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Alternating Current and Voltage

Alternating Current and Voltage
A signal with a 400 s period has a frequency of

400 Hz
2,500 Hz
250 Hz
25,000 Hz

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Alternating Current and Voltage
If the peak of a sine wave is 13 V, the peak-to-peak value is

None of these
13 V
26 V
6.5 V

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Alternating Current and Voltage
A sinusoidal current has an rms value of 14 mA. The peak-to-peak value is

16 mA
45.12 mA
22.6 mA
39.6 mA

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Alternating Current and Voltage
Two series resistors are connected to an ac source. If there are 7.5 V rms across one resistor and 4.2 V rms across the other, the peak source voltage is

16.54 V
1.65 V
10.60 V
5.93 V

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Alternating Current and Voltage
A sine wave of 15 kHz is changing at a faster rate than a sine wave with a frequency of

18 kHz
25 kHz
1.3 MHz
12 kHz

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Alternating Current and Voltage
The average half-cycle value of a sine wave with a 40 V peak is

50.96 V
25.48 V
6.37 V
14.14 V

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MORE MCQ ON Alternating Current and Voltage

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