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Electronics - Alternating Current vs Direct Current

Exercise : Alternating Current vs Direct Current - General Questions
1.
What are the two main applications for ac?
direct, pulsating
electric, magnetic
power, information
static, dynamic
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
The distance that a signal's energy can travel in the time it takes for one cycle to occur is called the signal's:
amplitude
frequency
wavelength
period
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
One oscilloscope selector knob that allows the major and minor divisions of the graticule to be used to determine a signal amplitude value is called the:
time/cm control
position control
intensity control
volts/cm control
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
If current varies periodically from zero to a maximum, back to zero, and then repeats, the signal is:
direct
alternating
pulsating
repetitive
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
What voltage will an ac voltmeter display?
rms
average
peak
peak-to-peak
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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