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 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°. Wave A lags 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 30 V 35 V 6 V 0 V 30 V 35 V 6 V 0 V ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage If the rms current through a 4.7 k resistor is 4 mA, the peak voltage drop across the resistor is 26.6 V 4 V 18.8 V 2.66 V 26.6 V 4 V 18.8 V 2.66 V ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage If the rms voltage drop across a 15 k resistor is 16 V, the peak current through the resistor is 1 mA 15 mA 1.5 mA 10 mA 1 mA 15 mA 1.5 mA 10 mA ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A sine wave of 15 kHz is changing at a faster rate than a sine wave with a frequency of 25 kHz 18 kHz 1.3 MHz 12 kHz 25 kHz 18 kHz 1.3 MHz 12 kHz ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A sine wave with a period of 4 ms is changing at a faster rate than a sine wave with a period of 3,000 s 2 ms 1.5 ms 0.0045 s 3,000 s 2 ms 1.5 ms 0.0045 s ANSWER DOWNLOAD EXAMIANS APP
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