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ALTERNATING CURRENT AND VOLTAGE

Alternating Current and Voltage
If the rms voltage drop across a 15 k resistor is 16 V, the peak current through the resistor is

10 mA
15 mA
1.5 mA
1 mA

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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
40 Hz
indeterminable
400 Hz

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Alternating Current and Voltage
How many degrees are there in /3 rad?

27°
180°
6°
60°

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Alternating Current and Voltage
To produce an 800 Hz sine wave, a four-pole generator must be operated at

1,600 rps
800 rps
400 rps
200 rps

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Alternating Current and Voltage
One sine wave has a positive-going zero crossing at 15° and another sine wave has a positive-going zero crossing at 55°. The phase angle between the two waveforms is

None of these
0°
45°
40°

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