Alternating Current and Voltage If a sine wave goes through 10 cycles in 20 s, the period is 4 s 2 s 20 s 100 s 4 s 2 s 20 s 100 s 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 45° None of these 40° 0° 45° None of these 40° 0° 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 0.0045 s 1.5 ms 2 ms 3,000 s 0.0045 s 1.5 ms 2 ms ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A sinusoidal current has an rms value of 14 mA. The peak-to-peak value is 39.6 mA 16 mA 22.6 mA 45.12 mA 39.6 mA 16 mA 22.6 mA 45.12 mA ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage The average half-cycle value of a sine wave with a 40 V peak is 50.96 V 6.37 V 14.14 V 25.48 V 50.96 V 6.37 V 14.14 V 25.48 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 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
EXAMIANS