Inductors A sine wave voltage is applied across an inductor. When the frequency of the voltage is decreased, the current is increased is decreased momentarily goes to zero does not change is increased is decreased momentarily goes to zero does not change ANSWER DOWNLOAD EXAMIANS APP
Inductors Two 10 H inductors are in parallel and the parallel combination is in series with a third 10 H inductor. What is the approximate total reactance when a voltage with a frequency of 7 kHz is applied across the circuit terminals? 660 kΩ 219 kΩ 66 kΩ 1.3 MΩ 660 kΩ 219 kΩ 66 kΩ 1.3 MΩ ANSWER DOWNLOAD EXAMIANS APP
Inductors An ohmmeter is connected across an inductor and the pointer indicates zero ohms. The inductor is shorted open good partly shorted shorted open good partly shorted ANSWER DOWNLOAD EXAMIANS APP
Inductors Two inductors, L1 and L2, are in parallel. L1 has a value of 25 H and L2 a value of 50 H. The parallel combination is in series with L3, a 20 H coil. The entire combination is across an ac source of 60 Vrms at 300 kHz. The total rms current is 87 mA 870 mA 337 mA 87 A 87 mA 870 mA 337 mA 87 A ANSWER DOWNLOAD EXAMIANS APP
Inductors An inductor, a 1 k resistor, and a switch are connected in series across a 6 V battery. At the instant the switch is closed, the inductor voltage is 12 V 6 V 4 V 0 V 12 V 6 V 4 V 0 V ANSWER DOWNLOAD EXAMIANS APP
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