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 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°. Wave A lags wave B by 15°. Wave A leads wave B by 105°. 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 0 V 35 V 30 V 6 V 0 V 35 V 30 V 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 None of these 40° 45° 0° None of these 40° 45° 0° 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 45.12 mA 22.6 mA 16 mA 39.6 mA 45.12 mA 22.6 mA 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 250 Hz 25,000 Hz 400 Hz 2,500 Hz 250 Hz 25,000 Hz 400 Hz ANSWER DOWNLOAD EXAMIANS APP
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