Alternating Current and Voltage If a sine wave goes through 10 cycles in 20 s, the period is 20 s 2 s 4 s 100 s 20 s 2 s 4 s 100 s ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A phasor represents the phase angle the width of a quantity the magnitude of a quantity the magnitude and a quantity direction the phase angle the width of a quantity the magnitude of a quantity the magnitude and a quantity direction 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 100% 50% 1% 25% 100% 50% 1% 25% ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A 20 kHz pulse waveform consists of pulses that are 15 s wide. The duty cycle cannot be determined is 1% is 100% is 30% cannot be determined is 1% is 100% is 30% ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage To produce an 800 Hz sine wave, a four-pole generator must be operated at 1,600 rps 800 rps 400 rps 200 rps 1,600 rps 800 rps 400 rps 200 rps 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 leads wave B by 105°. Wave A lags wave B by 15°. Wave A leads wave B by 15°. Wave A lags wave B by 105°. Wave A leads wave B by 105°. Wave A lags wave B by 15°. Wave A leads wave B by 15°. Wave A lags wave B by 105°. ANSWER DOWNLOAD EXAMIANS APP
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