10 Questions
Which type of signal can take only discrete values?
Digital signal
What is the unit of amplitude for electrical signals?
Volts
What does frequency refer to?
The number of repetitions per unit time
What is the equation relating frequency and period?
$T = 1/F$
What is a periodic signal?
A signal that has the same value after a time interval
Which one of these equations represents the relationship between frequency and period for a periodic signal?
$T = 1/F$
Which one of these is the correct unit for frequency?
Hertz
Which one of these is an example of an analog signal?
Continuous wave
Which one of these is the correct unit for amplitude of an electrical signal?
Volts
Which one of these is a characteristic of periodic signals?
All of the above
Test your knowledge on signals and their types, including digital and analog signals, as well as periodic signals. Gain a better understanding of how these different types of signals work and their characteristics.
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