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 A sawtooth wave has a period of 10 ms. Its frequency is 1,000 Hz 10 Hz 100 Hz 50 Hz 1,000 Hz 10 Hz 100 Hz 50 Hz 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 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°. Wave A leads wave B by 15°. ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage The average half-cycle value of a sine wave with a 40 V peak is 6.37 V 25.48 V 14.14 V 50.96 V 6.37 V 25.48 V 14.14 V 50.96 V 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 20 kHz pulse waveform consists of pulses that are 15 s wide. The duty cycle is 1% is 30% is 100% cannot be determined is 1% is 30% is 100% cannot be determined ANSWER DOWNLOAD EXAMIANS APP
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