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Inductors

Inductors
An inductance of 0.08 μH is larger than

0.00008 mH
0.0000008 H
0.000008 H
0.000000008 H

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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

248 μH
8 H
32 μH
64 μH

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Inductors
The voltage across a coil when di/dt = 20 mA/s and L = 8 H is

160 mV
2.5 mV
16 mV
1.6 mV

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Inductors
An 18 V power supply is connected across a coil with a winding resistance of 180 . Current flow in the coil is

1 mA
10 mA
1 A
100 mA

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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

6 V
12 V
0 V
4 V

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Inductors
Three 15 mH inductors are in series. The total inductance is

30 mH
15 mH
5 mH
45 mH

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