Inductors The voltage across a coil when di/dt = 20 mA/s and L = 8 H is 16 mV 1.6 mV 2.5 mV 160 mV 16 mV 1.6 mV 2.5 mV 160 mV ANSWER DOWNLOAD EXAMIANS APP
Inductors The winding resistance of a coil can be increased by changing the core material using a thinner wire increasing the number of turns or using thinner wire increasing the number of turns changing the core material using a thinner wire increasing the number of turns or using thinner wire increasing the number of turns ANSWER DOWNLOAD EXAMIANS APP
Inductors An inductance of 0.43 mH is smaller than 0.05 H 430 μH 0.00043 H 43 μH 0.05 H 430 μH 0.00043 H 43 μH ANSWER DOWNLOAD EXAMIANS APP
Inductors When the current through an inductor is cut in half, the amount of energy stored in the electromagnetic field does not change doubles is quartered quadruples does not change doubles is quartered quadruples ANSWER DOWNLOAD EXAMIANS APP
Inductors A sine wave voltage is applied across an inductor. When the frequency of the voltage is decreased, the current momentarily goes to zero is decreased does not change is increased momentarily goes to zero is decreased does not change is increased 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 219 kΩ 66 kΩ 660 kΩ 1.3 MΩ 219 kΩ 66 kΩ ANSWER DOWNLOAD EXAMIANS APP