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Alternating Current and Voltage

Alternating Current and Voltage
When a sine wave has a frequency of 100 Hz in 12 s it goes through

120 cycles
1,200 cycles
1/100 cycle
12 cycles

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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
6.5 V
26 V

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Alternating Current and Voltage
The conductive loop on the rotor of a simple two-pole, single-phase generator rotates at a rate of 400 rps. The frequency of the induced output voltage is

100 Hz
400 Hz
40 Hz
indeterminable

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Alternating Current and Voltage
The average value of a 12 V peak sine wave over one complete cycle is

1.27 V
0 V
6.37 V
7.64 V

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Alternating Current and Voltage
A pulse waveform has a high time of 8 ms and a pulse width of 32 ms. The duty cycle is

25%
1%
100%
50%

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

14.14 V
25.48 V
6.37 V
50.96 V

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