Alternating Current and Voltage To produce an 800 Hz sine wave, a four-pole generator must be operated at 1,600 rps 200 rps 400 rps 800 rps 1,600 rps 200 rps 400 rps 800 rps ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A sinusoidal current has an rms value of 14 mA. The peak-to-peak value is 16 mA 39.6 mA 22.6 mA 45.12 mA 16 mA 39.6 mA 22.6 mA 45.12 mA ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A 20 kHz pulse waveform consists of pulses that are 15 s wide. The duty cycle is 100% cannot be determined is 30% is 1% is 100% cannot be determined is 30% is 1% ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A phasor represents the width of a quantity the phase angle the magnitude of a quantity the magnitude and a quantity direction the width of a quantity the phase angle the magnitude of a quantity the magnitude and a quantity direction 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° 0° None of these 40° 45° 0° None of these 40° 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 15°. Wave A lags wave B by 15°. Wave A leads wave B by 105°. Wave A lags wave B by 105°. Wave A leads wave B by 15°. Wave A lags wave B by 15°. Wave A leads wave B by 105°. Wave A lags wave B by 105°. ANSWER DOWNLOAD EXAMIANS APP