliammeter (VOM)
watt
Watt’s law
zener diode
Key Terms
Practice vocabulary