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Electric Circuits

Electric Circuits
Which quantity consists of a unit 1KWh ?

 Charge
 Energy
 Power
 Time

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Electric Circuits
In balanced bridge, if the positions of detector and source are interchanged, the bridge will still remain balanced. This can be explained from which theoem

 Reciprocity theorem
 Thevinin's theorem
 Norton's theorem
 Compensation theorem

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Electric Circuits
In foster 1 form 1st element is

 capacitor.
 both.
 inductor.
 none.

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Electric Circuits
A 50 μF capacitor is charged to retain 10 MJ of energy by a constant charging current of 1 A. Determine the voltages across the capacitor?

 20 V.
 50 V.
 60 V.
 30 V.

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Electric Circuits
In an AC circuit, containing pure inductance, the voltage applied is 120 V, 50 Hz while the current is 10 A. Find the value of inductance.

 34 mH.
 30 mH.
 38 mH.
 35 mH.

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Electric Circuits
To obtain wide bandwidth, network is designed with which of the following?

 Unity Q factor
 Zero Q factor
 Low Q factor
 High Q factor

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