Multiple Choice Identify the
choice that best completes the statement or answers the question.


1.

Each completed wave form of a sine wave is called a(n) ____.
a.  frequency  c.  cycle  b.  hertz  d.  farad 


2.

In a sine wave, the number of complete cycles that occur in one second is called
a ____.
a.  frequency  c.  cycle  b.  hertz  d.  farad 


3.

Peaktopeak, peak, RMS, and average are measurements of ____ associated with
sine waves.
a.  wattage and resistance  c.  voltage and resistance  b.  amperage and
resistance  d.  voltage and
amperage 


4.

The ____ value is measured from the maximum value in the positive direction to
the maximum value in the negative direction.
a.  average  c.  peaktopeak  b.  peak  d.  RMS 


5.

The ____ is measured from zero to the highest value obtained in either the
positive or negative direction.
a.  average  c.  peaktopeak  b.  peak  d.  RMS 


6.

The AC voltage that will produce the same amount of power as a like value of DC
voltage is called the ____ value.
a.  average  c.  peaktopeak  b.  peak  d.  RMS 


7.

The ____ value must be found when a sine wave AC voltage is changed into direct
current.
a.  average  c.  peaktopeak  b.  peak  d.  RMS 


8.

In DC circuits, there is only one basic type of load, which is ____.
a.  inductive  c.  resistive  b.  amperage  d.  reversing 


9.

____ can be produced in AC circuits only when both current and voltage are
either positive or negative.
a.  Watts  c.  RMS  b.  True power  d.  a or b 


10.

The most common frequency used in electrical generation in the United States and
Canada is ____ hertz.


11.

In a 120 VAC 60 Hz sine wave find: RMS value in volts


12.

Frecuency in cycles per second


13.

Peak to peak value in volts


14.

Peak voltage in volts

Completion Complete each
statement.


15.

Frequency is measured in ____________________.
