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 0 V 6 V 4 V 12 V 0 V 6 V 4 V 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 decreased momentarily goes to zero is increased does not change is decreased momentarily goes to zero is increased does not change 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 greater than 5 mH less than 0.6 mH 9.9 mH 9.9 mH or greater than 5 mH greater than 5 mH less than 0.6 mH 9.9 mH 9.9 mH or greater than 5 mH 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 57 mA 91 mA 78 mA 400 mA 57 mA 91 mA 78 mA ANSWER DOWNLOAD EXAMIANS APP
Inductors The current through a 120 mH coil is changing at a rate of 150 mA/s. The voltage induced across the coil is 180 mV 1.25 mV 18 mV 1.8 mV 180 mV 1.25 mV 18 mV 1.8 mV ANSWER DOWNLOAD EXAMIANS APP
Inductors An inductance of 0.43 mH is smaller than 0.05 H 0.00043 H 43 μH 430 μH 0.05 H 0.00043 H 43 μH 430 μH ANSWER DOWNLOAD EXAMIANS APP