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 5.93 V 16.54 V 1.65 V 10.60 V 5.93 V 16.54 V 1.65 V ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage If the peak of a sine wave is 13 V, the peak-to-peak value is None of these 13 V 26 V 6.5 V None of these 13 V 26 V 6.5 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 0° 40° 45° None of these 0° 40° 45° None of these ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage When a sine wave has a frequency of 100 Hz in 12 s it goes through 12 cycles 1,200 cycles 1/100 cycle 120 cycles 12 cycles 1,200 cycles 1/100 cycle 120 cycles ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A square wave has a period of 60 s. The first odd harmonic is 5 kHz 50 kHz 33.33 kHz 500 kHz 5 kHz 50 kHz 33.33 kHz 500 kHz 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 2.66 V 4 V 26.6 V 18.8 V 2.66 V 4 V 26.6 V 18.8 V ANSWER DOWNLOAD EXAMIANS APP
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