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 8 H 32 μH 248 μH 64 μH 8 H 32 μH 248 μH 64 μH 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 48 s 0.48 s 0.48 μs 0.48 ms 48 s 0.48 s 0.48 μs ANSWER DOWNLOAD EXAMIANS APP
Inductors An ohmmeter is connected across an inductor and the pointer indicates zero ohms. The inductor is open partly shorted shorted good open partly shorted shorted good ANSWER DOWNLOAD EXAMIANS APP
Inductors The current through a 120 mH coil is changing at a rate of 150 mA/s. The voltage induced across the coil is 180 mV 18 mV 1.8 mV 1.25 mV 180 mV 18 mV 1.8 mV 1.25 mV 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 is quartered doubles quadruples does not change is quartered doubles quadruples 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
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