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Electric Circuits

Electric Circuits
To apply reciprocity theorem response to excitation ratio is

 Either Ohm or Mho.
 Mho.
 No units.
 Ohm.

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Electric Circuits
Kirchhoff’s current law is used for

 nodal analysis.
 representing a current source.
 loop analysis.
 finding equivalent resistance.

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Electric Circuits
What is the reactive power in AC operation?

 Apparent power × cosθ.
 Real power × cosθ.
 Apparent power × sinθ.
 Real power × sinθ.

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Electric Circuits
A balanced delta connected load has an impedance of 9∠30o Ω per phase. What is the impedance per phase of its equivalent star?

 3∠30o Ω.
 30∠30o Ω.
 27∠30o Ω
None of these

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Electric Circuits
The unit of electric field intensity is

 F/ m2.
 F / m.
 N / Ampere.
 N / C.

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Electric Circuits
Which of the following defined the average value ?

 Current
 Charge transfer
 Voltage
 Heating effect

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MORE MCQ ON Electric Circuits

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