Inductors Three 15 mH inductors are in series. The total inductance is 30 mH 5 mH 45 mH 15 mH 30 mH 5 mH 45 mH 15 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? 57 mA 78 mA 400 mA 91 mA 57 mA 78 mA 400 mA 91 mA ANSWER DOWNLOAD EXAMIANS APP
Inductors A 240 H inductor is equivalent to a 0.240 mH inductor 240 mH inductor 240 H inductor 0.000240 mH inductor 0.240 mH inductor 240 mH inductor 240 H inductor 0.000240 mH inductor ANSWER DOWNLOAD EXAMIANS APP
Inductors When the current through an inductor is cut in half, the amount of energy stored in the electromagnetic field doubles is quartered does not change quadruples doubles is quartered does not change quadruples ANSWER DOWNLOAD EXAMIANS APP
Inductors Five inductors are connected in series. The lowest value is 8 μH. If the value of each inductor is twice that of the preceding one, and if the inductors are connected in order of ascending values, the total inductance is 64 μH 32 μH 248 μH 8 H 64 μH 32 μH 248 μH 8 H 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 87 mA 87 A 337 mA 870 mA 87 mA 87 A 337 mA ANSWER DOWNLOAD EXAMIANS APP
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