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Electric Circuits

Electric Circuits
What is the SI unit of electric current ?

 Ampere.
None of these
 Faraday.
 Ohm.

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Electric Circuits
In the figure, the potential difference between points P and Q is

 - 6 V.
 10 V.
 6 V.
 12 V.

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Electric Circuits
For Norton’s equivalent circuit

 Voc = Isc / Req.
 Isc = Voc Req.
 Isc = Voc / Req.
 Voc = Req /Isc.

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Electric Circuits
For ideal tank circuit, what is the value of dynamic admittance?

None of these
 ∞
 0
 Both

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Electric Circuits
If all the elements in a particular network are linear, then the superposition theorem would hold, when the excitation is

 An Impulse
 AC only
 Either AC or DC
 DC only

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Electric Circuits
A wire 2.5 m long is bent into a square. An current of 100 A flowing through the wire will produce a magnetizing force at the center of the square, equal to

 196 AT / m.
 222 AT / m.
 72 AT / m.
 144 AT / m.

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MORE MCQ ON Electric Circuits

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