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? 57 mA 78 mA 91 mA 400 mA 57 mA 78 mA 91 mA 400 mA ANSWER DOWNLOAD EXAMIANS APP
Inductors An inductance of 0.43 mH is smaller than 430 μH 43 μH 0.05 H 0.00043 H 430 μH 43 μH 0.05 H 0.00043 H 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 1 mA 100 mA 10 mA 1 A 1 mA 100 mA 10 mA 1 A ANSWER DOWNLOAD EXAMIANS APP
Inductors An ohmmeter is connected across an inductor and the pointer indicates zero ohms. The inductor is partly shorted open shorted good partly shorted open shorted good 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 less than 0.6 mH 9.9 mH or greater than 5 mH 9.9 mH greater than 5 mH less than 0.6 mH 9.9 mH or greater than 5 mH 9.9 mH greater than 5 mH 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 does not change is decreased momentarily goes to zero is increased does not change is decreased momentarily goes to zero ANSWER DOWNLOAD EXAMIANS APP
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