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Electric Circuits

Electric Circuits
The electrical conductivity of metal is typically of the order of (in ohm - m)

 105.
 10 - 6.
 10 - 4.
 107.

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Electric Circuits
The linear circuit element is

 resistor.
 all of above.
 inductor.
 capacitor.

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Electric Circuits
A coil with negligible resistance has 50 V across it with 10 mA. The inductive reactance is

 500 ohms.
 1000 ohms.
 5000 ohms.
 50 ohms.

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Electric Circuits
The active and reactive power in an AC circuit are 10W and 20VAR respectively. What is the power factor?

 1.
 0.5.
 0.866.
 0.577.

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Electric Circuits
In which of the following oscillations are not present?

 Over damping
 Under damping
 Critical damping
 Both 2 and 3

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Electric Circuits
Nodal analysis can be applied for

 both planar and non planar networks.
 neither planar and non planar networks.
 planar networks.
 non planar networks.

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MORE MCQ ON Electric Circuits

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