Inductors The following coils are in parallel: 75 H, 40 H, 25 H, and 15 H. The total inductance is approximately 6.9 μH 14 μH 155 μH 2.2 μH 6.9 μH 14 μH 155 μH 2.2 μH ANSWER DOWNLOAD EXAMIANS APP
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 An 18 V power supply is connected across a coil with a winding resistance of 180 . Current flow in the coil is 10 mA 1 A 1 mA 100 mA 10 mA 1 A 1 mA 100 mA ANSWER DOWNLOAD EXAMIANS APP
Inductors A switch, a 220 Ω resistor, and a 60 mH inductor are in series across a 20 V battery. What is the current through the inductor two time constants after the switch is closed? 78 mA 91 mA 400 mA 57 mA 78 mA 91 mA 400 mA 57 mA 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? 66 kΩ 1.3 MΩ 660 kΩ 219 kΩ 66 kΩ 1.3 MΩ 660 kΩ 219 kΩ ANSWER DOWNLOAD EXAMIANS APP
Inductors A 5 mH, a 4.3 mH, and a 0.6 mH inductor are connected in parallel. The total inductance is 9.9 mH less than 0.6 mH 9.9 mH or greater than 5 mH greater than 5 mH 9.9 mH less than 0.6 mH 9.9 mH or greater than 5 mH greater than 5 mH ANSWER DOWNLOAD EXAMIANS APP