Inductors The winding resistance of a coil can be increased by using a thinner wire increasing the number of turns increasing the number of turns or using thinner wire changing the core material using a thinner wire increasing the number of turns increasing the number of turns or using thinner wire changing the core material 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 87 mA 337 mA 87 A 870 mA 87 mA 337 mA 87 A 870 mA ANSWER DOWNLOAD EXAMIANS APP
Inductors The voltage across a coil when di/dt = 20 mA/s and L = 8 H is 2.5 mV 16 mV 1.6 mV 160 mV 2.5 mV 16 mV 1.6 mV 160 mV 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 s 0.48 μs 48 s 0.48 ms 0.48 s 0.48 μs 48 s 0.48 ms ANSWER DOWNLOAD EXAMIANS APP
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 4 V 6 V 0 V 12 V 4 V 6 V 0 V 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 66 kΩ 219 kΩ 660 kΩ 1.3 MΩ 66 kΩ 219 kΩ 660 kΩ ANSWER DOWNLOAD EXAMIANS APP
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