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Electric Circuits

Electric Circuits
Time constant is the time taken for response to rise -------of maximum value?

 63.2%
 100%
 90%
 68.3%

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Electric Circuits
In a capacitor the electric charge is stored in

 metal plates.
 dielectric.
 both of (A) and (B).
 none of above.

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Electric Circuits
In a series resonant circuit impedance is

 none of these.
 zero.
 minimum.
 maximum.

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Electric Circuits
Third pin of a 3 pin plug is thicker and longer

 all pins are of same size.
 for protection purpose.
 none of these.
 for designing purpose.

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Electric Circuits
Three capacitors each of capacity C are given. The resultant capacity (2/3) C can obtained by using them

 all in series.
 all in parallel.
 two in parallel and third in series with this combination.
 two in series and third in parallel across this combination.

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Electric Circuits
In the circuit shown below, what is the voltage across 5 Ω resistor?

 -28.4 V.
 -27.4 V.
 34.4 V.
 None of them

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MORE MCQ ON Electric Circuits

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