Exercise: Alternating Current Vs Direct Current

Questions for: Alternating Current Vs Direct Current

AC effective voltage is named:
A:
average
B:
peak
C:
peak-to-peak
D:
root mean square
Answer: D
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What term expresses the frequency of a rectangular wave?
A:
Hz
B:
period
C:
PRF
D:
PRT
Answer: C
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If a sine wave signal is 100 mV peak-to-peak, how many volts would be measured by a voltmeter?
A:
14.14 mV
B:
35.4 mV
C:
63.7 mV
D:
70.7 mV
Answer: B
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The phase difference between sine waves of different frequencies is:
A:
equal to their frequency differences
B:
the difference in their fixed time displacement
C:
the same throughout time
D:
constantly changing
Answer: B
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If a waveform period is determined to be 10 microseconds in duration, what is the frequency of the signal?
A:
100 Hz
B:
1000 Hz
C:
10 kHz
D:
100 kHz
Answer: D
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