Alternating Current and Voltage A 20 kHz pulse waveform consists of pulses that are 15 s wide. The duty cycle is 30% is 1% is 100% cannot be determined is 30% is 1% is 100% cannot be determined ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A pulse waveform has a high time of 8 ms and a pulse width of 32 ms. The duty cycle is 25% 100% 1% 50% 25% 100% 1% 50% ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage Sine wave A has a positive-going zero crossing at 45°. Sine wave B has a positive-going zero crossing at 60°. Which of the following statements is true? Wave A lags wave B by 15°. Wave A leads wave B by 105°. Wave A leads wave B by 15°. Wave A lags wave B by 105°. Wave A lags wave B by 15°. Wave A leads wave B by 105°. Wave A leads wave B by 15°. Wave A lags wave B by 105°. ANSWER DOWNLOAD EXAMIANS APP
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 50 Hz 100 Hz 10 Hz 1,000 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A signal with a 400 s period has a frequency of 2,500 Hz 400 Hz 25,000 Hz 250 Hz 2,500 Hz 400 Hz 25,000 Hz 250 Hz 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 12 kHz 25 kHz 18 kHz 1.3 MHz 12 kHz 25 kHz 18 kHz 1.3 MHz ANSWER DOWNLOAD EXAMIANS APP
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