Inductors The current through a 120 mH coil is changing at a rate of 150 mA/s. The voltage induced across the coil is 1.8 mV 18 mV 180 mV 1.25 mV 1.8 mV 18 mV 180 mV 1.25 mV 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 870 mA 337 mA 87 mA 87 A 870 mA 337 mA 87 mA 87 A 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? 91 mA 78 mA 400 mA 57 mA 91 mA 78 mA 400 mA 57 mA ANSWER DOWNLOAD EXAMIANS APP
Inductors The following coils are in parallel: 75 H, 40 H, 25 H, and 15 H. The total inductance is approximately 14 μH 155 μH 2.2 μH 6.9 μH 14 μH 155 μH 2.2 μH 6.9 μH ANSWER DOWNLOAD EXAMIANS APP
Inductors An inductance of 0.08 μH is larger than 0.0000008 H 0.00008 mH 0.000008 H 0.000000008 H 0.0000008 H 0.00008 mH 0.000008 H 0.000000008 H ANSWER DOWNLOAD EXAMIANS APP
Inductors An inductance of 0.43 mH is smaller than 430 μH 0.05 H 0.00043 H 43 μH 430 μH 0.05 H 0.00043 H 43 μH ANSWER DOWNLOAD EXAMIANS APP
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