Alternating Current and Voltage A sine wave with a period of 4 ms is changing at a faster rate than a sine wave with a period of 2 ms 3,000 s 0.0045 s 1.5 ms 2 ms 3,000 s 0.0045 s 1.5 ms ANSWER DOWNLOAD EXAMIANS APP
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 40° 45° None of these 0° 40° 45° None of these 0° ANSWER DOWNLOAD EXAMIANS APP
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 400 Hz 2,500 Hz 250 Hz 25,000 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage To produce an 800 Hz sine wave, a four-pole generator must be operated at 800 rps 200 rps 1,600 rps 400 rps 800 rps 200 rps 1,600 rps 400 rps ANSWER DOWNLOAD EXAMIANS APP
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 400 Hz 100 Hz indeterminable 40 Hz 400 Hz 100 Hz indeterminable 40 Hz ANSWER DOWNLOAD EXAMIANS APP
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 8 V 7.07 V 5.44 V 54.4 V 8 V 7.07 V 5.44 V 54.4 V ANSWER DOWNLOAD EXAMIANS APP
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