Alternating Current and Voltage Two series resistors are connected to an ac source. If there are 7.5 V rms across one resistor and 4.2 V rms across the other, the peak source voltage is 10.60 V 16.54 V 5.93 V 1.65 V 10.60 V 16.54 V 5.93 V 1.65 V ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A signal with a 400 s period has a frequency of 25,000 Hz 250 Hz 2,500 Hz 400 Hz 25,000 Hz 250 Hz 2,500 Hz 400 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage If a sine wave goes through 10 cycles in 20 s, the period is 2 s 4 s 20 s 100 s 2 s 4 s 20 s 100 s 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
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 0° 40° 45° None of these 0° 40° 45° None of these ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage How many degrees are there in /3 rad? 6° 60° 27° 180° 6° 60° 27° 180° ANSWER DOWNLOAD EXAMIANS APP
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