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 lags wave B by 105°. Wave A leads wave B by 15°. Wave A leads wave B by 105°. Wave A lags wave B by 15°. Wave A lags wave B by 105°. Wave A leads wave B by 15°. Wave A leads wave B by 105°. ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A waveform has a baseline of 3 V, a duty cycle of 20%, and an amplitude of 8 V. The average voltage value is 4.6 V 1.6 V 11 V 4 V 4.6 V 1.6 V 11 V 4 V 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% 50% 1% 25% 100% 50% 1% ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage The average half-cycle value of a sine wave with a 40 V peak is 25.48 V 50.96 V 14.14 V 6.37 V 25.48 V 50.96 V 14.14 V 6.37 V ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A signal with a 400 s period has a frequency of 2,500 Hz 250 Hz 400 Hz 25,000 Hz 2,500 Hz 250 Hz 400 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 400 rps 1,600 rps 200 rps 800 rps 400 rps 1,600 rps 200 rps ANSWER DOWNLOAD EXAMIANS APP