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? 48 s 0.48 μs 0.48 ms 0.48 s 48 s 0.48 μs 0.48 ms 0.48 s 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 870 mA 337 mA 87 A 87 mA 870 mA 337 mA 87 A 87 mA ANSWER DOWNLOAD EXAMIANS APP
Inductors The winding resistance of a coil can be increased by increasing the number of turns or using thinner wire changing the core material increasing the number of turns using a thinner wire increasing the number of turns or using thinner wire changing the core material increasing the number of turns using a thinner wire ANSWER DOWNLOAD EXAMIANS APP
Inductors An inductor and a resistor are in series with a sine wave voltage source. The frequency is set so that the inductive reactance is equal to the resistance. If the frequency is increased, then VL > VR VR ≥ VL VL = VR VL < VR VL > VR VR ≥ VL VL = VR VL < VR ANSWER DOWNLOAD EXAMIANS APP
Inductors An inductance of 0.43 mH is smaller than 0.00043 H 43 μH 0.05 H 430 μH 0.00043 H 43 μH 0.05 H 430 μH ANSWER DOWNLOAD EXAMIANS APP
Inductors The inductance of an iron-core coil decreases if None of these the iron core is removed the number of turns is decreased the length of the coil decreases None of these the iron core is removed the number of turns is decreased the length of the coil decreases ANSWER DOWNLOAD EXAMIANS APP
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