Inductors When the current through an inductor is cut in half, the amount of energy stored in the electromagnetic field doubles is quartered quadruples does not change doubles is quartered quadruples does not change ANSWER DOWNLOAD EXAMIANS APP
Inductors An inductance of 0.08 μH is larger than 0.0000008 H 0.000000008 H 0.000008 H 0.00008 mH 0.0000008 H 0.000000008 H 0.000008 H 0.00008 mH ANSWER DOWNLOAD EXAMIANS APP
Inductors The winding resistance of a coil can be increased by increasing the number of turns increasing the number of turns or using thinner wire changing the core material using a thinner wire increasing the number of turns increasing the number of turns or using thinner wire changing the core material using a thinner wire 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 1.3 MΩ 66 kΩ 219 kΩ 660 kΩ 1.3 MΩ 66 kΩ 219 kΩ ANSWER DOWNLOAD EXAMIANS APP
Inductors The voltage across a coil when di/dt = 20 mA/s and L = 8 H is 2.5 mV 160 mV 16 mV 1.6 mV 2.5 mV 160 mV 16 mV 1.6 mV 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? 400 mA 78 mA 91 mA 57 mA 400 mA 78 mA 91 mA 57 mA ANSWER DOWNLOAD EXAMIANS APP
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