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° 0° None of these 45° 40° 0° None of these 45° ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A signal with a 400 s period has a frequency of 400 Hz 25,000 Hz 2,500 Hz 250 Hz 400 Hz 25,000 Hz 2,500 Hz 250 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage When a sine wave has a frequency of 100 Hz in 12 s it goes through 1/100 cycle 12 cycles 120 cycles 1,200 cycles 1/100 cycle 12 cycles 120 cycles 1,200 cycles ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A sine wave of 15 kHz is changing at a faster rate than a sine wave with a frequency of 25 kHz 12 kHz 18 kHz 1.3 MHz 25 kHz 12 kHz 18 kHz 1.3 MHz 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 40 Hz indeterminable 400 Hz 100 Hz 40 Hz indeterminable 400 Hz 100 Hz ANSWER DOWNLOAD EXAMIANS APP
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 5.93 V 16.54 V 1.65 V 10.60 V 5.93 V 16.54 V 1.65 V 10.60 V ANSWER DOWNLOAD EXAMIANS APP