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Inductors

Inductors
An inductance of 0.43 mH is smaller than

0.00043 H
430 μH
43 μH
0.05 H

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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

VR ≥ VL
VL = VR
VL > VR
VL < VR

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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

100 mA
1 A
1 mA
10 mA

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Inductors
A 5 mH, a 4.3 mH, and a 0.6 mH inductor are connected in parallel. The total inductance is

9.9 mH or greater than 5 mH
9.9 mH
less than 0.6 mH
greater than 5 mH

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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

2.2 μH
155 μH
6.9 μH
14 μH

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

does not change
is decreased
momentarily goes to zero
is increased

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