Alternating Current and Voltage A signal with a 400 s period has a frequency of 400 Hz 250 Hz 2,500 Hz 25,000 Hz 400 Hz 250 Hz 2,500 Hz 25,000 Hz 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 45° None of these 40° 0° 45° None of these 40° 0° ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage How many degrees are there in /3 rad? 27° 180° 6° 60° 27° 180° 6° 60° ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage If a sine wave goes through 10 cycles in 20 s, the period is 20 s 4 s 2 s 100 s 20 s 4 s 2 s 100 s 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 18 kHz 12 kHz 1.3 MHz 25 kHz 18 kHz 12 kHz 1.3 MHz ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A sine wave with an rms value of 12 V is riding on a dc level of 18 V. The maximum value of the resulting waveform is 6 V 35 V 30 V 0 V 6 V 35 V 30 V 0 V ANSWER DOWNLOAD EXAMIANS APP
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