Basic AC Theory
OBJECTIVES
TERMINAL OBJECTIVE
1.0
Given an alternating current (AC) waveform, DESCRIBE the relationship between
average and RMS values of voltage and current, and the angular velocity within that
waveform.
ENABLING OBJECTIVES
1.1
DESCRIBE the construction and operation of a simple AC generator.
1.2
EXPLAIN the development of a sine-wave output in an AC generator.
1.3
DEFINE the following terms in relation to AC generation:
a.
Radians/second
b.
Hertz
c.
Period
1.4
DEFINE effective value of an AC current relative to DC current.
1.5
Given a maximum value, CALCULATE the effective (RMS) and average
values of AC voltage.
1.6
Given a diagram of two sine waves, DESCRIBE the phase relationship
between the two waves.
Rev. 0
Page v
ES-07
