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Inductors

Inductors
An inductance of 0.08 μH is larger than

0.0000008 H
0.000000008 H
0.00008 mH
0.000008 H

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Inductors
A sine wave voltage is applied across an inductor. When the frequency of the voltage is decreased, the current

is decreased
is increased
momentarily goes to zero
does not change

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Inductors
The winding resistance of a coil can be increased by

increasing the number of turns
changing the core material
using a thinner wire
increasing the number of turns or using thinner wire

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Inductors
An ohmmeter is connected across an inductor and the pointer indicates zero ohms. The inductor is

shorted
partly shorted
open
good

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Inductors
The following coils are in parallel: 75 H, 40 H, 25 H, and 15 H. The total inductance is approximately

14 μH
2.2 μH
155 μH
6.9 μH

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Inductors
The inductance of an iron-core coil decreases if

the iron core is removed
the number of turns is decreased
the length of the coil decreases
None of these

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