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Electric Circuits

Electric Circuits
Current magnification will occur in which of the following case?

 Series resonance
 Parallel resonance
None of these
 Both

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Electric Circuits
What is the reactive power in AC operation?

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

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Electric Circuits
The unit of electric field intensity is

 N / C.
 N / Ampere.
 F/ m2.
 F / m.

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Electric Circuits
From the circuit diagram shown in question 1 find the Norton current.

 4 A.
 2 A.
 2.5 A.
 1 A.

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Electric Circuits
For the circuit shown below the value of R is adjusted so as to make the current in RL equal to zero. Calculate the value of R.

 4 Ω.
 2 Ω.
 3 Ω.
 1 Ω.

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Electric Circuits
Voltage magnification will occur in which of the following case?

None of these
 Both
 Parallel resonance
 Series resonance

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