Inductors The winding resistance of a coil can be increased by using a thinner wire increasing the number of turns changing the core material increasing the number of turns or using thinner wire using a thinner wire increasing the number of turns changing the core material increasing the number of turns or using 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? 1.3 MΩ 660 kΩ 219 kΩ 66 kΩ 1.3 MΩ 660 kΩ 219 kΩ 66 kΩ ANSWER DOWNLOAD EXAMIANS APP
Inductors When the current through an inductor is cut in half, the amount of energy stored in the electromagnetic field is quartered quadruples doubles does not change is quartered quadruples doubles does not change ANSWER DOWNLOAD EXAMIANS APP
Inductors Three 15 mH inductors are in series. The total inductance is 30 mH 15 mH 5 mH 45 mH 30 mH 15 mH 5 mH 45 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 78 mA 91 mA 57 mA 400 mA 78 mA 91 mA 57 mA ANSWER DOWNLOAD EXAMIANS APP
Inductors A 320 H coil is in series with a 3.3 k resistor. How long does it take for current to build up to its full value? 0.48 ms 0.48 μs 0.48 s 48 s 0.48 ms 0.48 μs 0.48 s 48 s ANSWER DOWNLOAD EXAMIANS APP
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