Home
>
Introduction to Alternating Current and...
>
True or False
>
Introduction to Alternating Current and...
True or False
Mark each of the statements below True or False.
1 .
Amplitude is the maximum value of a voltage or current.
[
Hint
]
True
False
2 .
Average value of a sine wave is 0.707 times the peak value.
[
Hint
]
True
False
3 .
Duty cycle is the characteristic of a pulse waveform that indicates the high time versus the low time.
[
Hint
]
True
False
4 .
The unit of frequency is the hertz.
[
Hint
]
True
False
5 .
The instantaneous value is the voltage or current value of a waveform at its peak.
[
Hint
]
True
False
6 .
The designation rms means repetitions measured per second.
[
Hint
]
True
False
7 .
Periodic is characterized by a repetition at fixed-time intervals.
[
Hint
]
True
False
8 .
A ramp is the type of waveform characterized by a non-linear increase or decrease in voltage or current.
[
Hint
]
True
False
9 .
A 1 kHz signal has a period of 1 ms.
[
Hint
]
True
False
10 .
The duty cycle of a pulse waveform with a pulse width of 10 µs and a period of 100 µs is 25 %.
[
Hint
]
True
False
Copyright © 1995-2008, Pearson Education, Inc., publishing as Pearson Prentice Hall
Legal and Privacy Terms