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Alternating Current and Voltage

Alternating Current and Voltage
A sawtooth wave has a period of 10 ms. Its frequency is

50 Hz
100 Hz
10 Hz
1,000 Hz

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Alternating Current and Voltage
If the rms current through a 6.8 k resistor is 8 mA, the rms voltage drop across the resistor is

5.44 V
54.4 V
8 V
7.07 V

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Alternating Current and Voltage
If the rms current through a 4.7 k resistor is 4 mA, the peak voltage drop across the resistor is

18.8 V
26.6 V
4 V
2.66 V

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

26 V
13 V
None of these
6.5 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

indeterminable
40 Hz
400 Hz
100 Hz

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

6.37 V
14.14 V
50.96 V
25.48 V

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