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Electric Circuits

Electric Circuits
The energy stored by a capacitor is given by

 Q2 / 2C.
 all of them.
 1/2 QV.
 1/2 CV2.

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Electric Circuits
Absolute permittivity of dielectric medium is represented as

 εr/ε0
 εrε0
 εr
 ε0

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Electric Circuits
What is apparent power in AC operation?

 Product of voltage and current at no load.
 Product of rms voltage and rms current.
 Product of voltage and current at full load.
 Product of voltage and current.

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Electric Circuits
Cascade connection of two port networks is analyzed through

 Z parameters.
 ABCD parameters.
 h parameters.
 Y parameters.

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Electric Circuits
While Thevenizing a circuit between two terminals, VTH is equal to

 none of these.
 net voltage available in the circuit.
 short circuit terminal voltage.
 open circuit terminal voltage .

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Electric Circuits
The life of a lead acid battery is expected to be

 1 year.
 2 to 5 years.
 6 months.
 10 to 15 years.

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MORE MCQ ON Electric Circuits

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